Ultra Start 450 SERIES Installation Manual download pdf (Page 195)

Publication 1398-5.2 – PDF 1997

Maintenance and Troubleshooting 11-13

Testing Encoder Inputs

The following test verifies both reception and transmission of the line

count from an encoder by the drive.

The tests require:

● a PC running ULTRA Master, and

● a motor encoder.

Testing Encoder Inputs

1. Disable the drive by opening the connections between the

ENABLE input and I/O Power (I/O PWR).

2. Choose the

rive Set Up command icon from ULTRA Master.

3. Choose

Divide by 1 as the Motor Encoder Output Signal.

4. Make the following hardware connections:

• Connect the motor encoder to J2.

• Jumper the Auxiliary Encoder Inputs to the Motor Encoder

Outputs by connecting the following pins:

5. Choose the

ncoder Diagnostics command icon from

ULTRA Master.

6. Choose

ero Count for both the Motor Encoder and Master Posi-

tion Input.

7. Slowly rotate the encoder shaft by hand while observing the

counts for both the Motor Encoder and Master Position Input. The

Motor Encoder and Master Position Input line counts should be

equal.

If you determine that the analog input is defective, refer to “Return

Procedure” on page Help-7 to return the unit.

Note: This test assumes that I/O power is 24 VDC.

J1-7 to J1-14 J1-10 to J1-17

J1-8 to J1-15 J1-11 to J1-18

J1-9 to J1-16 J1-12 to J1-19

1 2 ... 190 191 192 193 194 195 196 197 198 199 200 ... 299 300

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Ultra Start 450 SERIES Installation Manual Page 195