Setting The Line Rider Output Voltage - PAT EI 65 Operator's Manual

Angle-length-radius-load indicator system, lattice boom cranes
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3.1.1 Setting the line rider output voltage.

a. Calculate the output voltage required from the linerider using the known the total load
and maximum line pull information. The tolerance for the output voltage "X" is +0.0, -
0.2 volts.
NOTE: The total load includes the load, rigging, cables, and hook block. Test load should be
80% of maximum rated load for the cranes configuration or condition. To comply with the SAE
J376 standards the test load must be to a known accuracy of ±1%.
TEST LOAD x 2.5 = ÷ PARTS OF LINE = X
LINE PULL
23.600 x 2.5
29.500
"X" is equal to the to optimum output voltage of the linerider. The output voltage
required in this example is 1.8 to 2.0 volts.
WARNING: THE OPERATOR IS RESPONSIBLE FOR OPERATING THE CRANE WITHIN THE
MANUFACTURE'S SPECIFIED PARAMETERS.
b. Pick the test load used in the calculation for the output voltage with a single part of
line.
c. Take a voltage reading with a voltmeter and compare the reading with the calculated
voltage and decide if a mechanical adjustment of the linerider is needed.
• Main Linerider: console terminal connection X1-#26 and X1-#27 or main boom tip
junction box terminals 1 and 2.
• Auxiliary linerider: console terminal connection X1-#30 and X1-#31 or main boom tip
junction box terminals 7 and 8.
If no mechanical adjustment is necessary proceed to Section 4.
EI65 OPERATOR'S AND CALIBRATION MANUAL
= 2.0 ÷ 1 = 2.0
L-B B5L0082/PAT 031-300-190-015 REVISION D 04/15/99

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