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R7ML-DC16A
P. 3 / 10
EM-7805-G Rev.2
■
STATUS INDICATOR LED
ID
COLOR
FUNCTION
PWR
Green
Turns on when the internal 5V is supplied
normally.
RUN
Green
Turns on in normal communications
conditions.
ERR
Red
Turns on in no communication or setting
error.
SD
Green
Turns on when the module is transmit-
ting.
RD
Green
Turns on when the module is receiving.
■
STATION ADDRESS
Station Address is selected between 60H and 7FH (Intel-
ligent I/O) in hexadecimal. (Certain numbers may not be
selectable depending on the master types. Refer to the in-
struction manual of the master unit.)
The left switch determines the MSD, while the right switch
does the LSD of the address.
(Factory setting: 60H)
Station Address Setting (LSD)
Station Address Setting (MSD)
89AB
C
D
EF0
123
45
67
89AB
C
D
EF0
123
45
67
■
MECHATROLINK MODE
Choose MECHATROLINK-I or -II, and the data size. Posi-
tions 2, 4 through 9 are unused.
(Factory setting: 1)
5
4
3
2
1
0
9
8
7
6
MECHATROLINK Setting
0 : MECHATROLINK-II (32-byte mode)
1 : MECHATROLINK-II (17-byte mode)
3 : MECHATROLINK-I (17-byte mode)
■
EXTENSION MODULE
Combinations with any extension module is selectable.
■
OPERATING MODE
(*) Factory setting
•
Extension (SW1-1, 1-2)
SW1-1
SW1-2
Extension
OFF
OFF
No extension (*)
ON
OFF
Discrete input, 8 or 16 points
OFF
ON
Discrete output, 8 or 16 points
•
Output at the loss of communication (SW1-4)
SW1-4
Output at the loss of communication
OFF
Reset the output (turned off)
ON
Hold the output (*)
(maintains the last data received normally)
Caution ! - SW1-3, 1-5, 1-6, 1-7, 1-8 are unused. Be sure to turn
off unused ones.
■
DISCRETE OUTPUT STATUS INDICATOR LED
Discrete output modules have LED indicators showing out-
put signal status.
Contact ON : LED ON
Contact OFF : LED OFF
■
POWER SUPPLY TERMINAL ASSIGNMENT
4
NC
5
NC
6
+24V
1
NC
2
NC
3
FG
7
0V
NO.
ID
FUNCTION, NOTES
1
NC
----
2
NC
----
3
FG
FG
4
NC
----
5
NC
----
6
+24V
Power input (24V DC)
7
0V
Power input (0V)
■
OUTPUT TERMINAL ASSIGNMENT
10
+24 V
11
Y1
12
Y3
1
0 V
2
Y0
3
Y2
13
Y5
4
Y4
14
Y7
5
Y6
15
Y9
6
Y8
16
YB
7
YA
17
YD
8
YC
9
YE
18
YF
NO.
ID
FUNCTION
NO.
ID
FUNTION
1
0V
0V (common)
10
+24V 24V DC
2
Y0
Output 0
11
Y1
Output 1
3
Y2
Output 2
12
Y3
Output 3
4
Y4
Output 4
13
Y5
Output 5
5
Y6
Output 6
14
Y7
Output 7
6
Y8
Output 8
15
Y9
Output 9
7
YA
Output 10
16
YB
Output 11
8
YC
Output 12
17
YD
Output 13
9
YE
Output 14
18
YF
Output 15
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