Operation Manual

SCT-108.003.12 SCT-BEN-CON-2 GLP Benchtop Conductivity Meter by ScichemTech

SCT GLP conductivity benchtop meter suitable for normal conductivity measurement.

Advanced and original conductivity measurement technology wide measurement range, high accuracy, conductivity measurement mode can be switch to TDS, salinity and resistivity.

Instrument resolution 1.0.

Includes:

• Flexible electrode holder
• pH/ATC three-in-one combination electrode
• 1413 us/cm conductivity standard solution
• 9V power adapter
• Rs-232 communication cable
• Communication software cd
• Operation manual
• Packing list

Features:

• SCT benchtop meter is designed to measure conductivity and temperature.
• SCT meter meets with the requirement of international GLP standards. Its features up to automatic calibration, automatic temperature compensation, data storage, timing measurement, clock display, RS-232 output, function setting and self-diagnose etc.
• Three different measurement modes: stable display mode; time measurement mode; continuous measurement mode.
• Equips conductivity/ATC electrode. Its measurement result is fast and precise.
• Adopt advanced and original conductivity measurement technology, use 1 pc of conductivity electrode (K=1), it can meet measuring accuracy requirement for range within 0.5μs/cm ~ 200ms/cm by using only one-point calibration.
• Ability to switch among conductivity,TDS, salinity and resistivity. Multinomial calculation for TDS and salinity to ensure the conversion precision of the full scale.
• Each meter is coded with unique serial number.
• Dustproof and waterproof meter meets IP54 standards. All sockets are seal protected by the silica gel caps.
• SCT benchtop meter meets: ISO9001 & CE standards.

TP518 1-Speed Thermostat by Schaefer

Our broad range of sensors and manual/automatic controls allow dairymen, greenhouse operators, plant managers and others to control fans and heaters and optimize thermal comfort in their facilities.

3175K0.1 Microcomputer Based Conductivity/TDS/Temperature Benchtop Meter Kit by Jenco

Jenco EC3175 is a new conductivity meter with temperature readout, backlit LCD display, selectable cell constant and a streamlined look.

This benchtop meter is RoHS compliant.

Includes:

• 3175: Benchtop Conductivity meter
• 109: Conductivity Probe, K=0.1
• Choice of 6230D115: 120V AC adapter or 6230D230: 220V AC adapter

• Clear, large LCD display with backlight
• Displays conductivity and temperature at same time
• Accepts 2-wire conductivity cells with adjustable k=0.1, k=1 and k=10 cell constants for improved flexibility and accuracy
• Convenient one point calibration
• Calibration data is stored in memory and is ready for use on power up
• Automatically selects one of three conductivity ranges to display readings
• Readings are automatically compensated for temperature (ATC)
• Meter automatically switches into manual compensation when temperature probe is not present
• Automatic lock mode is available to lock in stable readings
• Intuitive operation with membrane keypad with tactile and audio feedback.
• Splash resistant case is made with durable, reinforced plastic for added protection. protective covers for connectors are included
• Smaller case does not clutter valuable desk space
• 8pin DIN connector for conductivity cell & 10k thermistor
• AC adaptor or battery power

SCT-108.001.18 SCT-pH-PEN-4 Waterproof Handheld PH/mV/Cond/TDS/Salt/Temp Meter by ScichemTech

Includes:

• Handheld PH/mV/Cond/TDS/Salt/Temp Meter
• Standard Solution (pH4, pH7 & 1413uS)
• Lanyard Connection
• Battery
• Instruction Manual

Features:

• Reliable SCT Multi Tester for pH, ORP, Conductivity, Salinity and Temperature measurements.
• Microprocessor based for fast and accurate measurements.
• Special viewing angle designed of waterproof housing IP 57 rated. It floats on water.
• Large LCD display for pH / ORP / Conductivity /TDS / Salinity and Temperature simultaneously.
• Easy to calibrate by one keyboard and Automatic Temperature Compensation (ATC), Manual Salinity(MSC) and Altitude(MAC) Compensation.
• Multi-functions with Data-hold, Max/Min and shows PTS after calibration Degree °C/°F are switchable. World best combination handhled meter.
• Auto power shut off after 10 minutes of non use.
• Easy to replace electrode module and the type of electrode would be recognized automatically and shown in display during insertion.
• Battery operated. Low battery and consumption indicator.

SCT-108.001.03 SCT-CON-PEN-1 Handheld Conductivity Meter with ATC by ScichemTech

Includes:

• Handheld Conductivity Meter
• Standard Solution
• Battery
• Screw-Driver
• Instruction Manual

Features:

• Reliable SCT Tester for basic & easy Conductivity measurement.
• Ergonomic Design - Waterproof IP57 rated.
• Accurate & Fast in measurements 10 μS/CM resolution.
• Removable & changeable electrode.
• Large and clear display
• Manual calibration through screw trim port 1 or 2 points.
• With Automatic Temperature Compensation (ATC).
• Battery operated.

4021 RAM 4021 Respiratory Air Monitor, Carbon Monoxide (CO) by GfG

The RAM 4021 AutoCal® series is the unit of choice where specific and accurate measurement of carbon monoxide, oxygen or dew-point levels are required. Designed to meet OSHA requirements for monitoring of Grade D respirable air, this unit is equipped with a reliable electrochemical sensor that accurately indicates the level of carbon monoxide on an illuminated liquid crystal display. Adding versatility, this unit offers optional oxygen or dew point sensors for applications where detection or measurement is needed.

Calibration and maintenance are simple with our innovative AutoCal® system. Additional features including alarm relay contacts, user adjustable alarm point, low flow alarm indicator and many more make this unit an intelligent choice. The RAM 4021 is available in four models, the 4021 (CO), 4021-1 (CO and O2), 4021-DPX (CO and dew point levels) and 4021-PR (CO and additional relay to signal power loss to monitor, complies with newest NFPA regulation). All models may be purchased with or without airline filter systems

Respiratory air specifications

All GfG Instrumentation RAM Instruments satisfy the requirements of OSHA rule 29 CFR 1910.134 (d) (2) (ii) for carbon monoxide monitoring. They will also monitor Grade E air, generally specified for breathing air in cylinders (SCBA).

Wall mounted filter panel option

The 25, 50 and 100 CFM panels filter out dangerous toxins from supplied air sources and ensure clean, breathable air. The threestage filter system efficiently removes particulates, oil vapors and hydrocarbons from an air supply. After filtration, the regulator sets the pressure for the respiratory equipment and the manifold assembly provides multiple outlets for airline hose quick connections. The model 8025 panel includes two user female quick connect outlets; the 8050 includes four, and the 8100 includes eight. A 1/2" FPT connection is standard on all 50 and 100 CFM panels, and a 3/8" FPT connection is standard on all 25 CFM panels.

Features

• Continuous compressed air CO monitor
• Integrated dew point measurement
• Robust easy-to-operate design

Features

• RAM 4021 Monitor
• Carbon monoxide (CO) sensor
• Other sensors (as specified)
• Manual

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

SCT-108.003.19 SCT-BEN-HARD-1 Benchtop Water Hardness Meter by ScichemTech

Includes:

• Water hardness electrode stirring type electrode holder
• Water hardness calibration solution (B1,B2 & B23) 20 ml
• Test cup pedestal in a solution for water hardness electrode tools for filling reference solution
• WH - link communication software
• RS-232 communication cable
• Operation manual

Features:

• SCT benchtop meter is for measurement of water hardness (the total concentration of calcium ion and magnesium ion).
• Electrode adopts water hardness combination electrode with patent structure. It consists of measurement electrode, reference electrode and temperature probe. Replaceable measuring head, steady potential, fast response, easy to use.
• Meter adopts intelligent chip design, automatic calibration, automatic temperature compensation, time display, data storage RS232 output, etc.
• Ability to switch among eight units: mmol/l, mg/l (caco3), mg/l (cao), mmol/l (boiler) and mg/l (ca). Three options of three units: °FH France °DH Germany and °EH UK from WH-link communication software
• Equipped with B1 B2 and B3 calibration solutions.
• Equipped with WH-link communication software, connect testing data of meter to computer.
• SCT benchtop meter meets: ISO9001 & CE standards.

SCT-108.003.01 SCT BEN-pH-01 pH Meter with RS232 by ScichemTech

SCT basic benchtop pH/ORP/Temp meter which is suitable for general pH measurement in laboratory consistent with the basic requirements.

Includes:

• Plastic pH combination electrode
• Standard solution pH 4.00, 7.00, 10.01 (50ml)
• 9V power adapter
• Operation manual

Features:

• SCT benchtop meter is designed to measure pH, ORP, temperature.
• Large LCD with blue background can display both pH and temperature value at the same time.
• It has intelligent functions for automatic calibration, data storage/ recall, and memory max. and min. value etc.
• 1~3 point automatic calibration and it can automatically display the percentage of slope after finishing calibration
• Equipped with manual temperature compensation
• Option to switch between °C/°F.
• SCT benchtop meter meets ISO9001:2008 & CE standards

G450-11020 G450 Multi-Gas Detector with Rechargeable Battery, O2, LEL by GfG

GfG is one of the industry s leading producers of workplace safety products. Their products are safe, reliable, and customizable. Their state of the art research and development facility produces the most advanced products on the market. Additionally, their dedicated team of safety professionals works to ensure that each product can be equipped with customization tools and modifications to ensure that each product can be optimized to meet the most rigorous workplace safety standards. Introducing the G450 Multi-gas Detector, GfG is continuing its legacy as a safety leader.

G450 Multi-gas Detector

The G450 Multi-gas Detector continually measures up to four separate atmospheric gases. In confined spaces, the detector will monitor LEL combustible gas, oxygen, H2S, and CO. The easy to use G450 series of detectors is designed with user friendliness in mind. Many of its most common functions are operated with a single button, and the unit features a fully automatic calibration system. Users need only to attach the adaptor and flow gas to the sensors. The unit s GfG AutoCal system will automatically initiate the calibration sequence and will update the necessary information on the G450 Multi-gas Detector.

Long Battery Life

The G450 Multi-gas Detector also features a long life battery operation that is most efficient for workplace safety. The device has a batter life of up to 25 hours of continuous operation. With alkaline packs, the units are powered by 2 AA batteries, and when placed in the drop in cradle, the rechargeable battery packs can be fully recharged in less than 4 hours. The rechargeable packs have optional flash light LEDs to indicate charge level.

Triple Alarm System

This unit features an elaborate alarm system that is not to be missed. The triple alarm system features a loud audible alarm of 103dB, a vibrating alarm, and bright 360 wrap around LEDs with a colored backlit display for visual alarms. The alarm system ensures that users and those nearby are fully aware of possible environmental hazards. Additionally, the easy to read backlit display will light varying colors from green, orange, and red to intuitively notify users of the severity of the conditions.

Features

The G450 Multi-gas Detector is encased in a dust proof and highly water resistant housing. The housing even contains a built in rubber boot to help protect from regular wear and tear. Each unit is equipped with datalogging capabilities. The datalogger records and internally stores all activity and environmental conditions. Users can download this information to their computers and use it to research, analyze, and evaluate the jobsite environment.

The multi-gas detection system comes standard with a few accessories including a calibration adaptor, a training manual, and a training DVD. The rechargeable devices include the previous accessories and additional drop in cradle chargers and a wall power adaptor. Optional accessories include a datalogging kit, self powered attachable motorized sample pump, spare battery packs, and rechargeable battery packs. The breadth of available accessories helps to ensure that the G450 Multi-gas Detector can be customized to meet the needs of individual work spaces.

H-115 Manual Speed Control, 115V by Schaefer

Our broad range of sensors and manual/automatic controls allow dairymen, greenhouse operators, plant managers and others to control fans and heaters and optimize thermal comfort in their facilities.

G450-11040 G450 Multi-Gas Detector with Flashlight Rechargeable Battery, O2, LEL by GfG

GfG is one of the industry s leading producers of workplace safety products. Their products are safe, reliable, and customizable. Their state of the art research and development facility produces the most advanced products on the market. Additionally, their dedicated team of safety professionals works to ensure that each product can be equipped with customization tools and modifications to ensure that each product can be optimized to meet the most rigorous workplace safety standards. Introducing the G450 Multi-gas Detector, GfG is continuing its legacy as a safety leader.

G450 Multi-gas Detector

The G450 Multi-gas Detector continually measures up to four separate atmospheric gases. In confined spaces, the detector will monitor LEL combustible gas, oxygen, H2S, and CO. The easy to use G450 series of detectors is designed with user friendliness in mind. Many of its most common functions are operated with a single button, and the unit features a fully automatic calibration system. Users need only to attach the adaptor and flow gas to the sensors. The unit s GfG AutoCal system will automatically initiate the calibration sequence and will update the necessary information on the G450 Multi-gas Detector.

Long Battery Life

The G450 Multi-gas Detector also features a long life battery operation that is most efficient for workplace safety. The device has a batter life of up to 25 hours of continuous operation. With alkaline packs, the units are powered by 2 AA batteries, and when placed in the drop in cradle, the rechargeable battery packs can be fully recharged in less than 4 hours. The rechargeable packs have optional flash light LEDs to indicate charge level.

Triple Alarm System

This unit features an elaborate alarm system that is not to be missed. The triple alarm system features a loud audible alarm of 103dB, a vibrating alarm, and bright 360 wrap around LEDs with a colored backlit display for visual alarms. The alarm system ensures that users and those nearby are fully aware of possible environmental hazards. Additionally, the easy to read backlit display will light varying colors from green, orange, and red to intuitively notify users of the severity of the conditions.

Features

The G450 Multi-gas Detector is encased in a dust proof and highly water resistant housing. The housing even contains a built in rubber boot to help protect from regular wear and tear. Each unit is equipped with datalogging capabilities. The datalogger records and internally stores all activity and environmental conditions. Users can download this information to their computers and use it to research, analyze, and evaluate the jobsite environment.

The multi-gas detection system comes standard with a few accessories including a calibration adaptor, a training manual, and a training DVD. The rechargeable devices include the previous accessories and additional drop in cradle chargers and a wall power adaptor. Optional accessories include a datalogging kit, self powered attachable motorized sample pump, spare battery packs, and rechargeable battery packs. The breadth of available accessories helps to ensure that the G450 Multi-gas Detector can be customized to meet the needs of individual work spaces.

SCT-108.002.02 SCT-ALLY Portable ORP Meter by ScichemTech

Includes:

• Portable ORP Meter
• ORP Electrode
• Plastic ORP combination electrode
• 222MV ORP standard solution
• Screw-Driver
• Spare batteries
• Operation manual
• Carrying case

Features:

• A complete portable SCT-meter for pH, ORP measurements.
• Built-in microprocessor chips, intelligent functions such as data storage, function set-up, automatic power-off and low voltage display.
• Equipped with plastic ORP electrode, fast response and accurate result.
• Equipped with ORP standard solution and portable case.
• SCT meter meets ISO9001:2000, CE standards and water proof IP57.

SCT-108.002.08 SCT CADE Conductivity/TDS/Salinity/Resistivity/DO/Temp Meter by ScichemTech

Includes:

• Plastic conductivity electrode
• DO electrode
• 1413us/cm conductivity standard solution
• Membrane cap (DO electrode use)
• DO electrode inner solution
• Cathode polishing paper
• Screw driver
• Spare batteries
• Operation manual
• Carrying case

Features:

• A complete portable SCT-meter for conductivity and dissolved oxygen measurements.
• Double-parameter meter equipped with conductivity electrode and dissolved oxygen electrode, automatic identification of electrode by meter.
• Built-in microprocessor chips, intelligent functions such as automatic calibration, automatic temperature compensation, data storage, function set-up, automatic power-off and low voltage display.
• Automatic identification of 7 conductivity standard calibration solutions, two options of standard calibration solutions: Europe and America series.
• Adopt advanced conductivity measurement technology, use conductivity electrode of constant k=1, only need one point calibration and meet the measurement precision requirement of 0.5μs/cm ~ 200 ms/cm.
• Ability to switch among conductivity, TDS, salinity and resistivity. Multinomial calculation for TDS and salinity to ensure the conversion precision of the full scale.
• Conductivity measurement mode has the function of non-linear temperature compensation for high purity water.
• Measurement mode of dissolved oxygen has the function of automatic temperature compensation, automatic salinity compensation and manual air pressure compensation.
• New polarographic type dissolved oxygen electrode can measure temperature, salinity and dissolved oxygen simultaneously, equipped with special dissolved oxygen electrode calibration set, polarization only for 3~5 min.
• SCT meter meets ISO9001:2000, CE standards and water proof IP57.

TRU-03-NU-Z-IR Triple Plus + IR Portable 2-Gas Detector, IR CH4 % LEL, O2 Non-pumped by Crowcon

Incorporating infrared detection technology, the Triple Plus+ IR extends the capability of the Triple Plus+ allowing extended life detection of hydrocarbons and carbon dioxide.

IR sensors have high resistance to interference or inhibition by other gases and are suitable for both high gas concentrations and use in inert (oxygen free) backgrounds.

The unique design of the Crowcon IR sensor module used in Triple Plus+ IR allows measurement of hydrocarbons at both % LEL and % vol. ranges making this instrument ideal for tank and line purging applications within oil and gas and industrial applications.

Clear and unambiguous

• Piercing 85dB at 1m
• Vivid LED alarms with top visibility
• Confidence blip, low battery and TWA warnings
• Timed datalogging with 100 hour capacity
• Gives you confidence in the status of your Triple Plus+, and the environment you re working in

Simple to customise

• Wide range of electrochemical oxygen and toxic gas sensors
• Available for diffusion, manual aspiration or pumped sampling
• Interchangeable sensor modules
• Comprehensive datalogging with site and user names
• Allows you to create your optimum 4 gas Triple Plus+

Durable

• Triax casing will not crack or shatter when dropped
• Unique internal design will resist the harshest treatment
• Full buoyancy
• System integrity and operation assured
• Makes recovery from water possible

Easy to maintain

• Simple Windows Software interface
• QuickCal, rapid calibration
• User menus allow calibration with or without connecting to a PC

IR Option

• No poisoning effects
• Long life sensor and no burnout
• % vol. measurement for purging applications
• % LEL measurement in air or inert backgrounds
• Single or dual range measurement
• IR CO2 detection, 0 5%
• Works well where catalytic pellistors would perform poorly
• Reduced cost of ownership
• Offers flexibility

*Please note we can only ship RKI products to customers within the United States

G450-11010K G450 Value Kit with Alkaline Battery, O2, LEL by GfG

GfG is one of the industry s leading producers of workplace safety products. Their products are safe, reliable, and customizable. Their state of the art research and development facility produces the most advanced products on the market. Additionally, their dedicated team of safety professionals works to ensure that each product can be equipped with customization tools and modifications to ensure that each product can be optimized to meet the most rigorous workplace safety standards. Introducing the G450 Multi-gas Detector, GfG is continuing its legacy as a safety leader.

G450 Multi-gas Detector

The G450 Multi-gas Detector continually measures up to four separate atmospheric gases. In confined spaces, the detector will monitor LEL combustible gas, oxygen, H2S, and CO. The easy to use G450 series of detectors is designed with user friendliness in mind. Many of its most common functions are operated with a single button, and the unit features a fully automatic calibration system. Users need only to attach the adaptor and flow gas to the sensors. The unit s GfG AutoCal system will automatically initiate the calibration sequence and will update the necessary information on the G450 Multi-gas Detector.

Long Battery Life

The G450 Multi-gas Detector also features a long life battery operation that is most efficient for workplace safety. The device has a batter life of up to 25 hours of continuous operation. With alkaline packs, the units are powered by 2 AA batteries, and when placed in the drop in cradle, the rechargeable battery packs can be fully recharged in less than 4 hours. The rechargeable packs have optional flash light LEDs to indicate charge level.

Triple Alarm System

This unit features an elaborate alarm system that is not to be missed. The triple alarm system features a loud audible alarm of 103dB, a vibrating alarm, and bright 360 wrap around LEDs with a colored backlit display for visual alarms. The alarm system ensures that users and those nearby are fully aware of possible environmental hazards. Additionally, the easy to read backlit display will light varying colors from green, orange, and red to intuitively notify users of the severity of the conditions.

Features

The G450 Multi-gas Detector is encased in a dust proof and highly water resistant housing. The housing even contains a built in rubber boot to help protect from regular wear and tear. Each unit is equipped with datalogging capabilities. The datalogger records and internally stores all activity and environmental conditions. Users can download this information to their computers and use it to research, analyze, and evaluate the jobsite environment.

The multi-gas detection system comes standard with a few accessories including a calibration adaptor, a training manual, and a training DVD. The rechargeable devices include the previous accessories and additional drop in cradle chargers and a wall power adaptor. Optional accessories include a datalogging kit, self powered attachable motorized sample pump, spare battery packs, and rechargeable battery packs. The breadth of available accessories helps to ensure that the G450 Multi-gas Detector can be customized to meet the needs of individual work spaces.

712C7 712 Combustion Efficiency Analyzer Kit by Test Products International

712 Features

• Fast purge & fuel selection during start up
• Work on high efficiency furnaces and oil
• Measure CO, O2; and calculate efficiency, CO2, excess air and CO air free
• Dual input temperature
• Dual input pressure with 0.001 inches water resolution for high efficiency & oil
• Optional A767 adapter for PC interface

270 Features:

• Measure motor in-rush current and run current
• Measure temperature differential with relative mode
• Non-contact voltage feature can be used to immediately see if power is being supplied to the 24VAC control circuit of thermostats
• Frequency, Min/Max/Record, Data Hold and Peak Hold
• Up to 40,000 Microfarads to test run and start capacitors
• 4,000 count display with 41 segment analog bargraph
• Auto & Manual Ranging
• Low Battery Indicator
• Over Range Indication ("OL")
• Hi Voltage Indicator (>30V AC/DC)
• Auto Power Off after 30 minutes
• Separate Battery/Fuse Compartment
• Low Ohm Range (400V)
• Amps AC Resolution: 0.01A
• VDC/VAC Resolution: 0.1mV
• DC μA measurement (0.01 μA resolution)
• Temperature measurement with 0.1° resolution

A740 Features

• Easy to use
• Battery operated
• Self test facility
• Adjustable contrast
• Manual paper feed
• Maximum transmitting distance 16"(45cm)

Includes

• 712 Combustion Efficiency Analyzer
• 270 Clamp-On Tester with Digital Multimetervisit
• A740 IR Printer

*Please note we can only ship RKI products to customers within the United States

pH6810NK VisionPlus pH/mV/Temp. Meter Kit by Jenco

Jenco VisionPlus pH6810 is an easy to use, IP67 rated pH meter with mV and temperature readout. Key features include an IP67 rated body, 2 or 3 point calibration, electrode efficiency and manual/automatic temperature compensation.

VisionPlus pH6810 is RoHS compliant.

Includes:

• PH6810N: Meter
• 6810NP: PH/Temp/Ref. Electrode
• pH6810F: Soft pouch with pH4, pH7 capsules & bottles

• Large LCD with dual display of pH and temperature or ORP and temperature
• IP67 rated water-proof and dust-proof case (optional 3-in-1 pH/ref/temperature electrode is fitted with special connectors that maintains IP67 rating)
• 2 or 3 point calibration
• Manual or automatic temperature compensation
• US or NIST buffer sets
• Electrode efficiency in percentage
• End-point sensing and auto-lock
• Dedicated operation buttons with audio feedback
• Protective, shock-proof rubber boot

3173K1 Large LCD Conductivity/TDS/Temperature Benchtop Meter Kit by Jenco

Conductivity/TDS/Temperature benchtop meter, with an extra large LCD display, adjustable cell constants K=0.1, 1.0, 10.0, programmable temperature co-efficient and reference temperature. Battery or 115/230 AC powered. CE approved.

Includes:

• 3173: Benchtop Conductivity meter
• Choice of 101: Epoxy, Conductovity probe, K=1.0, 3-ft or 106: Glass, Conductivity probe, K=1.0, 3-ft
• Choice of 6230D115: 120V AC adapter or 6230D230: 220V AC adapter

• Clear, large LCD display (4 1/8 x 3 1/16 in.).
• Displays conductivity and temperature, or tds and temperature readings at the same time.
• Accepts 2-wire conductivity cells with adjustable k=0.1, k=1 and k=10 cell constants for improved flexibility and accuracy.
• Auto or manual ranging of 3 conductivity ranges are available for improved usability.
• Convenient one point calibration. calibration data is stored in memory and is ready for use on power up.
• Readings are automatically compensated for temperature (ATC). meter automatically switches into manual
• compensation when temperature probe is not present.
• Automatic lock mode is available to lock in stable readings.
• Intuitive operation with membrane keypad with tactile and audio feedback.
• Splash resistant case is made with durable, reinforced plastic for added protection. protective covers for connectors are included.
• Large LCD is offset for improved protection against unintentional damage.
• Smaller case does not clutter valuable desk space.
• 8pin DIN connector for conductivity cell & 10k thermistor.
• AC adaptor or battery power.