BOOM MLC165-1 SERVICE/MAINTENANCE MANUAL
4-6
Published 05-26-17, Control # 238-02
BOOM AND LUFFING JIB ANGLE
INDICATOR
See Figure 4-4
An angle sensor (3) is located inside the controller (2)
mounted on the boom top and on the luffing jib top (1).
The boom and luffing jib angles are calibrated automatically
by the crane’s programmable controller as part of the load
calibration procedure for the Rated Capacity Limiter/
Indicator (RCL/RCI). Refer to the RCL/RCI Operation
Manual for instructions.
When installing a new sensor (3), mount it in the controller at
the specified angle.
Connect the electric wires from the sensor (3) to the
specified terminals on the printed circuit board in the bottom
of the controller.
Figure 4-4
Item Description
1 Luffing Jib Top
2 Controller
3Sensor
3
1
2
Notch
3.2°
Wire Color Wire ID
Description
FROM TO (see Note)
Black ANGGND Ground
Green ANGSIG Signal
Red ANGPWR 5 VDC
White Not Used
NOTE Wires go to terminals on printed circuit
board in bottom of controller.
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