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TST300 Modbus RTU temperature sensor Version 1.6 / December 2018 USER MANUAL www.teracomsystems.com...
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1. Short description TST300 (successor of TST300) is a high accuracy temperature sensor with an RS-485 interface. The device doesn’t need external power supply, it is powered through the interface. The temperature sensor integrates a band-gap temperature sensor element plus signals processing and provides a fully calibrated digital output.
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Pinout Corresponding Pin Description UTP wires color 1 not connected (most right) Orange/White Tracer 2 not connected Orange 3 not connected Green/White Tracer 4 Line B- Blue 5 Line A+ Blue/White Tracer 6 not connected Green 7 +VDD Brown/White Tracer 8 GND Brown 6.
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Release the button. The sensor will restart with factory default settings. 10. Firmware update The firmware of the sensor can be updated with Teracom controller which supports MODBUS RTU or MBRTU-Config software. For more details ask your dealer. 11. Modbus address table...
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