● 8 Channels PT100/PT1000/NTC thermocouple sensor Temperature Measuring
● Accuracy: NTC: ±1℃; PT100/PT1000: -200℃~200℃, ±1℃; +200℃~850℃, ±1%; Thermocouple: 1%; 0~5V: 0.5%
● Power supply: AC85~265V/DC100-300V
● 5 Channels Alarm output, 3 Channel 4-20mA alalog output
● RS485, Modbus-RTU protocol
● Application: temperature measurement of low voltage electrical contact, transformer winding, motor winding and other places
General
ARTM-8L temperature inspection instrument can be connected to NTC, PT100 / PT1000, thermocouple sensor, 0~5V input. It is mainly suitable for temperature measurement and control of multiple channels, and applied to temperature measurement of low voltage electrical contact, transformer winding, motor winding and other places.
Front Panel
Dimension
Installation
Wiring
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Technical & Function |
Features |
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ARTM-8L |
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Number of channels measured |
8 |
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Input signal |
NTC: R25=10.00kΩ; B25/50=3380K; NTC: R25=50.00kΩ; B25/50=4150K; NTC: R25=100.00kΩ; B25/50=3950K; NTC: R25=30.00kΩ; B25/50=3950K; PT100/PT1000: Three-wire system; Thermocouple supports K, T, J, E, N types; 0~5V. |
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Measurement Range |
NTC: -40℃～140℃; PT100: Maximum support -200℃～850℃, the actual range depends on PT100; PT1000: Maximum support -200℃～850℃, the actual range depends on PT1000; Thermocouple: maximum support -200℃～1372℃, the actual range depends on the thermocouple model. |
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Accuracy class (standard signal) |
NTC: ±1℃; PT100/PT1000: -200℃~200℃, ±1℃; +200℃~850℃, ±1%; Thermocouple: 1%; 0~5V: 0.5% |
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Auxiliary power |
Voltage |
AC85~265V/DC100-300V |
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Power |
<=2W |
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Alarm Output |
Channel |
5 groups of normally open |
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Capacity |
AC250V/5A, DC30V/5A |
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Temperature & humidity input |
Channel |
1 (optional) |
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Temp |
±1℃ |
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HUM |
±3% |
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Transmit output |
Channel |
3 |
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Transmission range |
4~20mA; |
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Communication |
Protocol |
MODBUS-RTU |
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Interface |
RS485 |
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Baud rate |
2400, 4800, 9600, 19200 |
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Environment
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TEMP |
-20℃~55℃ |
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HUM |
<=95% |
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