PC21 
*SOP 
RS-422 
communicatio
n function 
selection 
Select the details of RS-422 communication function. 
RS-422 communication baud rate selection 
When using the parameter unit, set "1 _ _ _" in [Pr. PF34]. 
0: 9600 [bps] 
1: 19200 [bps] 
2: 38400 [bps] 
3: 57600 [bps] 
4: 115200 [bps] 
RS-422 communication response delay time selection 
0: Disabled 
1: Enabled (responding after 800 μs or longer delay time) 
PC22 
*COP1 
Function 
selection C-1 
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. 
PC24 
*COP3 
Function 
selection C-3 
In-position range unit selection 
Select a unit of in-position range. 
0: Command unit 
1: Servo motor encoder pulse unit 
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 
*COP5 
Function 
selection C-5 
[AL. 99 Stroke limit warning] selection 
Enable or disable [AL. 99 Stroke limit warning]. 
0: Enabled 
1: Disabled