Posted in | Temperature Gauges

Temperature Sensor – RL4401/2 - -220 °C to +110 °C

Low and High Temperature Sensors

The RL4401 (single channel) and RL4402 (dual channel) four-wire PT100 units form a part of the RL4000T Series by IMC. They are equipped with a five-pin metal Lemo socket for LCD display and external high- and low-temperature sensor.

Owing to the radio system requirement, these products are not available for online purchase. Customers will have to contact IMC for more information and discuss the product variable options most applicable to their applications:

  1. RL4401-434.075 – The RL4401 is a single channel radio transmitter
  2. RL4402-434.075 – The RL4402 is a dual channel radio transmitter

Instrument Specifications

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Dimensions 110 x 80 x 35 mm
Weight 200 g
Power Supply 3.6 V AA Lithium battery
Memory capacity 100,000 readings
IP Rating IP50

Technical Specification

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Probe Options 4 Wire PT100 – Probes below are sold separately
Option 1 J094-3-01 4 wire PT100 (3 m cable with 5-pin Lemo Plug)
Option 2 J094-5-01 4 wire PT100 (5 m cable with 5-pin Lemo Plug)
Range -200 °C to +110 °C
Accuracy ±0.1 °C
Resolution 0.1 °C

Radio Transmitter Functions

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Frequency Options A range of frequencies are available between 433-458 MHz. Country specific regulations apply.
Radio Power 10 mW
Radio Range 3 km over open ground
Battery Life Up to 18 months

It is possible to calibrate this product to customers' specifications.

N.B Instrument operating range -20 °C to +65 °C in a non-condensing RH environment.

System Components

Software Required:

  • W700 – Standard Synergy Software Package
  • W706 – Validated Synergy Software Package

*See Synergy datasheet for further options

Hardware Required:

  • SR2 – Smart Receiver
  • REP – Repeater
  • CR2 – Controller

Accessories:

  • 88706 – AA Lithium battery
  • Y119 – Wall mounting bracket

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