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