Nidec Control Techniques Digitax-SF DA21223, Инструкция по эксплуатации

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13
9
9. Appendices
Digitax SF
Instruction Manual
Appendices
1.
Absolute System
1. Absolute System
Alarm No. Alarm Description Symptoms and Remedy
11
Encoder
(multi-turn counter overflow)
・Multi-turn data of the encoder has exceeded the specification.
・Check the value of Absolute system (257.0).
・Verify that rotational data is no higher than 32,767 rotations.
18
Encoder
(circuit)
・Anomaly of the encoder itself.
・Check the alarm details.
Page 14 Encoder Alarms
20
Encoder (multi-
turn data)
・Multi-turn data being reset.
・Check for the encoder cable connection problems such as poor pin
contact.
・Take noise countermeasures. For example, separate the motor power
cable from the encoder cable.
21
Encoder
(voltage drop)
・Multi-turn data being reset due to low battery voltage.
・Check for low battery voltage and loose connection of the battery cable.
・Initialize the encoder.
7. Alarm
By using
Digitax SF Connect
, you can check alarms that ha
ve
occurred when using an absolute system.
These alarms cannot be cleared by Alarm Reset or cycling the control power. To reset alarms, execute ENCODER
CLEAR at the Auxiliary functions tab, and then cycle the control power.
1. Click on the Alarms tab.
2. Check the alarms that are occurring.