B.D.C. Inc. - Item # Honeywell STT150, Honeywell STT150 Temperature Transmitter
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Honeywell STT150 Temperature Transmitter

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STT150 Temperature Transmitter

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Honeywell STT150 Temperature Transmitter
  • Suitable for 2- or 3-wire RTD measurement.
  • Accepts input signal from a wide choice of primary sensor to satisfy varying application requirements.
  • Open/short circuit sensor detection.
  • Internal electronics system validation and advanced diagnostics.



 Specifications  Parameter  

Cold Junction Accuracy

± 0.75 °C (± 1.35 °F)

Total Reference Accuracy

Accuracy + CJ Accuracy (T/C only).

Power Supply Voltage Effect

0.005 % of maximum span per volt.

Output Current

4-20 mA

Ambient Temperature Effect

For RTDs ± 0.1 % of Span and for T/Cs / mV ± 0.15 % of Span.

Cold Junction Ambient Temperature Effect

40:1 rejection for ambient temperature changes from reference.

Total Output Ambient Temperature Effect

Ambient temperature effect + CJ effect (T/C only)

Additional Parameters

  • Output : 4 - 20 mA.
  • Adjustment range : No limits to adjustments within the Maximum Range and Minimum Span.
  • Damping time constant : Adjustable from 0 to 100 seconds digital damping.
  • Output response time : 1 second to reach 63 % of final value with 0 second damping.
  • Output update time : 0.5 second approximately.
  • Input/Output galvanic isolation : 500 Vac (STT15S only)
  • Sensor Open Circuit : Open circuit/burnout detection is user selectable.
  • Common mode rejection : 110 dB from 50 Hz to 50 KHz.
  • Series mode rejection : 40 dB for 50 or 60 Hz ± 0.5 Hz (with internal software filter set to local power line frequency.)
  • EMC Compliance : In compliance with 89/336/EEC Electromagnetic Compatibility (EMC) Directive.
  • RFI rejection : ± 0.5 % of span at 10 V/m over 0.15 to 1,000 MHz.


 DOWNLOADS 

 width= Specification Sheet
(PDF, 191KB)


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