Digital Inputs And Outputs - Siemens S7-1200 System Manual
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Also See for S7-1200:
- Operating instructions manual (132 pages) ,
- Programming manualline (74 pages) ,
- Manual (46 pages)
Table of Contents
Technical specifications
A.3 CPU 1212C
Technical data
Hold up time (loss of power)
Internal fuse, not user replaceable
Table A- 34
Sensor power
Technical data
Voltage range
Output current rating (max.)
Maximum ripple noise (<10 MHz)
Isolation (CPU logic to sensor power)
A.3.3
Digital inputs and outputs
Table A- 35
Digital inputs
Technical data
Number of inputs
Type
Rated voltage
Continuous permissible voltage
Surge voltage
Logic 1 signal (min.)
Logic 0 signal (max.)
Isolation (field side to logic)
Isolation groups
Filter times
HSC clock input rates (max.)
(Logic 1 Level = 15 to 26 VDC)
Number of inputs on simultaneously
Cable length (meters)
850
CPU 1212C
AC/DC/Relay
20 ms at 120 VAC
80 ms at 240 VAC
3 A, 250 V, slow blow
CPU 1212C
AC/DC/Relay
20.4 to 28.8 VDC
300 mA (short-circuit
protected)
< 1 V peak to peak
Not isolated
CPU 1212C AC/DC/Relay, DC/DC/Relay, and DC/DC/DC
8
Sink/Source (IEC Type 1 sink)
24 VDC at 4 mA, nominal
30 VDC, max.
35 VDC for 0.5 sec.
15 VDC at 2.5 mA
5 VDC at 1 mA
500 VAC for 1 minute
1
us settings: 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 10.0, 12.8, 20.0
ms settings: 0.05, 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 10.0, 12.8, 20.0
100/80 kHz (Ia.0 to Ia.5)
30 /20 kHz (Ia.6 to Ia.7)
4 (no adjacent points) at 60 °C horizontal or 50 °C vertical
8 at 55 °C horizontal or 45 °C vertical
500 m shielded, 300 m unshielded, 50 m shielded for HSC inputs
CPU 1212C
DC/DC/Relay
10 ms at 24 VDC
3 A, 250 V, slow blow
CPU 1212C
DC/DC/Relay
L+ minus 4 VDC min.
300 mA (short-circuit
protected)
Same as input line
Not isolated
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
CPU 1212C
DC/DC/DC
10 ms at 24 VDC
3 A, 250 V, slow blow
CPU 1212C
DC/DC/DC
300 mA (short-circuit
protected)
Same as input line
Not isolated
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