Wiring; Interface Signals; Figure 3-2 Wiring The Module - Hitachi LQE550 User Manual

3.3 Wiring

3.3.1 Interface signals

The shield ground (SHD) × 2 terminal and the frame ground (FG) terminal are
wired to each other internally. Be sure to connect the FG terminal to the ground.
To the CPU in the
preceding stage
To the CPU in the
next stage
To the mount base's
grounding point

Figure 3-2 Wiring the Module

NOTICE
3 MOUNTING AND WIRING
LQE550
CPU LINK
LINK
MAIN/SUB
CPU No.
TERM
100
TERM
150
TB1
TA1
A1
TB2
TA2
A2
A
LINK1
A3
B
A4
SHD
A5
A
LINK2
A6
B
A7
SHD
A8
FG
A9
3-5
B1
B2
B3
B4
B5
B6
B7
B8
B9