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API Universal Transmitter – Temperature to DC – APD 4000 Series


The APD 4000 provides an optically isolated & linearized DC voltage or current output. Sensor type, temperature range and output range are field configurable.

  • Suports Thermocouple, RTDs and Thermistors
  • Zero & Span for Output
  • 1200V Isolation
  • Input Loop Tracker LED
  • 20VDC Supply for Sink/Source Output
  • Made in USA, Lifetime Warranty

Catalog Page 81b                    API-APD 4000-Datasheet

Options – add suffix to model number:
U                 Conformal coating for moisture resistance
R                 Reverse acting output (factory set only)
NC5            5 point NIST traceable calibration
NC11          11 point NIST traceable calibration
Accessories – order as a separate line item:
API BP4      Spare removable 4 terminal plug
API TK36    DIN rail, 35 mm W x 39″ L, aluminum

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Item # Type Power
APD4000DTemperature to DC Transmitter9-30VDC / 10-32VAC
APD4000Temperature to DC Transmitter85-265VAC / 60-300VDC
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