LNS ALPHA SL65 S, Service Manual

Page: 56 / 129

ELECTRICAL EQUIPMENT
SERVICE MANUAL –ALPHA SL 65S
MEASURING CELL
This photoelectric switch offers increased installation flexibility for precision position and measuring applications. Installed
near the front end of bar feeder, this high tech device applied to detect bar stock length automatically. When bar feeder
passes through photoelectronic Measuring cell, it sends signal to PLC so bar length and Top Cut position will be calculated
automatically. Even the length of bar stocks are different, they can be fed to the same position.
Wire connection:
• +24

brown wire
• M

blue wire
• 105

white wire
Designation Description
1 Bar length measurement sensor SQ1
CONNECTIONS
POWER SUPPLY
Voltage: 200-480 V, 50/60 Hz + Ground (± 10%)
Maximum current: 3 A
In the case where the voltage supplied by the lathe does not match that provided for the barfeed, the
transformer T1 must be adapted.
The LNS bar feed systems are equipped with their own thermal protection systems (breakers, thermal
relays and fuses, etc.). The power supply for the bar feed system should be connected to the output of a
breaker mounted in the electrical control box of the lathe (10 A max.).
For the wiring inside the lathe, the section of the cables should be at least 1.5 mm
2
(AWG 16 ) .