D4BL
12
J
CONNECTION EXAMPLE WITH OMRON G9S SAFETY RELAY UNIT
G9S-321-T
j
(24 VDC)+D4BL-
j
CRA-
j
/-
j
CRB-
j
(Mechanical lock type)+D4D-
j
520N
23
31
32
12
11
23
24
11
12
24
E-SW
T
11
T
12
T
22
T
21
G9S
IN
PC
S1:
Safety Switch (D4D-
j
520N)
S2:
D4BL Guard Lock Safety-door Lock Switch with mechanical lock
S3:
Push-button switch for solenoid
KM1, KM2: Magnet Contactor (LC1-D)
M:
3-phase motor
E-SW:
Emergency-stop switch (A22E)
Circuit Diagram
PC output
PC output (Stop signal)
Feed back loop
(Operation instruction)
Emergency stop or
standby
Motor control
system
KM1
KM2
S2
Closed
Open
S1
Off delay
timer
OUT
C 1 2 C 1 2
S3
Note: Wire terminal 11 and terminal 22
on G9S to the PC output common.
