Siemens S7-1200 System Manual page 884

Technical specifications
A.6 CPU 1217C
Technical data
Overload protection
Isolation (field side to logic)
Isolation groups
Inductive clamp voltage
Switching delay (Qa.0 to Qa.3)
Switching delay (Qa.4 to Qb.1)
Maximum relay switching frequency
Pulse Train Output rate
Type: 1.5 V Differential output
Common mode voltage range
Transmitter differential output voltage 2 V min. at RL = 100 Ω, 1.5 V min. at RL = 54 Ω
Termination
Driver output impedance
Isolation
Isolation groups
Switching delay (DQa.0 to DQa.3)
Differential output channel-to-channel
skew
Pulse train output rate
General specifications
(all digital outputs)
Behavior on RUN to STOP
Number of outputs on simultaneously 3 Solid state - MOSFET (sourcing) outputs (no adjacent points) and 4 differential
Cable length (meters)
Depending on your pulse receiver and cable, an additional load resistor (at least 10% of rated current) may improve
1
pulse signal quality and noise immunity.
884
CPU 1217C DC/DC/DC
No
500 VAC for 1 minute (functional isolation)
1
L+ minus 48 VDC, 1 W dissipation
1.0 μs max., off to on
3.0 μs max., on to off
50 μs max., off to on
200 μs max., on to off
--
100 KHz max. (Qa.4 to Qb.1)
Qa.0 to Qa.3 (.0+ 0- to .3+ .3-)
-7 V to +12 V, 1 second, 3 VRMS continuous (RS485 characteristics)
100 Ω between Qa'+' and Qa'-'
100 Ω including termination
500 VAC, 1 minute (functional isolation)
1
100 ns max.
40 ns max.
1 MHz (Qa.0 to Qa.3), 2 Hz min.
Last value or substitute value (default value 0)
outputs at 60 °C horizontal or 50 °C vertical
10 at 55 °C horizontal or 45 °C vertical
500 m shielded, 150 m unshielded
, 2 Hz min.
1
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG