Siemens SIMATIC S7 System Manual page 690

Technical specifications
A.2 S7-200 SMART CPUs
Technical data
Cable length (max.),
in meters
Table A- 16 Digital outputs
Technical data
Number of outputs
Type
Voltage range
Logic 1 signal at max.
current
Logic 0 signal with 10 KΩ
load
Rated current per point
(max.)
Rated current per com-
mon (max.)
Lamp load
ON state resistance
Leakage current per point
Surge current
Overload protection
Isolation (field side to
logic)
Isolation resistance
Isolation between open
contacts
Isolation groups
690
CPU ST20 DC/DC/DC
I0.0 to I0.3:
Shielded (only):
500 m normal (low-speed)
•
inputs
50 m HSC (high-speed)
•
inputs
I0.6 to I0.7:
Shielded (only): 500 m
•
normal inputs
All other inputs:
Shielded: 500 m normal
•
inputs
Unshielded: 300 m normal
•
inputs
CPU ST20 DC/DC/DC
8
Solid state - MOSFET (sourc-
ing)
20.4 to 28.8 V DC
20 V DC min.
0.1 V DC max.
0.5 A
6 A
5 W
0.6 Ω max.
10 μA max.
8 A for 100 ms max.
No
500 V AC for 1 minute
--
--
2
CPU SR20 AC/DC/Relay
All inputs:
Shielded:
500 m normal inputs
•
50 m HSC inputs
•
Unshielded:
300 m normal inputs
•
CPU SR20 AC/DC/Relay
8
Relay, dry contact
5 to 30 V DC or 5 to 250 V
AC
--
--
2.0 A
10.0 A
30 W DC/200 W AC
0.2 Ω max. when new
--
7 A with contacts closed
No
1500 V AC for 1 minute (coil
to contact)
None (coil to logic)
100 M Ω min. when new
750 V AC for 1 minute
1
System Manual, V2.3, 07/2017, A5E03822230-AF
CPU CR20s AC/DC/Relay
All inputs:
Shielded:
500 m normal inputs,
•
50 m HSC inputs
•
Unshielded:
300 m normal inputs
•
CPU CR20s AC/DC/Relay
8
Relay, dry contact
5 to 30 V DC or 5 to 250 V
AC
--
--
2.0 A
10.0 A
30 W DC/200 W AC
0.2 Ω max. when new
--
7 A with contacts closed
No
1500 V AC for 1 minute (coil
to contact)
None (coil to logic)
100 M Ω min. when new
750 V AC for 1 minute
1
S7-200 SMART