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Sigma II User's Manual
3.6.1
Single-Phase Power Supply Specifications
Reference speed
±2 to ±10V/rated motor speed
Torque reference
±1 to ±10V/rated motor torque
Position reference
Backup battery 2.8 to 4.5V
(When using an absolure encoder).
SEN signal input
(When using an absolure encoder).
Servo ON with 1Ry 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
Reverse current limit ON with 6Ry ON
Forward current limit ON with 7Ry ON
*The time constant for the primary filter is 47µs
Single-phase 200 to 230VAC
or
(50/60Hz)
1MCCB
Power
Power
Noise filter
OFF
ON
1MC
1MC
L1
L2
L1C
L2C
⊕1
⊕2
Be sure to
ground.
CN1
5
V-REF
P
SG
6
9
T-REF
P
10
SG
150Ω
PULS
PULS
7
CW
P
8
A phase
/PULS
SIGN
11
SIGN
CCW
P
B phase
12
/SIGN
CLR
15
CLR
P
14
/CLR
1kΩ
Open-collector
3
PL1
reference
13
power supply
PL2
18
PL3
BAT (+)
21
+
P
BAT (-)
-
22
+5V
SEN
4
P
2
SG
0V
+24V
+2 V
47
1Ry
/S-ON
40
2Ry
/P-CON
41
P-LS
P-OT
42
N-LS
N-OT
43
3Ry
44
/ALM-RST
6Ry
/P-CL
45
7Ry
/N-CL
46
Single-phase 100 to 115VAC
(50/60 Hz)
Alarm
processing
1MC
Be sure to attach a surge suppressor to the excitation
SUP
coil of the magnetic contactor and relay.
B1
B2
SGDH Servo Amplifier
LPF*
A/D
LPF*
~
~
~
+12 V
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
P: Indicates twisted wore pairs.
3-23
Chapter 3: Wiring
Servomotor
A (1)
U
B (2)
M
V
C (3)
W
D (4)
Optical
encoder
CN2
PG
Be sure to prepare the end of
the shielded wire properly.
37
Alarm code maximum output:
ALO1
Operating voltage: 30V
38
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
SN75175 or MC3486
1
SG
manufactured by T/I or the
equivalent
Speed coincidence detection
25
/V-CMP+
(ON when speed coincides)
(/COIN+)
26
Positioning completed
/V-CMP-
(/COIN-)
(ON when positioning is
completed)
27
/TGON+
TGON output
28
(ON at levels above the setting)
/TGON-
29
/S-RDY+
Servo ready output
30
(ON when ready)
/S-RDY-
31
Servo alarm output
ALM+
32
(OFF with an alarm)
ALM-
Photocoupler maximum output:
Operating voltage: 30V
DC
Operating current: 50mA
DC
DC
DC
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