
A-63648E
FANUC Series 16
/18
/21
- MA/TA
FANUC SERVO MOTOR ââ Series
Manual handle interface
Title
Drawing No.
Page
Data Signature Descriptio
3.1. Signals for â servo unit
Signal address
No. #7 #6 #5 #4 #3 #2 #1 #0
Yy+0 MD4 MD2 MD1
Yy+7 MP2 MP1
Mode selection signal MD1, MD2, MD4
[Classification][Classification] CNC(host) Servo unit
[Function][Function] This signal selects the operation mode of the â servo unit.
By using this signal, the operation mode of the â servo unit can be selected
for the manual handle feed mode.
MD4 MD2 MD1
[Operation][Operation]
1 0 0 Manual handle feed
[Caution]
1. Please use the manual pulse generator on the manual handle mode.
2. Please don’t change the operation mode during the manual handle operation of
the ââ servo unit.
Incremental feed signal MP1, MP2
[Classification][Classification] CNC(host) Servo unit
[Function][Function] This signal selects the distance traveled per pulse from the manual pulse
generator during the manual handle feed on the â servo unit.
During the manual operation mode, the â servo unit operates the motor by
reading the varied amount of the manual pulse counter and multiplying
them by the value determined by this signal.
MP2 MP1 Distance traveled per pulse
0 0 User-specified unit×1
0 1 User-specified unit×10
1 0 User-specified unit×100
[Operation][Operation]
1 1 User-specified unit×(M/N)
(M = Parameter No. 62 , N = Parameter No.63 )