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3M-Matic 800rf Case Sealer Theory of Operation
Copyright 1999, 3M IPC. All rights reserved. 5-11
Table 5-3. Sequence Table Bypass Mode
SEQUENCE BYPASS MODE PLC VALVE ACTION OUTPUT INPUT
IFAIR IS ON 15
POWER IS ON
POWER LIGHT IS ON TURN ON
GUARDS ARE CLOSED 3
E-STOP BUTTONS ARE OFF 3
THEN PRESS RESET BUTTON 2
RESET SEQUENCE
FAST INFEED MOTOR (ROLLERS) UNLATCH TURN OFF 12
SIDE DRIVE BELT MOTORS UNLATCH TURN OFF 1
INFEED GATE UNLATCH V8 MOVES UP 3
SLOW INFEED MOTOR (ROLLERS) UNLATCH TURN OFF 3
CENTERING RAILS UNLATCH V5 MOVE OUT 4
SIDE DRIVE ASSEMBLIES UNLATCH V6 MOVE OUT 5
PADDLE UNLATCH V7 MOVES DOWN 6
FORK UNLATCH V11 MOVES DOWN 7
UPPER HEAD BRAKES X V1 UNLOCK 8
UPPER PORT X V4 VENTED 10
LOWER PORT X V3 VENTED 9
FOLDER ARM UNLATCH V9 MOVES UP 2
REAR FLAP FOLDER UNLATCH V10 MOVES UP 11
SIDE DRIVE ASSEMBLY LOCKS UNLATCH V2 UNLOCK 0
HEAD UP REED SWITCH IS MADE NONE 11
LOW AIR PRESSSURE SWITCH LATCH NONE 15
IF STOP BUTTON IS PUSHED PROGRAM GOES
TO STEP 0 0
STEP 0
FAST INFEED MOTOR (ROLLERS) UNLATCH TURN OFF 12
SIDE DRIVE BELT MOTORS UNLATCH TURN OFF 1
INFEED GATE UNLATCH V8 MOVES UP 3
SLOW INFEED MOTOR
(ROLLERS) UNLATCH TURN OFF 3
PADDLE LATCH V7 MOVES UP 6
FORK UNLATCH V11 MOVES DOWN 7
LOW AIR PRESSSURE SWITCH UNLATCH NONE −15
BYPASS MODE NOTES:
1. NARROW BOX REED SWITCH IF REED SWITCH IS MADE ON ANY STEP,
ALL OUTPUTS ARE TURNED OFF AND PROGRAM RETURNS TO STEP 0.
2. MOTOR OVERLOAD IF ANY OVERLOAD CIRCUIT BREAKER TRIPS,
ALL OUTPUTS ARE TURNED OFF AND PROGRAM RETURNS TO STEP 0.
3. CYCLE TIMER IF CYCLE TIMER TIMES OUT,
ALL OUTPUTS ARE TURNED OFF AND PROGRAM RETURNS TO STEP 0.
4. LATCH PLC OUTPUT ON UNTIL UNLATCHED.
5. X PLC OUTPUT ON FOR CURRENT STEP ONLY.