MCT80XH onsite display isolated temperature transmitter is used for the input of resistance temperature detector (RTD) signal and thermocouple (TC) signal and for two-wire or three-wire analog signal output (4−20mA). It is configured by the RS485 (MODBUS RTU protocol) or the HART protocol.
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Input |
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Input Signal |
Resistance temperature detector (RTD) and thermocouple (TC) |
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Temperature Range of Cold Junction Compensation |
-20~70℃ |
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Compensation Precision |
±1℃ |
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Output |
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Output Signal |
4 – 20mA or 4 – 20mA adds the HART protocol |
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Load Resistance |
RL≤(Ue- 12)/0.022 |
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Output Current for Upper/Lower Limit Overflow Alarm |
IH=21mA 、IL=3.8mA |
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Output Current for Input Break Alarm |
Settable |
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Power Supply |
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Power Supply Voltage |
DC12~40V |
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Other Parameters |
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Transmission Precision (20°C) |
0. 1%FS |
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Thermal Drift |
0.0075%FS/℃ |
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Response Time |
700ms reaching 90% of the final value |
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Environment Temperature |
-20~70℃ |
