M8BS1-16Y1
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201 Fax: +81(6)6659-8510 E-mail: [email protected]
EM-5494-Y1 Rev.1 P. 3 / 3
■
CONNECTOR PIN ASSIGNMENT
• Location
CN1
:
VMx / PM1 card use*
The input or output 1 is connected to the connector.
VM1/PM1/VM4 CARD INPUT or OUTPUT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VM2 CARD INPUT NO.
VM2 CARD OUTPUT NO.
1
2
3
4
5
6
7
8 1
2
3
4
5
6
7
8
Pico-M LOCATION NO.
*
VMx / PM1 card (uses KS2 cable)
VM1
: analog input 16 points
VM2
: analog input 8 points / analog output 8 points
VM4
: analog output 16 points
PM1
: pulse input 16 points
■
CONNECTION DIAGRAM
A
B
C
D
CN1
Ch.1
INPUT
*
A
B
C
D
Ch.16
INPUT
*
+
–
+
–
4
5
FG
3
U
V
AC POWER
FG
+
–
POWER
3
2
1
A
B
C
D
CN1
Ch.1
INPUT
*
A
B
C
D
Ch.16
INPUT
*
+
–
+
–
OUTPUT 2
OUTPUT 2
Ch.1
OUTPUT
*
Ch.16
OUTPUT
*
OUTPUT 2
OUTPUT 2
Ch.1
OUTPUT
*
Ch.16
OUTPUT
*
■
DC Power Supply
■
AC Power Supply
*
The input and output terminals are reversed for model M8YSx, M8YCx.
Use either Output 1 (connector) or Output 2 terminal for the input.
AC
POWER
UNIT
CHECKING
1) Terminal wiring: Check that all cables are correctly con-
nected according to the connection diagram.
2) Power input voltage: Check voltage across the power ter-
minals.
3) Installation & environment
MAINTENANCE
Power units’ standard life is expected for 10 years with
average ambient temperature 35°C (95°F) and 1.0A load.
Contact M-System for use in extremely different conditions.
■
HOW TO REPLACE THE POWER UNIT (power input code: M2)
1) Prepare Power Unit (switching regulator) model HDC9.
2) Turn off the power supply connected to the Power Unit.
3) Remove the wire binding and wiring connected to the ter-
minal 1 – 2 and 4 – 5.
4) Loosen and remove the mounting screws A (4 places).
5) Detach the Power Unit from the Installation Base.
6) Attach the new Power Unit to the Installation Base and
tighten the screws in reverse order as explained above.
Be sure to use the ferrite core included in the package. (If
it is already used, no extra are required.)
A
A
A
A
A
1
2
3
4
5
: Mounting screws with
washer, M3 x 6 (4 pls.)
: 24V DC (+)
: 24V DC (–)
: FG
: AC power input (U)
: AC power input (V)
3
4
5
2
1
