Analog input: effective resolution: 16 bits channel: 8-way difference channel independent configuration: 8 channels Modbus: support input type: thermocouple, PT100,0 ~20mA, 0-10v, -20-+20mV, -78-+78mV, -312-+312mV, 0-5000mv Thermocouple type and temperature range: J - 200 ~ 1200 ℃ K - 200 ~ 1370 ℃ T - 200 ~ 400 ℃ E - 200 ~ 1000 ℃ R - 50 ~ 1760 ℃ S - 50 ~ 1760 ℃ B 0 ~ 1820 ℃ PT100 temperature range: 200 ~ 660 ℃ isolation voltage between channels: 400V isolation voltage from the power supply: 3000Vdc fault and overvoltage protection: maximum withstand voltage plus or minus 15V sampling rate: 10 sampling points/second (total) input impedance: 20M bandwidth: 13.1 hz@50hz 15.72 hz@60hz accuracy: + / - 0.1%(voltage input) zero drift: plus or minus 3 uv / ℃ full scale drift: + 25 PPM / ℃ cmr@50/60hz: 92dB(minimum) built-in watchdog timer circuit burn detection Communication interface: rs-485 (line 2) to main engine rate: 1200240 0480 0960 0384 00576 00115 200 BPS maximum communication distance: 1.2km power supply and communication LED display ASCII command, response protocol communication error checking with a valid check asynchronous data format: 1 bit start bit, 8 bit data bit, 1 bit stop bit, no check up to 256 modules can be attached to each serial port rs-485 surge protection on communication line Power requirements: power supply: unadjusted +10V ~ +30Vdc power consumption: 0.8w reverse power protection Environment: working temperature: - 10 ℃ ~ 70 ℃ EMI: conforming to FCC Class A storage temperature: 25 ℃ ~ 85 ℃ humidity: 5%~95% no condensation Mechanical characteristics: multiple cells can be combined shell installation: 35mm track installation shell material: ABS/PA66 PCB installation: vertical installation color: black/beige fire rating: UL94 temperature range: - 20 ~ 70 ℃ size: 90*63*25mm
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