$100 - $150

90447-43 RTD Probe 1/4" OD 10" Lengt Spade Lugs 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

103171-002 PVC Discharge Hose, 1.5" x 25', Male/Female Couplers by Pelsue

Pelsue provides a full range of hose to support our submersible pump line. Dimensions and materials are listed below.

*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

22030 Travel Scope 80 Portable Telescope with Backpack by Celestron

The Travel Scope™ 80 is a refractor telescope perfect for terrestrial and celestial viewing on the go. The Travel Scope™ can view the planets, moon, star clusters and brighter deep sky objects like the Orion Nebula and Andromeda Galaxy at night. The erect image star diagonal makes the optical tube ideal for using as a spotting scope during the day.

Setting up the telescope is a breeze, so you can begin observing in no time. Even on your first time out, you can assemble the telescope and its accessories in just a few minutes. The adjustable tripod legs allow you to customize the telescope's height or place it on raised surfaces like a picnic table.

The total telescope kit weighs in at just 4.5 pounds-perfect for impromptu observing sessions or transporting wherever life's adventures take you.

• 80mm refractor telescope with fully coated glass optics and a lightweight frame.
• Custom backpack included to store your telescope and accessories comfortably.
• Observe in no time with a quick and easy, no-tool setup.
• Accessories include: two eyepieces (20mm and 10mm), erect image star diagonal, finderscope, and a smartphone adapter.
• Pan handle Alt-Az control with clutch for smooth and accurate pointing.
• Adjustable height tripod.

Manual Alt-Azimuth telescope

Navigate the sky with a pan handle Alt-Az control with clutch for smooth and accurate pointing. Move the clutch in an up/down, left/right fashion to track your object in the eyepiece.

Accessories Included

The Travel Scope™ 80 comes with two eyepieces (20mm and 10mm), erect image diagonal, finderscope, a smartphone adapter, and a travel backpack. The two eyepieces offer different magnifications to view your intended object. The erect image diagonal allows for right-side-up viewing ideal for terrestrial subjects but can also be used for celestial objects. The permanently mounted finderscope will help you quickly center an object in your eyepiece for easier observing.

Smartphone Adapter

Image celestial or terrestrial objects with this smartphone adapter. With its light, rigid frame, this accessory allows you to connect any smartphone to any telescope eyepiece with an outside diameter of 45 mm or smaller. The additional magnification provided by the eyepiece allows your phone to capture great images of the Moon and planets. This smartphone adapter installs easily by clamping over the top of an eyepiece. The smartphone is held in position with the help of tightening knobs that securely lock your phone in place. Some large and/or bulky phone cases (including folio style cases) may need to be removed for the phone to fit in the adapter.

Travel Backpack

A custom backpack comes with your telescope for you to store your optical tube, tripod, eyepieces and accessories comfortably.

Starry Night Software

Download Celestron's Starry Night Software and learn about the night sky, celestial objects, and how to plan your next observing session. Celestron Starry Night Software is the premier astronomy software package on the market, providing resources and knowledge to view our solar system and beyond.

90447-40 Probe RTD 1/4" OD 9" L Miniplug 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

0563 1915 915i - Smart Probe with Immersion/Penetration Probe (TC type K) by Testo

Measure temperatures in liquids, semi-solid media and pastes: The wireless thermometer testo 915i with robust, fast-response immersion/penetration probe will enable you to tackle your temperature measurements with greater speed, flexibility and ease. The testo 915i automatically connects to your smartphone/tablet or compatible testo measuring instrument via Bluetooth. The testo Smart App facilitates intuitive operation, clear display of measurement data as well as documentation and sending of reports on site. The handle is compatible with all standard type K thermocouple probes – making it versatile.

• Robust, fast-response immersion/penetration probe (TC type K, class 1), measuring range -50 to +400 °C
• High measuring accuracy up to ±1.0 °C thanks to system calibration ex-works
• For fast, wireless temperature measurement in liquids, pastes and semi-solid media
• Innovative locking mechanism on the handle for easy, secure attachment of plug-in Testo measuring probes
• Versatile in all temperature-relevant applications: Compatible with all Testo and standard type K thermocouple probes
• testo Smart App: Display of readings, clear graphical presentation of temperature curves, create documentation on site and send as a PDF or CSV file
• Automatic Bluetooth connection to smartphones, tablets or compatible Testo measuring instruments
• Bluetooth with a range of up to 100 m
• Handy, robust housing
• Thanks to its proven quality and great durability, you can rely on your Testo Smart Probe in all conditions

Includes:

Wireless Smart Probe testo?915i with immersion/penetration probe (TC Type K), including batteries and calibration protocol.

Part Number: CP-BC1B

768JF-02 Panel Mount Digital Thermometer with Analog Voltage Output, Type J, Range 32 to 428 °F by Jenco

Panel mount digital thermometer with analog voltage output of 1 mV per digit, with analog output accuracy of ± 0.5% of span ± 1 digit, features a bright red LED display and 1/8 DIN plastic housing. Available in types. J or K with 4 available temperature ranges per type, specify degrees °C or °F. Ambient range 0 to 40°C. 115/230V AC operation.

901 Intellegent Magnetic Stirrer by Apera

The Apera Instruments 901 Intelligent Magnetic Stirrer features stirring speed save and recall function, so you will never lose the specific speed that meet your measuring needs, great for general laboratory water solution analysis. Powered by DC9V power adaptor or 4 AA batteries, IP54 waterproof and dustproof housing with transparent coping design, so you can use it in labs or bring it to the field. Speed range: 0-2300 rpm (no load). Working diameter: ø100 mm. Maximum stirring volume: 1000 ml. Dimension: ø100*46*48 mm. Comes with complete accessories: Magnetic stirring bars, batteries, power adaptor, holder, and electrode clamp. The stirrer meets ISO 9001:2008 standards and comes with a 2-year warranty. The company designs and manufactures laboratory analytical instruments like pH meters, conductivity meters, electrodes, and buffer solutions for over 25 years.

• Stirring speed can be saved and recalled, so you won't lose the exact stirring speed you need any more
• IP54 waterproof and dustproof housing with transparent coping design
• Powered by AC/DC adapter or 4 AA batteries, suitable for indoor/outdoor use
• Comes with complete accessories, including magnetic stirring bars, holder, electrode clamp, batteries, and power adaptor
• Meets ISO 9001:2008 standards and comes with a 2-year warranty

93973 SkyPortal WiFi Module by Celestron

• Align and control your telescope wirelessly using your smartphone or tablet and Celestron's free SkyPortal app for iOS and Android devices.
• Tap any celestial object you see in the sky to identify it instantly. Tap again and your telescope slews to that object, centering it perfectly in the eyepiece.
• Explore 100,000 objects in SkyPortal's database. While you observe, view astroimages and listen to audio descriptions for hundreds of the most popular objects including the planets, Orion Nebula, Hercules Globular Star Cluster, and more.
• Sky Tour feature generates a list of all the best stars, galaxies and nebulae to view based on your exact time and location.
• WiFi module is compatible with all current Celestron computerized telescopes and select older models. Unit does not require batteries or external power.

Get WiFi Access to the Universe with the SkyPortal WiFi Module

Simply plug the WiFi module into your telescope's Hand Control or AUX port and connect to its wireless signal with your device. Instantly, your device becomes a wireless hand controller for your telescope, guiding you through the alignment process and slewing to any celestial object with a simple tap.

As SkyPortal Wifi Module slews your telescope to an object, you can listen to hundreds of included audio descriptions on your device, which explain the history, mythology, and key features of the most popular celestial objects.

Select Tonight's Best in the search menu and SkyPortal Wifi will display a list of the best objects to view based on your exact time and location. There's no need to input GPS coordinates or set the time and date SkyPortal WiFi takes this information directly from your device.

SkyPortal WiFi makes a great gift for telescope users of all ages and skill levels, from kids to advanced users. Take your family on a guided tour of the universe with SkyPortal WiFi!

SkyPortal WiFi Module, Powered by Celestron SkyPortal

Developed in collaboration with the experts at SkySafari, SkyPortal offers an intuitive user interface with a robust database of more than 100,000 celestial objects. You can even plan your observing session before you set up your telescope, viewing lunar transits and other notable events up to 100 years into the future.

18523-00 Type K Thermocouple Probe Quick DisConnector, Dual with Std-Connector, 18" L, .188 Dia, Ungrounded Junction by Digi-Sense

The temperature range is for the probe tip only. The handle material may be affected if the probe is rated higher than the handle depending on exposure time, application, and handle material. ABS handles are rated to 220°F (104°C); PVC handles are rated to 200°F (93°C); Stainless Steel handles are rated at 450°F (232°C); Mini Connectors are rated to 392°F (200°C)

• Ideal for continuous monitoring
• Designed with 316 stainless steel sheath
• Response Time: 1.2 - 5 seconds or greater
• Includes a stand alone female connector for instalation to a thermocouple extension cable
• Each probe comes with a color coded ANSI dual standard connector: type J-black, type K-yellow, type T-blue, and type E-purple.
• Custom designs or changes to this product are available upon request

AM-CG20 20" Coupler, Galvanized by Schaefer

Metal circular ring connects multiple sections of duct. Available for duct diameters.