Omron G9SX Series - Page 41

41
G9SX-GS
Timing Chart 2
Note: 1. In this example, press reset switch S2, confirm that Unit 1 has started operating, then press reset switch S8.
2. To use the set value of the mode selector for control, use external indicator output UA for control and external indicator output UB for the
operator's indication. In this case, disable the diagnostic check of the external indicator output UA.
Unit 2
Input B monitor output X4
Unit 2
Input A monitor output X3
External indicator output UB
External indicator output UA
Emergency stop switch S1
Reset switch S2
Unit 1 Logical AND output L1
Unit 2 Logical AND input T41
Mode selector input M2
Limit switch S3
G9SX-BC202 (Unit 1)
Mode selector input M1
Reset switch S8
Safety Door Switch S5
Safety limit switch S6
KM3, KM4 NO contact
Unit 2 S14, S24
KM1, KM2 NO contact
Unit 1 S14, S24
Safety limit switch S4
G9SX-GS226-T15 (Unit 2)
Controls not related to safety
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(1) Start Unit 2 in normal operating mode.
(2) Use the selector switch to change to maintenance mode when the conveyor cart is at the safety position.
(3) The operator opens the guard and performs maintenance.
(4) When Safety Limit Switch S3 and Limit Switch S4 are turned OFF in maintenance mode, Unit 2 stops.
(5) After the guard is closed and the operating mode is switched to normal operating mode, restart Unit 2.
(6) When the guard is opened during normal operating mode, Unit 2 stops.
(7) Close the guard and restart Unit 2.
(8) When the operating mode is switched to maintenance mode while Safety Limit Switch S3 and Limit Switch S4 are turned OFF, Unit 2 stops.
(9) Switch to normal operating mode, and when the guard is closed, restart Unit 2.
(10) Emergency stop switch pressed: All units stop.
Conveyor section movement enabled
(with machine in normal operating mode)
Conveyor section movement enabled in
specific area only
(with machine in maintenance mode)
Conveyor section movement disabled