Siemens Simatic S7-1500 Analog output module, 4 channelSIMATIC S7 1500, Analogue output module with 4 channels; 16 bit resolution; accuracy + 0. 3%; one potential group; parameterizable diagnostics; parameterizable substitute values for the outputs; calibration during runtime. Analogue output modules convert a 16 bit digital value into a current or a voltage and output this to the process. They are suitable, for example, for controlling proportional valves or small servo drives. Module width 35 mm.