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UIM24002 / UIM24004 / UIM24008
UI Robot Technology Co. LTD
M24020100321EN
Terminal Description
Screw Terminals
Terminal
No.
/
Color
Description
MIN
NOM
MAX
UNIT
1
/
Red
V+
Supply
voltage
UIM24004
‐
8
12
40
VDC
UIM24002
10
35
2
/
Black
GND
Supply
voltage
ground
0
VDC
3
/
White
Vcc
Opto
‐
coupler
common
anode
5
(1)
VDC
4
/
Green
DIR
Direction
input
(2)
GND
Vcc
VDC
5
/
Blue
STEP
Stepping
pulse
input
(3)
GND
Vcc
VDC
6
/
Yellow
SHDN
Shutdown
the
controller
(4)
GND
Vcc
VDC
Note:
(1)
Please
refer
to
“optically
isolated
input
interface”
section
for
details.
(2)
Input
is
considered
high
level
if
this
terminal
is
not
connected.
(3)
Low
‐
level
pulse
duration
should
>
8
μ
s.
Maximum
pulse
frequency
is
50
KHz.
(4)
An
active
low
‐
level
input
shuts
down
power
supply
to
the
motor.
High
‐
level
input
or
left
open
makes
the
controller
fully
working.
When
awaken
from
shutdown
mode,
wait
1
millisecond
before
sending
pulse.
Motor Wiring Pads
Pad A + / A-
(at the bottom of the controller): Connect to the stepper motor phase A
Pad B + / B-
(at the bottom of the controller): Connect to the stepper motor phase B
DIP Switch
GND
Vcc
DIR
V+
Phase B
Phase A
B- B+ A+ A-
STEP
SHDN
To
avoid
loss
of
terminal
screws,
please
always
keep
screws
tightened.
Note:
To
avoid
damaging
the
controller,
make
sure
the
phase
winds
are
connected
correctly.
Resistance
between
different
phases’
leads
is
usually
>
100K
Ω
.
Resistance
between
different
phases’
leads
is
usually
<
100
Ω
.
!
