Monitoring Machine Operation Status And Signal Waveforms; Items That You Can Monitor - YASKAWA SGD7S series Product Manual

9.3 Monitoring Machine Operation Status and Signal Waveforms

9.3.1 Items That You Can Monitor

9.3

Monitoring Machine Operation Status and Signal Waveforms

To monitor waveforms, use the SigmaWin+ trace function or a measuring instrument, such as a
memory recorder.
9.3.1

Items That You Can Monitor

You can use the SigmaWin+ or a measuring instrument to monitor the shaded items in the fol-
lowing block diagram.
• Rotary Servomotors
T-REF
V-REF
PUL
IGN
*
This speed is available when fully-closed loop control is being used.
• Linear Servomotors
T-REF
V-REF
PUL
IGN
9-8
ERVOPACK
CN１
peed feedforward
Po ition command peed
peed
conver ion
Po ition loop
Reference
Electronic +
pul e input
gear
multiplier  n
-
1
+
-
Electronic
gear
Deviation
counter
Po ition deviation
Po itioning completion
Completion of po ition
reference di tribution
ERVOPACK
CN1
peed feedforward
Po ition command peed
peed
conver i o n
Po ition loop
Reference
+
Electronic
pul e input
gear
multiplier × n


1
+
Electronic
gear
Deviation
counter
Po ition deviation
Po i t i o ni n g compl e ti o n
Completion of po ition
reference di tribution
Torque feedforward
peed reference
Po ition amplifier
Active gain
deviation
+ +
Deviation peed
Kp K
counter loop
-
Motor peed
conver ion
1
+ 1
Deviation
Electronic
counter
-
gear
Force feedforward
peed reference
Po ition amplifier deviation
Active gain
+
+
Deviation peed
Kp
counter loop

Motor peed
peed
conver ion
Torque reference
+ +
Current
loop
(U/V/W)
External encoder peed *
CN2
peed
*
peed
Motor - load
po ition deviation
conver ion
Fully clo ed*
Force reference
+
+
Current
loop
(U/V/W)
CN2
M
Load
*
External
encoder
ENC
CN 1
Load
M
ENC