Digital Outputs (Dq) - Siemens SIMATIC S7-1200 Manual

Technical specifications
A.4 Specifications for the digital inputs and outputs
Technical data
Cable length
Number of inputs on simultaneously
Channels within a group must be of the same phase.
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A.4.3

Digital outputs (DQ)

Table A- 28 Specifications for the digital outputs (DQ)
Technical data
Type
Voltage range
Logic 1 signal at max. current
Logic 0 signal with 10 KΩ load N/A
Current (max.)
Lamp load
ON state resistance
OFF state resistance
Leakage current per point
Pulse Train Output rate
Surge current
Overload protection
Isolation (field side to logic)
304
Unshielded
Shielded
Relay
(CPU and SM)
Relay, dry contact
5 to 30 VDC or
5 to 250 VAC
N/A
2.0 A
30 W DC / 200 W AC
0.2 Ω max. when new
N/A
N/A
CPU: N/A
3
7 A with contacts closed
No
Coil to contact: 1500 VAC
for 1 minute
Coil to logic: None
SM
300 meters
500 meters
8
24 VDC
(CPU, SM, and SB)
Solid state - MOSFET
(Source)
20.4 to 28.8 VDC
20 VDC min.
CPU: 20 VDC min.,
0.1 VDC max.
SB: 0.1 VDC max.
SM DC: 0.1 VDC max.
0.5 A
SB: 5 W
0.6 Ω max.
N/A
10 μA max.
CPU: 100 KHz max.,2 Hz
min.
4
SB: 20 KHz max., 2 Hz min.
CPU: 8 A for 100 ms max.
SB: 5 A for 100 ms max.
SM: 8 A for 100 ms max.
No
500 VAC for 1 minute
200 KHZ 24 VDC
(SB)
Solid state - MOSFET
(Sink/Source)
20.4 to 28.8 VDC
1
4.25 to 6.0 VDC
2
L+ minus 1.5 V
1
L+ minus 0.7 V
2
1.0 VDC, max.
1
0.2 VDC, max.
2
0.1 A
N/A
11 Ω max. or 7 Ω max.
1
6 Ω max. or 0.2 Ω max.
1
N/A
200 kHz max., 2 Hz min.
5
0.11 A
No
500 VAC for 1 minute
Easy Book
Manual, 03/2014, A5E02486774-AF
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