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WIKA Mobile Control LP
1540 Orchard Drive
Chambersburg, PA 17201
qSCALE maestro (PLC v01.00.00) Service Manual / Issue E (HMI v1.0.0) 04/2018 / rbm.
Service :
(717) 217-2250
Parts / Sales :
(717) 217-2269
www.wika-mc.com
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HIRSCHMANN MCS
Cable Reel
6.8 Anti-Two Block Switch (A2B)
The system measures the load block and its relationship to the head of the boom. The A2B switch is
located at the tip of the boom.
The signal runs from the A2B as a CAN Bus input of the central unit.
NOTE
Some systems have two (2) A2B switches wired in series.
Block Diagram
A2B
Sensor
LGH
Board
CAN Bus
qSCALE