Program memory modules / Interface modules
Hardware - SIMADYN D 8-23
Edition 04.2011
8
8.6.1 Signals
The 24/48 V DC voltage for the plant/system side signals is available at
terminal block X4:
Terminal X4 Voltage, plant/system side
2P
2M
+24/48 V
0 V
To connect the power supply use accessory SM11 power supply
connector for interface modules
(Order No. 6DD1680-0BB0).
The maximum conductor cross section is 2,5 mm².
NOTE
To connect the power supply see “User manual FM 458-1 DP” chapter
“Installation and EMC guideline”.
The power supply for the plant/system side is available at double test
socket X5 (G; +):
Double test socket X5 Voltage, plant/system side
+ (2P from X4)
G (2M from X4)
+24/48 V
0 V
!
WARNUNG Explosion Hazard
No connections are to be made to X5 unless the area is known to be
non-hazardous.
The status of the 8 signals is displayed, for each signal, using a yellow
LED (1...8).
There are three screw connections on terminal strip X2 for each signal:
• terminals 1 to 8 for 24 V binary signals
• terminals 11 to 18 for 48 V binary signals
• terminals 51 to 58 as reference point
Power supply,
plant/system side
Test socket
Yellow LED
Terminal block for
binary signals
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