Chapter 1: Alarms
HYDROBAR EXPRESS 220
1-23
Home Position Proximity Switch SQ7 Missing
Description:
The Home Position Proximity Switch SQ7 Signal Missing alarm occurs if input (I1.5 – SQ7) is not detected by the PLC either during
the remnant extraction sequence or re- referencing.
Solution:
Press the STOP key on the remote control station to clear the message and reset the alarm. Press the HELP key. Press F4 (Page
Down icon) twice.
Case Input Remote
Pendant
Solution
1
Bit 5 = 1
MODULE 1
76543210
100000
Alarm needs to be cleared. Press the STOP key on the remote
control station to clear the message and reset the alarm.
Check to see if there is a mechanical obstruction preventing the
carrier flag from reaching the home position.
Make sure that the SQ7 switch is adjusted to within a sensing
distance of 0.5mm-1mm from the measuring stop.
2
Bit 5 = 0
MODULE 1
76543210
0
If the input still does not turn on, the problem can be isolated to a
defective switch or defective cable. Replace the cable and switch.
HOME POSITION
PROXIMITY SWITCH SQ7
SIGNAL MISSING!
POSSIBLE CAUSES:
-SQ7 SIGNAL SWITCH
DEFECTIVE OR MIS-
ADJUSTED
-CHAIN BROKEN
Содержание Hydrobar Express 220
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Страница 154: ...Chapter 6 Spare Parts Spare Parts 6 7 HYDROBAR EXPRESS 220 Chapter 6 6 7 HYDROBAR EXPRESS 220 Chain Drive Assembly L F ...
Страница 155: ...6 8 Chapter 6 Spare Parts Spare Parts HYDROBAR EXPRESS 220 6 8 Chapter 6 HYDROBAR EXPRESS 220 Chain Drive Assembly R F ...
Страница 156: ...Chapter 6 Spare Parts 6 9 HYDROBAR EXPRESS 220 Servo Motor Assembly ...
Страница 157: ...6 10 Chapter 6 Spare Parts Spare Parts HYDROBAR EXPRESS 220 6 10 Chapter 6 HYDROBAR EXPRESS 220 Remnant Vise ...
Страница 158: ...Chapter 6 Spare Parts Spare Parts 6 11 HYDROBAR EXPRESS 220 Chapter 6 6 11 HYDROBAR EXPRESS 220 Sensor Support Assembly ...
Страница 161: ...6 14 Chapter 6 Spare Parts HYDROBAR EXPRESS 220 Hydraulic Pump Assembly ...
Страница 162: ...Chapter 6 Spare Parts Spare Parts 6 15 HYDROBAR EXPRESS 220 Chapter 6 6 15 HYDROBAR EXPRESS 220 Coding Disc Assembly ...
Страница 163: ...6 16 Chapter 6 Spare Parts HYDROBAR EXPRESS 220 Diameter Adjustment Motor Assembly ...
Страница 164: ...Chapter 6 Spare Parts 6 17 HYDROBAR EXPRESS 220 Air Regulator and Cable Passage Plate ...