Refurbished Analog Input HART module, 16 channels single ended, 8 channels differential,channels are configurable for voltage,current and current/ HART. Supports Current: 0 to 20mA, 4 to 20mA, +/- 20mA; Voltage: +/- 10V, 0 to 10V, +/- 5V, 0 to 5V, 1 to 5