Wago 750-460 4-channel analog input, for resistance sensors Pt100-/RTD Number of analog inputs 4 Total number of channels (module) 4 signal type resistance measurement sensor connection 4 x (2 conductors) Data width 4 x 16 bit data; 4 x 8 bit control/status (optional) Resolution (over entire range) 0.1 °C Conversion time typically 250ms measurement error, reference temperature 25°C Measurement error, maximum deviation from the measuring range end value 0.2% Temperature error max. of the measuring range end value 0.01%/K Measuring current typ. 0.5 mA sensor types Pt100 Temperature range -200 … +850 °C Supply voltage system DC 5 V; via data contacts Current consumption system supply (5 V) 65mA Potential separation 500 V system/field Display elements LED (AD) red: Error AI 1 … AI 4