HD978TR1 – Configurable Thermocouple Transmitter – DIN Rail – 1 Module

Brand: Delta OHM S.R.L.
HD788TR1-temperature-transmitter-1.jpg
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HD978TR1 – Configurable Thermocouple Transmitter – DIN Rail – 1 Module

Brand: Delta OHM S.R.L.
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Configurable 4…20 mA / 20…4 mA 2-wire temperature transmitter for K, J, T, N thermocouples, minimum amplitude range 50 °C, in a container for 35 mm DIN rail connection, dimension 1 module.

Standard configuration: 0…1000 °C, thermocouple type K. Electronics operating temperature -20…+70 °C. Configurable with HD778TCAL.

Minimum quantity: 5 pcs per order.

Specifications

Brand

Sensor

  • Thermocouple type K, J, T and N

Connection

  • 2 wires passive transmitter

Measuring Range

  • Thermocouple K: -200° C…+1200° C
  • Thermocouple J: -200° C…+800° C
  • Thermocouple T: -200° C…+300° C
  • Thermocouple N: -200° C…+1200° C

Linearization

  • EN 60584-1-2
  • ASTM E 230 - ANSI (MC96-1)

Default Range

  • Tc = K - Range = 0…1000° C

Minimum Measuring Range

  • 50° C

Conversion Speed

  • 2 measures per second

Accuracy

  • ± 0.04 %FS ± 0.04 % of the reading or 0.5° C (the greater of the two values)

Operating Temperature of the Cold Junction

  • 0…+70° C

Operating Temperature

  • 0…+70° C

Storage Temperature

  • -40…+80° C

Type of Output

  • 4…20 mA (or 20…4 mA) two wires 22 mA if sensor is broken or not connected

Resolution

  • 4 μA

Power Voltage

  • 9…30 Vdc (protection against polarity inversion)

Sensitivity to Vdc Power Voltage Variations

  • 0.4 μA/V

Load Resistance

  • RLMax. = (Vdc-9)/0.022
  • RLMax. = 680 Ω with Vdc = 24 Vdc

Input/Output Galvanically Insulation

  • 50 Vdc (verified at 250 V)

Red Led

  • It turns on while programming, when the probe is broken or not connected

Heating Time

  • 2 minutes
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