77
77
2-wire thermo well head type 4 ~ 20 mA current loop output signal temperature transmitter for thermocouple or RTD applications, 3 user selectable temperature ranges and adjustable Zero Span with current output proportional to the display LED’s brightness.
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Description
2-wire thermo well head type 4 ~ 20 mA current loop output signal temperature transmitter for thermocouple or RTD applications, 3 user selectable temperature ranges and adjustable Zero Span with current output proportional to the display LED’s brightness. Two ambient temperature ranges are available model 77 and 77A. Specify type J, K, E, T or RTD and specify temperature range.
- Fits standard thermo well heads
- 12 ~ 24 vdc powered
- 3 user-select measurement ranges
- Current proportional led brightness
- Factory calibrated
- User adjustable zero/span
- 2 ambient temperature ranges
- Factory custom calibration available
Specifications
Jumper Type K
0 to 300 °C (32 to 572 F°), 0 to 600 °C (32 to 1112 F°), 0 to 1200 °C (32 to 2192 F°)
Jumper Type J
0 to 300 °C (32 to 572 F°), 0 to 700 °C (32 to 1292 F°)
Jumper Type T
0 to 100 °C (32 to 212 F°), 0 to 400 °C (32 to 752 F°)
Jumper Type E
0 to 1000 °C (32 to 1832 F°)
Jumper Type RTD
-50 to 50 °C (-58 to 122 F°), 0 to 100 °C (32 to 212 F°), -18 to 121 °C (0 to 250 F°), -18 to 260 °C (0 to 500 F°), 0 to 600 °C (32 to 1112 F°)
Current Output
4 to 20 mA (isolated)
Power
12 ~ 24 VDC