# Fanuc Power Mate i-D/H Maintenance Manual

B63175EN/03
5. DIGITAL SERVO
367
For a M series servo motor
Model name
a M2/3000 a M2.5/3000 a M3/3000 a M6/3000 a M9/3000
Drawing number 0376 0377 0161 0162 0163
Format number 97 98 24 25 26
Model name a
M22/3000
a
M30/3000
a
M50/3000
Drawing number 0165 0166 0169
Format number 100 101 108
Model name a M6HV a M9HV a M22HV a M30HV
Drawing number 0182 0183 0185 0186
Format number 104 105 106 107
For linear motor
Model name 1500A 3000B 6000B 9000B
Drawing number 0410 0411 0412 0413
Format number 90 91 92 93
(3)CMR
1820 Command multiply ratio
1) When CMR is 1/2 to 1/27
2) When CMR is 1 to 48
(4)Turn off the power then back on.
(5)Feed gear n/m
2084 n for flexible feed gear
2085 m for flexible feed gear
1) For serial pulse coder A or B, and serial a pulse coder.
NOTE
For serial pulse coder B, use a value not exceeding 250,000
as the number of feedback pulses per revolution.
<<Examples of calculation>>
1/1000 mm 1/10000 mm
One revolution 8mm
of motor 10mm
12mm
n=1/m=125
n=1/m=100
n=3/m=250
n=2/m=25
n=1/m=10
n=3/m=25
(6)Direction of travel
2022 Rotational direction of motor
111 : Normal (clockwise)111 : Reverse (counterclockwise)
Set value=
1
CMR
+100
Set value=2×CMR
Number of feedback pulses per revolution of motor
1000000
=
n
m