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4. OPERATION AND FUNCTIONS
4.1.3 Selection of full closed encoder communication system
(1) Parameters
No. Abbreviation Name and Function
Initial
Value
Unit
Setting
Range
23 OP1 Optional function 1:
Select the optional function 1.
0000 0000h
to
0201h
Note 1. After setting the parameter marked , switch power off once. The setting is made valid by switching power on again.
(2) Parameter setting method
The communication system changes depending on the full closed encoder type.
Refer to section 2.1 Compatible Linear Scale List for the communication systems of the full closed
encoders.
CAUTION
If a wrong value is set in Serial encoder cable selection (parameter No. 23),
a servo alarm (alarm 70) occurs at power-on of the servo amplifier.
Serial encoder cable selection
Select the communication systems of CH1 (for motor) and CH2 (for
full closed encoder).
When full closed function is invalid
(Pr:62: 0)
When full closed function is valid
(Pr:62: 1 or 2)
Hundreds digit
setting
ENC CH1 ENC CH2 ENC CH1 ENC CH2
0 2 wire type Unusable 2 wire type 2 wire type
1 4 wire type Unusable 4 wire type Unusable
2 2 wire type Unusable 2 wire type 4 wire type
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