Data sheet 6ES7234-4HE32-0XB0 SIMATIC S7-1200, ANALOG I/O SM 1234, 4 AI / 2 AO, +/-10V, 14 BIT RESOLUTION OR 0(4) - 20 MA, 13 BIT RESOLUTION Supply voltage Rated value (DC) Yes 24 V DC Input current Current consumption, typ. 60mA from backplane bus 5 V DC, typ. 80mA Power loss Power loss, typ. 2W Analog inputs Number of analog inputs 4 Current or voltage differential inputs permissible input voltage for current input 35 V (destruction limit), max. permissible input voltage for voltage input 35V (destruction limit), max. permissible input current for voltage input 40mA (destruction limit), max. permissible input current for current input (destruction 40mA limit), max. 6ES7234-4HE32-0XB0 Subject to change without notice 12/04/2017 Copyright Siemens Page 1/4Cycle time (all channels) max. 625s Input ranges Yes 10V, 5V, 2.5V Voltage Yes 4 to 20 mA, 0 to 20 mA Current Input ranges (rated values), voltages Yes -10 V to +10 V 9 MOhm Input resistance (-10 V to +10 V) Yes -2.5 V to +2.5 V 9 MOhm Input resistance (-2.5 V to +2.5 V) Yes -5 V to +5 V 9 MOhm Input resistance (-5 V to +5 V) Input ranges (rated values), currents Yes 0 to 20 mA 280 Input resistance (0 to 20 mA) Yes 4 mA to 20 mA Analog outputs Number of analog outputs 2 Current or voltage Output ranges, voltage Yes -10 V to +10 V Output ranges, current Yes 0 to 20 mA Yes 4 mA to 20 mA Load impedance (in rated range of output) 1000 with voltage outputs, min. 600 with current outputs, max. Cable length 100m shielded, twisted pair shielded, max. Analog value generation for the inputs Measurement principle Differential Integration and conversion time/resolution per channel 12bit + sign Resolution with overrange (bit including sign), max. Yes Integration time, parameterizable 40 dB, DC to 60 V for interference frequency 50 / 60 Hz Interference voltage suppression for interference frequency f1 in Hz Smoothing of measured values Yes parameterizable Yes Step: None Yes Step: low Yes Step: Medium Yes Step: High 6ES7234-4HE32-0XB0 Subject to change without notice 12/04/2017 Copyright Siemens Page 2/4