17
STRAC2 Hardware Manual
920-0118 Rev B
03/26/21
7 Reference Materials
7.1 Mechanical Outline
141
Status
IN
/O
U
T
M
O
TO
R
LI
N
E
OUT -
OUT+
EN -
EN+
DIR -
DIR+
STEP -
STEP+
A+
A -
B+
B -
L
N
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
SW11
SW12
S
W
STEP MOTOR DRIVE
Made in China
LED Codes
SOLID GREEN
GR - GR - GR
1GR + 4RD
1GR + 5RD
1GR + 6RD
2GR + 3RD
2GR + 4RD
1GR + 3RD
2GR + 5RD
GR=Green
RD=Red
MOTOR DISABLED
MOTOR ENABLED
SUPPLY VOLTAGE HIGH
OPEN MOTOR PHASE
INTERNAL VOLTAGE BAD
SUPPLY VOLTAGE LOW
OVER CURRENT
OVER TEMPERATURE
EXCESS REGEN
Motor Select
A
A
B
B
+
-
+
-
L
N
SW1
SW2
SW3
SW4
SW5
SW6
SW7
SW8
SW9
SW10
SW11
SW12
+
-
STEP
STEP
DIR +
DIR -
EN +
EN -
OUT+
OUT -
Microstep Table
MSTEP
SW1
SW2
SW3
SW4
200
400
800
1600
3200
6400
12800
25600
1000
2000
4000
5000
8000
10000
20000
25000
ON
ON
ON
ON
ON
OFF
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
ON
ON
ON
OFF
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Current Table
Current
SW5
SW6
SW7
0.4A
0.8A
1.2A
1.5A
1.8A
2.0A
2.2A
2.5A
ON
ON
ON
OFF
ON
ON
ON
ON
ON
OFF
OFF
OFF
ON
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
SW12
ON
Self Test
OFF
Disable
Enable
Smoothing Filter
SW11
ON
OFF
Disable
Enable
SW8
Idle Current
ON
50% Current
OFF
90% Current
SW9
ON
Step Noise Filter
OFF
2MHz
150KHz
SW10
ON
Load Inertia
OFF
High
Low
Serial No
Part No
AC input voltage
be
input voltage
avoiding damage
!
must
.
selected
by switch
Check
before power on
WARNING
SRAC
RoHS
110
Unit:mm
47.5
10.5
130.7
4.5
4.5
