YOKOGAWA vigilantplant ProSafe-RS - Page 80

Bus1
ESB bus (*1)
ESB bus (*1)
ESB bus (*1)
Bus2
Bus2
Bus2
(LOWER)
Bus1
(LOWER)
Bus2
(UPPER)
Bus1
(UPPER)
Bus1
SSB401 having branch
connector without built-in
ESB bus terminator
ESB bus interface module (SSB401)
*1: Total transmission distance of ESB bus1 and ESB bus2 is less than 10 m each.
SSB401 having branch
connector with built-in
ESB bus terminator
ESB bus cable (YCB301)
Screw tightening
torque: 0.3 N·m
ESB bus
coupler module
(SEC401)
ESB bus
coupler module
(SEC402)
Safety control unit
(SSC50S/SSC50D, SSC10S/SSC10D)
Safety control unit
(SSC60S/SSC60D)
Safety node unit
ESB bus (*1)
ESB bus (*1)
ESB bus (*1)
Figure 3.4.1-1 ESB Bus Connection
<3.4 Connecting ESB Bus Cable > 3-21
IM 32Q06C10-31E 4th Edition : Jan.30,2015-00