Robust 8-ch Thermocouple Input Module with Modbus
  • 8 differential & independent thermocouple configuration channels
  • Broader Operating Temperature Range
  • Higher Noise Immunity: 1 kV surge protection on power inputs, 3 kV EFT, and 8 kV ESD protection
  • Broader Power Input Range: +10~+48 VDC
  • Supports filter auto-tuning or filter out 50 Hz / 60 Hz
  • LED display allows to monitor the status address settings
  • Online Firmware Update
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The ADAM-4100 series modules are compact, versatile sensor-to-computer interface units designed for reliable operation in harsh environments. Their built-in microprocessors, encased in rugged industrial-grade ABS plastic, independently provide intelligent signal conditioning, analog I/O, digital I/O, LED data display, and an address mode with a user-friendly design for convenient address reading.



DisplayLED IndicatorsStatus, Comm, and Ch. enable
Power SupplyPower Requirement10~48 VDC
Analog InputChannels8 differential
Voltage Range15 mV ±50 mV ±100 mV ±500 mV ±1 V ±2.5 V
Current Input±20 mA 4~20 mA
Direct Sensor InputJ, K, T, E, R, S, B Thermocouple
Burn-out DetectionYes (4~20 mA & all T/C)
Channel Independent ConfigurationYes
Sampling Rates10/100 samples/second (total)
Input ImpedanceVoltage: 20 MOhm Current: 120 Ohm
Span Drift±25 ppm/°C
Zero Drift±6 µV/°C
CMR @ 50/60 Hz92 dB
NMR @ 50/60 Hz60 dB
High Common Mode200 VDC
GeneralWatchdog TimerSystem (1.6 second) & Communication
Connector2 x plug-in terminal block (#14~22 AWG)
Temperature (Operating)-40~85°C (40~185 °F)
Humidity5~95 %RH
Temperature (Storage)-40~85°C (40~185 °F)
Isolation Protection3000 VDC
Communication ProtocolASCII command & Modbus/RTU
Communication SpeedSerial: From 1,200 to 115.2 k
Comm. DistanceSerial: 1.2 km
Data Flow ControlYes
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