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657C-1
Relative humidity/temperature transmitter.
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Product Specs
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| Current Output Range | 4 to 20 mA |
| Electrical Connection | 1/2 in NPT female Conduit with Screw Terminal block |
| Measurement Type | Temperature, Humidity |
| Media Compatibility | Clean Dry Air |
| Mounting Orientation | Not Position Sensitive |
| Operating Temperature, Max | 140 °F |
| Operating Temperature, Min | 32 °F |
| Output Detail | 2 channels each 4-20 mA. Loop powered on the RH channel |
| Output Signal | Current |
| Probe Diameter | 0.3125 in |
| Probe Length | 9.1 in |
| Process Temperature, Max | 140 °F |
| Process Temperature, Min | 32 °F |
| Proof Pressure | Up to 1 psi |
| RTD Accuracy | ± 1°F |
| RTD Input Range | 32 to 212°F |
| Relative Humidity | 0 to 100% RH |
| Relative Humidity Accuracy | ± 2% RH |
| Solid State Band Gap Temperature Input Range | 32 to 212°F |
| Supply Power Type | DC |
| Supply Voltage | 10 to 35 Vdc |
| Weight | 10 oz |
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