4 20 ma temperature sensor for sale, brand-new and used.

(On Products over $75) Hanna Instruments HI 504224-0 pH/ORP Controller with Sensor Check, 2 setpoints and 2 analog, 24V New - Factory Authorized Distributor - Factory Warranty PID, PI, proportional or ON/OFF control of pH or ORP for one or two set points. Logging of up to 100 sys

(On Products over $75) Hanna Instruments HI 720224-1 Dual Setpoint Conductivity Process Controller with Inductive Probe New - Factory Authorized Distributor - Factory Warranty Autoranging EC or TDS and temperature for EC/TDS .Automatic temperature compensation for EC/TDS . Fully

Product Number ME-SP230 Product Name 0.56" DC Digital Red LED ±70A Ammeter Panel Meter ( Honeywell ) Net Weight

SENSOR ENTHALPY C7400A2001 Analog enthalpy sensor for use with W7212 and W7459 economizer controllers Features C7400 solid state elements sense enthalpy (temperature and humidity); use two sensors for differential control, maximizing energy savings. Use one sensor in outdoor air for single sensor control; use two sensors, one in return air and one in outdoor air, for differential control. C7400 mount in any position up to 200 ft (61 m) away from Economizer Logic Module.

BRAND NEW NEVER USED. ALL THE ORIGINAL PAPERWORK INCLUDED JUST NOT THE BOX. Accuracy: ±1.0% of reading + 0.2% of full scale Repeatability: ±0.2% of full scale

Omega RSTX-201 Resistivity Transmitter PLEASE READ THE FULL DESCRIPTION By bidding on this item you accept the terms stated below. Up for auction is a used Omega Model RSTX-201 Non-Indicating Two-Wire Resistivity Transmitter. This device is in good cosmetic condition with few signs of wear and use.

Hioki 3423 Lux HiTester / Light Meter New - Factory Warranty Hioki 3423 Shown

INNOVAIR FLEX (INNOVAIRFLEX).....SYSTEM SENSOR.....4 WIRE DUCT SMOKE DETECTOR.....MODEL D4120... ..MAKE YOUR OFFER AND SAVE MONEY

(2) VERY NICE SENSOR PARTNERS I-TEC PYROMETER MODEL 2005 (2X AVAILABLE)

System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

The uLev water level sensor offer's versatility, accuracy and quality making it the choice for water level applications around the world. The uLev sensor's 316L stainless steel diaphragm construction ensures the longest lifespan in harsh conditions. The output is configurable as a 4-20 mA signal or as a digital RS485 MODBUS interface, allowing easy integration into most recording systems.

The uLev water level sensor offer's versatility, accuracy and quality making it the choice for water level applications around the world. The uLev sensor's 316L stainless steel diaphragm construction ensures the longest lifespan in harsh conditions. The output is configurable as a 4-20 mA signal or as a digital RS485 MODBUS interface, allowing easy integration into most recording systems.

The uLev water level sensor offer's versatility, accuracy and quality making it the choice for water level applications around the world. The uLev sensor's 316L stainless steel diaphragm construction ensures the longest lifespan in harsh conditions. The output is configurable as a 4-20 mA signal or as a digital RS485 MODBUS interface, allowing easy integration into most recording systems.

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(On Products over $75) Hanna Instruments HI 8936CN Conductivity Transmitter to use w/ Four-ring Probe 0 to 1999 micro-S/cm range New - Factory Authorized Distributor - Factory Warranty Utilizes HANNAA’s potentiometric four-ring conductivity probe Automat

(On Products over $75) Hanna Instruments HI 943500B EC Analog Controller with Direct Input Potentiometric Probe, 0.01 mS/cm New - Factory Authorized Distributor - Factory Warranty Direct connection of up to 20 m (66') without needing to amplify the signal to the HI 7638 probe. Tr

(On Products over $75) Hanna Instruments HI 8936CLN Conductivity Transmitter for 4-ring Probes, 0 - 1999 micro-S/cm, with LCD New - Factory Authorized Distributor - Factory Warranty Utilizes HANNAA’s potentiometric four-ring conductivity probe Automatic