Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 352

7. PARAMETERS
No./ Setting
symbol/name digit
PC21 Select the details of RS-422 communication function.
*SOP
_ _ _ x For manufacturer setting
RS-422
_ _ x _ RS-422 communication baud rate selection
communicatio
When using the parameter unit, set "1 _ _ _" in [Pr. PF34].
n function
0: 9600 [bps]
selection
1: 19200 [bps]
2: 38400 [bps]
3: 57600 [bps]
4: 115200 [bps]
_ x _ _ RS-422 communication response delay time selection
0: Disabled
1: Enabled (responding after 800 μs or longer delay time)
x _ _ _ For manufacturer setting
PC22 _ _ _ x For manufacturer setting
*COP1
_ _ x _
Function
_ x _ _
selection C-1
x _ _ _ Encoder cable communication method selection
Select the encoder cable communication method.
0: Two-wire type
1: Four-wire type
When using an encoder of A/B/Z-phase differential output method, set "0".
If the setting is incorrect, [AL. 16 Encoder initial communication error 1] or [AL. 20
Encoder normal communication error 1] occurs.
For MR-J4-03A6-RJ servo amplifiers, this digit cannot be used other than the initial
value. Also, it does not comply with encoders of A/B/Z-phase differential output
method.
PC24 _ _ _ x In-position range unit selection
*COP3 Select a unit of in-position range.
Function 0: Command unit
selection C-3
1: Servo motor encoder pulse unit
_ _ x _ For manufacturer setting
_ x _ _
x _ _ _ Error excessive alarm level unit selection
Select a setting unit of the error excessive alarm level set in [Pr. PC43].
0: Per 1 rev or 1 mm
1: Per 0.1 rev or 0.1 mm
2: Per 0.01 rev or 0.01 mm
3: Per 0.001 rev or 0.001 mm
PC26 _ _ _ x [AL. 99 Stroke limit warning] selection
*COP5 Enable or disable [AL. 99 Stroke limit warning].
Function 0: Enabled
selection C-5
1: Disabled
_ _ x _ For manufacturer setting
_ x _ _
x _ _ _
Function
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Control mode
Initial
value
[unit]
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h
0h