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Wide voltage DC 8-30v power supply, rated working current <120ma; Support general Modbus RTU protocol; 8-way PT100 temperature acquisition; Measurement accuracy: ± 1 ℃ (± 0.2%); Beautiful appearance, small size, guide rail installation; It is suitable for industrial equipment monitoring, environmental monitoring and other occasions
| Model N/O. | WSM01-1 | WSM01-2 | WSM01-3 | WSM02-1 | WSM02-2 | WSM02-3 |
| Function | 8 analog voltages input and 8 analog voltages output | 16 analog voltages input | 16 analog voltages output | 4 CH PT100 and 4 CH K type thermo temperature measurement input | 8 CH PT100 temperature measurement input | 8CH K type thermo temperature measurement input |
| Voltage | DC8-30V | DC8-30V | DC8-30V | DC8-30V | DC8-30V | DC8-30V |
| Rated operating current | <120MA | <120MA | <120MA | <120MA | <120MA | <120MA |
| Download speed | Initial baud rate is 9600，The station number is 01 Up to 115200 | Initial baud rate is 9600，The station number is 01 Up to 115200 | Initial baud rate is 9600，The station number is 01 Up to 115200 | Initial baud rate is 9600，The station number is 01 Up to 115200 | Initial baud rate is 9600，The station number is 01 Up to 115200 | Initial baud rate is 9600，The station number is 01 Up to 115200 |
| PT100 Measuring range | / | / | / | -50~450℃Measurement accuracy： ±1℃（±0.2%） | -50~450℃Measurement accuracy： ±1℃（±0.2%） | / |
| K type thermo Measuring range | / | / | / | -60℃~840℃（+Cold junction compensates for temperature），Measurement accuracy:：±1.5℃（±0.2%）Cold junction compensation errors are not included. | / | -60℃~840℃（+Cold junction compensates for temperature），Measurement accuracy:： ±1.5 ℃（±0.2%）Cold junction compensation errors are not included. |
| Analog acquisitionInput range | 0-10V（Input impedance 250k, withstand voltage range -0.7V-15V），precision Reachable 0.02V； | 0-10V（Input impedance 250k, withstand voltage range -0.7V-15V），precision Reachable 0.02V； | / | / | / | / |
| Analog output Initial voltage | 0V,Output range 0~10V ±5% | / | 0V,Output range 0~10V ±5% | / | / | / |
| Communication port | RS485 | RS485 | RS485 | RS485 | RS485 | RS485 |
| Overall DIM L*W（mm） | 123*72.3*43.7 | 123*72.3*43.7 | 123*72.3*43.7 | 123*72.3*43.7 | 123*72.3*43.7 | 123*72.3*43.7 |
| Installation | Din Rail | Din Rail | Din Rail | Din Rail | Din Rail | Din Rail |
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