R7C-DC8E
P. / 5
EM-780-AG
■
STATUS INDICATOR LED
ID
COLOR FUNCTION
PWR
Red
Turns on when the internal 5V is sup-
plied normally.
RUN
Red
Turns on when the refresh data is re-
ceived normally.
ERR
Red
Turns on when the received data is
abnormal.
SD
Red
Turns on when the module is transmit-
ting.
RD
Red
Turns on when the module is receiving.
■
STATION ADDRESS
Station Address is selected between 1 and 64 in decimal.
The left switch determines the tenth place digit, while the
right switch does the ones place digit of the address.
5
4
3
2 1 0 9
8
7
6
5
4
3
2 1 0 9
8
7
6
Station Address Setting (x1)
Station Address Setting (x10)
5
4
3
2 1 0 9
8
7
6
Baud Rate Setting
0 : 156 kbps
1 : 625 kbps
2 : 2.5 Mbps
3 : 5 Mbps
4 : 10 Mbps
• Output at the loss of communication (SW1-5)
SW1-5 Output at the loss of communication
OFF Reset the output (turned off)
ON
Hold the output (*)
(maintains the last data received normally)
(*) Factory setting
Caution ! - SW 1-6 through 1-8 are unused. Be sure to
turn off unused ones.
10
+24V
11
Y0
12
Y1
1
0V
2
COM0
3
COM0
13
Y2
4
COM0
14
Y3
5
COM0
15
Y4
6
COM1
16
Y5
7
COM1
17
Y6
8
COM1
9
COM1
18
Y7
NO.
ID
FUNCTION
NO. ID
FUNCTION
1
0V
0V
10 +24V 24V DC
2 COM0 Common 0
11 Y0
Output 0
3 COM0 Common 0
12 Y1
Output 1
4 COM0 Common 0
13 Y2
Output 2
5 COM0 Common 0
14 Y3
Output 3
6 COM1 Common 1
15 Y4
Output 4
7 COM1 Common 1
16 Y5
Output 5
8 COM1 Common 1
17 Y6
Output 6
9 COM1 Common 1
18 Y7
Output 7
■
POWER SUPPLY, CC-LINK TERMINAL ASSIGNMENT
4
DA
5
DG
6
+24V
1
DB
2
SLD
3
FG
7
0V
NO.
ID
FUNCTION, NOTES
1
DB
White
2
SLD
Shield
3
FG
FG
4
DA
Blue
5
DG
Yellow
6
+24V
Power input (24V DC)
7
0V
Power input (0V)
■
OUTPUT TERMINAL ASSIGNMENT
■
BAUD RATE
Baud Rate is selected with the rotary switch.
COMPONENT IDENTIFICATION
TERM
ON
OFF
(H)
�
SIDE VIEW
�
FRONT VIEW
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
5
4
3
2
1
0
9
8
7
6
ERR
RD
RUN
SD
PWR
X10
X1
STATION ADD.
B.RATE
1 2 3 4 5 6 7 8
0 1 2 3 4 5 6 7
4
5
6
7
1
2
3
10 11
12 13
2
3
4
1
15 16
17 18
7
8
9
6
14
5
(A) Status Indicator LED
*
1
(B) Station Address Setting Rotary SW
(C) Baud Rate Setting Rotary SW
(D) Operating Mode Setting DIP SW (SW1)
(E) Discrete I/O Status Indicator LED
(F) CC-Link, Power Supply Terminals
(G) Output Terminals
(H) Terminating Resistor SW
*
1. Refer to ʻStatus Indicator LEDʼ section for detailed information.
(A)
(F)
(G)
(B)
(C)
(D)
(E)
• Extension (SW1-1, 1-2, 1-3, 1-4)
SW1-1 SW1-2 SW1-3 SW1-4 Extension
OFF
ON
OFF
OFF No extension (*)
OFF
ON
OFF
ON
Discrete output, 16 points
■
OPERATING MODE
■
TERMINATING RESISTOR
To use the terminating resistor, turn the switch ON, and
OFF to invalidate. (Factory setting OFF)
