Siemens SIMATIC S5 ET 200U - Power Supply Modules

8-7
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
8.3 Power Supply Modules
Power Supply Module PS 931 115 / 230 V AC; 24 V DC / 2 A (6ES5 931–8MD11)
pr93a014
Technical Specifications
Input voltage
 rated value
 permissible range
115 / 230 V AC
92 to 132 V /
187 to 253 V
Line frequency
 rated value
 permissible range
50 / 60 Hz
47 to 63 Hz
Input current at 115/230 V
 rated value
0.9/0.6 A
Efficiency approx. 85 %
Power consumption approx. 58 W
Output voltage
 rated value
 permissible range
 open–circuit voltage
24 V DC
22.8 to 25.2 V
yes
Output current
 rated value
2 A
Buffering of line voltage dips
 duration of voltage dips
 repetition rate
20 ms at 187 V/2 A
1 s
Short–circuit protection power limiting, electr.
cutoff non–latching
Fault LED no
Protection class class 1
Galvanic isolation yes
Conductor cross–sectional area
 stranded (with core end
 sleeves)
 solid
2 0.5 to 1.5 mm
2
2 0.5 to 2.5 mm
2
Isolation rating VDE 0160, VDE 0805
(transformer)
Module Spectrum