YOKOGAWA ProSafe-RS - Page 170

3. Cabling
3-63
TI 32P01J10-01EN
Example of Connection to SRM54D Relay Board
The SRM54D relay board allows SDV541 modules to be dual-redundant. The SDV144 digital
input module can read back relay output statuses. The SDV144 digital input modules can also be
dual-redundant.
SRM54D
F030617.ai
CN1
CN2
CN3
CN4
TM1
FUSE
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
TM2
TM3
24V
DC
+
SDV541 (Digital Output Module) SDV144 (Digital Input Module)
AKB331
Yokogawa-
specific
cable
AKB331
Yokogawa-
specific
cable
Connection with
functional
grounding
terminal
Connection with
functional
grounding
terminal
Figure Connecting Digital I/O Modules to SRM54D Relay Board (for Dual-redundant Use)
Nov. 27, 2015-00