Speed Control Mode - YASKAWA SGMAH User Manual

Sigma II User's Manual
3.6.5

Speed Control Mode

Reference speed:
±2 to ±10V/rated motor speed (set by parameter)
External torque control:
±1 to ±10V/rated motor torque (set by parameter)
Backup battery 2.8 to 4.5V
(When using an absolute encoder).
SEN signal input
(When using an absolute encoder).
Servo ON with 2Ry ON
P control with 2Ry ON
Forward run prohibited with
P-LS OPEN
Reverse run prohibited with
N-LS OPEN
Alarm reset with 3Ry ON
Forward current limit ON with 6Ry ON
Reverse current limit ON with 7Ry ON
*The time constant for the primary filter is 47μs
Three-phase 200 to 230V
ac
(50/60Hz)
R S T
1MCCB
Power Power
Noise filter
OFF ON
1MC
1MC
L1
L2
L3
L1C
L2C
1
2
Be sure to
ground
1CN
1CN
5
V-REF
P
SG 6
T-REF 9
P
SG
10
BAT (+)
21
P
BAT (-)
22
SEN
+5V
4
P
SG 2
0V
47
+24V +24V
1Ry
40
/S-ON
2RY
41
/P-CON
P-LS
42
P-OT
N-LS
43
N-OT
3Ry
44
ALM-RST
6Ry
45
P-CL
7RY
46
N-CL
Alarm
processing
1MC
Be sure to attach a surge suppressor to the excitation
SUP
coil of the magnetic contactor and relay.
B1 B2 B3
SGDH Servo Amplifier
LPF*
LPF*
A/D
LPF*
LPF*
Used only with
an absolute encoder
3.3kΩ
Servo ON
Proportional control (P control)
Forward run
prohibited
Reverse run
prohibited
Alarm reset
Forward current
limit ON
Reverse current
limit ON
Connector shell
FG
Connect shield to connector shell
P: Indicates twisted wire pairs.
3 - 33
Chapter 3: Wiring
Servomotor
A (1)
U
B (2)
M
V
C (3)
W
D (4)
Optical
encoder
2CN
PG
Be sure to properly prepare the
end of the shielded wire.
37
ALO1 Alarm code maximum output:
38
Operating voltage: 30V
ALO2
Operating current: 20mA
39
ALO3
33
PAO
34
/PAO
PG dividing ratio output
Applicable line receiver
35
PBO
SN75175 or MC3486 manufac-
36
/PBO tured by T/I, or the equivalent
19
PCO
20
/PCO
Amount of S-phase rotation
48
PSO
Serial data output
49
/PSO
Applicable line receiver
1
SN75175 or MC3486 manufac-
SG
tured by T/I, or the equivalent
25
/V-CMP+ Speed coincidence detection
26 (ON when speed coincides)
/V-CMP-
27
/T-GON+ T-GON output
28
(ON at levels above the setting)
/T-GON-
29
Servo ready output
/S-RDY+
30 (ON when ready)
/S-RDY-
31
Servo alarm output
ALM+
(OFF with an alarm)
32
ALM-
Photocoupler maximum output:
Operating voltage: 30V
Operating current: 50mA
DC
DC
DC
DC