| | SIMATIC SC,ELECTRONIC SUBMODULE 1 AO, 4..20MA, +/-20MA |
| |
| Supply voltage |
| Rated value (DC) | 24 V |
| Reverse polarity protection | Yes |
| Input current |
| from supply voltage L+, max. | 50 mA |
| Power losses |
| Power loss, max. | 1 W |
| Hardware configuration |
| Rack |
| Required terminal block | TB 16SC |
| Analog outputs |
| Number of analog outputs | 1 |
| Current output, no-load voltage, max. | 16 V |
| Output ranges, current |
| 0 to 20 mA | Yes |
| 4 to 20 mA | Yes |
| Connection of actuators |
| for current output 2-conductor connection | Yes |
| Load impedance (in rated range of output) |
| with current outputs, max. | 600 Ω; at common-mode voltage 2 V, max. 500 ohms; at common-mode voltage 0 V, max. 600 ohms; idle test |
| with current outputs, inductive load, max. | 1 mH |
| Destruction limits against externally applied voltages and currents |
| Voltages at the outputs towards MANA | 15 V; max. 15 V continuous; 75 V for max. 1 s (mark to space ratio 1:20) |
| Current, max. | 50 mA; DC |
| Cable length |
| Cable length, shielded, max. | 200 m |
| Analog value creation |
| Integrations and conversion time/ resolution per channel |
| Resolution (incl. overrange) | S7 representation: 0 to 20 mA, 4 to 20 mA; S5 representation: 12 bits, 12 bits |
| Resolution with overrange (bit including sign), max. | 12 bit |
| Conversion time (per channel) | 5 ms |
| Settling time |
| for resistive load | 0.1 ms |
| for inductive load | 0.5 ms |
| Errors/accuracies |
| Linearity error (relative to output area) | +/- 0,06 % |
| Temperature error (relative to output area) | +/- 0,01 %/K |
| Repeat accuracy in settled status at 25 °C (relative to output area) | +/- 0,1 % |
| Operational limit in overall temperature range |
| Current, relative to output area | +/- 1,0 % |
| Basic error limit (operational limit at 25 °C) |
| Current, relative to output area | +/- 0,7 % |
| Interference voltage suppression for f = n x (fl +/- 1%), fl = interference frequency |
| Common mode interference (UCM < Vss AC (50 Hz)), min. | 30 dB |
| Interrupts/diagnostics/status information |
| Substitute values connectable | No |
| Alarms |
| Alarms | No |
| Diagnostic alarm | No |
| Galvanic isolation |
| Galvanic isolation analog outputs |
| between the channels and the backplane bus | No; Optocoupler |
| between the channels and the power supply of the electronics | No |
| Permissible potential difference |
| between reference point of load and QV-(UCM) | 2 V DC / 2 Vpp AC |
| Isolation |
| Isolation checked with | 1500 V AC |
| Dimensions |
| Width | 20 mm |
| Height | 64 mm |
| Depth | 51 mm |
| Required slots | 2; from 8 |
| Weight |
| Weight, approx. | 25 g |
| Status | Feb 27, 2012 |
