1746-NR8 | Allen Bradley RTD/Resistance Analog Input Module

Part Number : 1746-NR8Model1746-NR8Backplane Current Consumption100 mA at 5V dc55 mA at 24V dcBackplane Power Consumption1.82W maximum (0.5W at 5V dc, 1.32W at 24V dc)External Power Supply RequirementsNoneNumber of Channels8 (backplane isolated)I/O Chassis LocationAny I/O module slot except slot 0A/D Conversion MethodSigma-Delta ModulationInput FilteringLow pass digital filter with programmable notch (filter) frequenciesCommon Mode Rejection(28 Hz and 50/60 Hz Filter frequencies)> 120 dB at 50 Hz (28 Hz and 50 Hz filter frequencies)> 120 dB at 60 Hz (28 Hz and 60 Hz filter frequencies)Normal Mode Rejection(between [+] input and [-] input)65 dB minimum at 50/60 Hz with 50/60 Hz filter110 dB minimum at 50 Hz with 28 Hz filter95 dB minimum at 60 Hz with 28 Hz filterMax. common mode voltage?1 voltMax. allowed permanent overload?Volts = ?5V dc; Current = ?5 mAInput Filter Cut-Off Frequencies7.80 Hz at 28 Hz filter frequency13.65 Hz at 50/60 Hz filter frequency209.6 Hz at 800 Hz filter frequency1676 Hz at 6400 Hz filter frequencyCalibrationModule autocalibrates at power-up. Periodic calibration (every 5 minutes) can also be enabled.Isolation500V ac for 1 minute between inputs and chassis ground, and between inputs and backplane.5V dc continuous between channels.LED Indicators9 green status indicators, one for each of 8 channels and one for module statusModule ID Code3508 - Class 112708 - Class 3Maximum Termination Wire SizeOne 14 AWG wire per terminalMaximum Cable Impedance25 ohms maximum impedance for 3-wire RTD configurationTerminal Block1746-RT-35(1) Do not apply a voltage or current to the module.