Connection
diagram
MA950
2 - 3
1
2
3
4
5
6
7
8
9
ANALOG CMD +
ANALOG CMD -
COMMAND
I/O
I/O RTN
SYSTEM
STATUS
MONITORING
ENABLE
LIMIT SWITCH
EXAMPLE
I/O RTN
SC950
J4
BDIO 1 (FAULT RESET)
BDIO 6 (FAULT)
CHASSIS
GROUND
STUD
J1
AC
POWE
R
1
2
3
4
5
6
FROM OTHER
ELECTRONICS
CTRL VAC
CTRL VAC
(26)
(TB ADAPTER I/O RTN)
+5 VDC
25
24
23
22
20
CH Z OUT
CH Z OUT
I/O RTN/+5 VDC RTN
INCREMENTAL
SHAFT POSITION
OUTPUT
INCREMENTAL
POSITION
COMMAND
DAC MONITOR 1 (TRQ CUR)
DAC MONITOR 2 (VelFB)
BDIO 2 (CWINH)
BDIO 3 (CCWINH)
240 VAC
240/120 VAC
240/120 VAC
CH A OUT
CH A OUT
CH B OUT
CH B OUT
CH A IN/STEP +/STEP UP +
CH A IN/STEP -/STEP UP -
CH B IN/DIR +/STEP DOWN +
CH B IN/DIR -/STEP DOWN -
12
21
11
13
19
18
17
16
15
14
10
BDIO 4 (PROBE 1)
BDIO 5 (BRAKE/PROBE 2)
47 - 63 Hz
240/120 VAC
3
2
1
REGE
N
J5
REGEN R
+ BUS
- BUS
SC9x2/3/4
RESOLVER
D
A
E
F
G
H
PTC
PTC RTN
1
2
3
4
5
6
7
8
9
B
C
J3
J2
POWER
MO
TO
R
1
2
3
4
A
B
C
D
PHASE R
PHASE S
PHASE T
CASE GND
MOTOR
RESOL
VER
R1 EXCIT
R2 EXCIT RTN
S1 SIN+
S3 SIN-
S2 COS+
S4 COS-
PACIFIC SCIENTIFIC
BRUSHLESS MOTOR
PTC
2
1
- BUS
3
4
SC9x5
INT REGEN R
INT/EXT REGEN R
+ BUS/EXT R
OPTION CARD
1
POSITIONING
OC950-50X
9
PORT
SERI
AL
J51
1
J52
DI
GI
TA
L
I/O
25
J53
LAN +
LAN -
C
S
LA
N
PACLAN
2.5 MBAUD
(-503 & -504)
DIGITAL I/O
OPTO RACK)
(OR TO OPT
SERIAL COM
OCIO0-OCIO20
I/O RTN +5 VDC
I/O RTN +5 VDC
RS-232 RS-485
