4 motor pole configuration, 5 pld bit configuration – CONTREX CXB2040 User Manual
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8900 Zachary Lane N., Maple Grove, MN 55369 U.S.A.
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CHAPTER 5: CONFIGURATION
MOTOR:
S3-1
S3-2
S3-3
S3-4
2 POLE
ON
ON
ON
ON
4 POLE
ON
ON
ON
OFF
6 POLE
ON
ON
OFF
ON
8 POLE
ON
ON
OFF
OFF
10 POLE
ON
OFF
ON
ON
12 POLE
ON
OFF
ON
OFF
ZERO
ON
OFF
OFF
ON
INDEX
ON
OFF
OFF
OFF
5.3.4 Motor Pole Configuration:
Dip-switch S3-1, S3-2, S3-3 and S3-4 configures the pre-amp for the number of poles in the motor.
They are also used to set up certain calibration modes. Refer to the chart below and set the dip switches
for the correct number of poles.
S3-5
S3-6
S3-7
S3-8
MAX
RPM
TACH VOLTS
V/1000 RPM
10 BIT
ON
OFF
ON
ON
ON
ON
ON
ON
62,400
31,200
0.13
0.26
12 BIT
ON
OFF
OFF
OFF
OFF
OFF
ON
ON
15,000
7,800
0.5
1.0
14 BIT
ON
OFF
OFF
OFF
ON
ON
OFF
OFF
3,900
1,950
2.0
4.0
5.3.5 PLD BIT Configuration:
The Tach. Volts (V/1000RPM) are given for the MAX. RPM of the BIT resolution. Consult a
CONTREX applications engineer should you have any questions.