Siemens SIMATIC S7 System Manual page 728

Technical specifications
A.3 Digital inputs and outputs expansion modules (EMs)
Table A- 75 Digital outputs
Model
Number of outputs
Type
Voltage range
Logic 1 signal at max. current
Logic 0 signal with 10 K Ω load
Rated current per point (max.)
Rated current per common
(max.)
Lamp load
ON state contact resistance
Leakage current per point
Surge current
Overload protection
Isolation (field side to logic)
Isolation resistance
Isolation between open contacts
Isolation groups
Inductive clamp voltage
Switching delay
Lifetime mechanical (no load)
Lifetime contacts at rated load
728
EM Digital EM Digital
8 x Outputs 8 x Outputs Relay
(EM DT08) (EM DR08)
8 8
Solid state - Relay, dry contact
MOSFET (sourcing)
20.4 to 28.8 V DC 5 to 30 V DC or
5 to 250 V AC
20 V DC -
0.1 V DC -
0.75 A 2.0 A
3 A 8 A
5 W DC 30 W DC / 200 W
AC
0.6 Ω 0.2 Ω max. when
new
10 μA --
8 A for 100 ms max. 7 A with contacts
closed
No No
Optical, 500 V AC 1500 V AC for 1
for 1 minute minute (coil to con-
tact)
None (coil to logic)
- 100 M Ω min. when
new
- 750 V AC for 1
minute
2 2
Minus 48 V DC, 1 -
W dissipation
Switch on less than 10 ms max.
50 μs and switch off
less than 200 μS
-- 10,000,000
open/close cycles
-- 100,000 open/close
cycles
EM Digital EM Digital
16 x Outputs Relay 16 x Outputs Transis-
(EM QR16) tor (EM QT16)
16 16
Relay, dry contact Solid state -
MOSFET (sourcing)
5 to 30 V DC or 20.4 to 28.8 V DC
5 to 250 V AC
- 20 V DC
- 0.1 V DC
2.0 A 0.75 A
8 A 3 A
30 W DC/200 W AC 5 W
0.2 Ω max. when 0.6 Ω max.
new
-- 10 μA
7 A with contacts 8 A for 100 ms max.
closed
No No
1500 V AC for 1 500 V AC for 1 mi-
minute (coil to con- nute
tact)
None (coil to logic)
100 M Ω min. when -
new
750 V AC for 1 -
minute
4 4
- L+ minus 48 V, 1 W
dissipation
10 ms max. Switch on less than
50 μs and switch off
less than 200 μS
10,000,000 -
open/close cycles
100,000 open/close -
cycles
System Manual, V2.3, 07/2017, A5E03822230-AF
S7-200 SMART