The 1790D-TN4V0 module is a 4-channel analog input module from PLC. The current input range is 0 to 20 milliamps and it is configurable.
The PLC 1790D-TN4V0 module is a 4-channel analog current input module. It is part of the 1790D CompactBlock LDX I/O family and it is designed for use with the DeviceNet networks. The default input current range for the module is 4 to 20 milliamps. The complete input current range is 0 to 20 milliamps. The input current setting is software-configurable. The input resolution for the module is 12 bits-unipolar, 1/4096 maximum. For the 4 to 20 milliamps input range, the resolution is 3.90 microamps per bit and for the 0 to 20 milliamps input range, the resolution is 4.88 microamps per bit. The converted data is binary data. The conversion time for the 1790D-TN4V0 module is 10 milliseconds per channel.
The overall accuracy for the 1790D-TN4V0 module is 0.2% full scale at 0 to 55 degrees Celsius. The module does not require calibration. The input impedance is 249 Ohms.
