$200 - $300

90447-33 RTD Probe, 6" L, 1/4" Dia, 1/4" NPT Re-Adjustable, Stripped Leads by Digi-Sense

Resistance Temperature Detectors, or RTDs, are used in many process and laboratory applications where accuracy and repeatability are of prime importance. RTD elements are available in many different materials and with different temperature coefficients. The most commonly used element is a wire-wound platinum element, conforming to the DIN standard and with a .00385 temperature coefficient.

Key Features

• All probes are low range
• 316 stainless steel sheath material
• Extension leadwire transition with relief spring (350,°F)
• 3-wire RTD, 100 Ω
• Accuracy ±0.1%
• -328 to 400°F (-200 to 204°C)
• .00385°C temperature coefficient
• Constructed using PTFE Insulated silver plated copper internal leads

S8000CD-LC pH Sensor, Flat, Cartridge, PPS, HT, LC by Sensorex

Our S8000 series of pH deliver the most reliable online pH monitoring in a unique, modular package that minimizes total cost of ownership. These sensor cartridges can be changed in a few seconds with no tools or re-wiring required. Extended sensor lifetime with ERP Reference System.

Features:

• Reliable performance in demanding applications
• Lightning fast sensor changes with no tools required
• Extended sensor lifetime
• All mounting hardware is reuseable. Only replace the quick-change sensor cartridge
• One year limited warranty

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

AM-DS0825 8"x25' Duct with Cinch Strap by Schaefer

Industry standard quality ducting for everyday use. Single ply, PVC vinyl-coated polyester fabric with 15-gage spring steel wire helix and external PVC wearstrip. PVC coated polyester fastening cuffs at both ends with industry standard spring buckle cinches. Flame retardant. Available in 8" (15', 25'), 12" (15', 25') and 20" (25') sizes. Integrated carrying bags available with 8"x 25', 12"x 25' and 20"x 25' ducts.

*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

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

WD-27001-90 pH Electrode, In-line, Double-junction, No ATC 10-ft Cable, BNC by Oakton

In-line electrodes operate from 32 to 212°F (0 to 100°C) and have a chemical-resistant PVDF housing with a 1/2" NPT(M) thread. Housing measures 4" x 15/16" diameter. Electrode extends 1" beyond housing. Maximum pressure 100 psi. Measure pH from 0 to 13.

Note: 100 Ω RTD ATC elements are platinum and conform to DIN curve 43760. ATC connector is miniature audio plug.
Connector for the 1 kΩ RTD and the 3 kΩ Balco ATC elements is a spade lug.
Connector for 100 kΩ

Integral, one-piece electrode and housing for installation convenience

• Choose from single-junction or double-junction designs
• Options of BNC or stripped and tinned ends

90551-75 Sil-Filled Bottom-Con Bimetal Thermometer 5" Dial 24" L Range 0-250F/-20-120C by Digi-Sense

Accuracy is ±1% full-scale when stem is immersed 2" in liquids or 4" in gases (immerse models with a 2.5" stem length 2" in gases). Measured stem length from the top of the threads to the bottom tip of the stem. Stem dia is 0.25"; threaded connection is 1/2" NPT(M). All thermometers meet or exceed ASME B40.3 standards. Maximum environmental temperature for Acrylic lens thermometers is 200°F (93°C).

• Dampened movement
• Anti-parallax dial for accurate readings
• Hermetically sealed per ASME B40.3 standard to prevent fogging and protect against tough environments
• Rugged 304 stainless steel construction with Acrylic lens
• Recalibrate using the external reset screw
• For use in applications that do not exceeding 200F

SAMTUB Sample Tube and Fitting by Bluelab

Product Features / Benefits

• Perfect for reservoirs located more than 2 metres / 6.6 feet from your controller unit. Place probes directly into the tube ports for direct measurement of nutrient solution
• Fittings included

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

TG18-3WW-MPM 18" Tuff & Gusty Tent Fan with Multi Bracket Pole Mount by Schaefer

Schaefer pole mounted tent fans are ideal for tent cooling, heat circulation and detracting bugs. The all-white 12" fans blend in with most tents and are so quiet you don't hear them, you only feel them. Simply mount them on the tent side poles and turn them on. Use one tent fan every 15-20 feet.

Features and Benefits

• Mounts onto tent poles, saving floor space
• Wide variety of mounting options available for flexible and easy installation
• Quiet operation, high efficiency and output
• Easily stored and transported
• Misting kits available for even greater cooling

Part Number: G111450PA

24" Poly Fan Blade, 4-Wing

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