Fault Protection: Individual channel reverse polarity, over-current >30 mA (shorted sensor), voltage transient, thermal shutdown; auto-reset when cleared; applied field input current with the FX-2000/ATmega-2560 in the power-off state permitted; bidirectional transient voltage suppressors (TVS)/channel
Transient Voltage Suppressor (TVS): SMBJ36CA
Channels: Four independent resistively terminated 4-20 mA current loop receivers
Terminating resistor accuracy: 249 Ω ±0.1%, ±25 ppm/˚C
Output Voltage Range: 4 mA = 996 mV; 20 mA = 4.980 V
A/D Full Scale Range (FSR)/LSB: FSR 6.144 V/LSB 187.5 µV = (6.144/215)
Samples Per Second: 8,16,32,64,128,250,475 or 860
System Error: ±0.5%
Galvanic Isolation: 200 Vrms continuous, 600 Vrms 60-seconds
State Indicators: Four bi-color (green = ready, red = over current) LEDs with adjustable pulse width modulation (PWM) illumination control
Control: I2C bus
Field Connector: Phoenix Contact 7-circuit
Power: +5 VDC @ 68 mA
Maximum Installed Modules: 10
