Analog Inputs 12, Solid state, common ground. Isolation: Between inputs and ground: 10volts peak. A/D Converter: Integrating voltage to frequency. Range: -10 to 60mv, can be changed with scaling resistors to any range from 0 up to 25v. Resolution: 0.02%, greater than 12 bits. Accuracy: 0.1% at 25°C Calibration: Automatic zero and full scale. Temperature Coef: Less than 100ppm/°C, 0.01%/°C. Normal Mode Rejection: 60db at 60Hz, full scale range maximum. Loop Update Time: 1 time per second, every input. Thermocouple Inputs: J, K, T, B, S, and R. Measurement Ranges: J -350 to 1500 B 150 to 3200 K -450 to 2700 S 0 to 3200 T -300 to 800 R 0 to 3210 T/C Break: Pulse type for up scale break. Milliamp Inputs: 4-20ma, 10-50ma, 0-50ma, etc. with scaling resistors. Infrared Inputs: Power supply included, withscaling resistors. Source Impedance: Measurements are within specification with up to 500 ohms source resistance.