R7M-RR8
P. 2 / 4
EM-7803-T Rev.1
■
I / O STATUS INDICATOR LED
Output and feedback input status are indicated with LED.
ON: LED on
OFF: LED off
■
POWER SUPPLY, MODBUS TERMINAL ASSIGNMENT
■
4
DA
5
6
7
1
2
3
DG U(+) V(–)
DB
SLD
FG
(1) DB
–
(2) SLD Shield
(3) FG
FG
(4) DA
–
(5) DG
–
(6) U(+) Power input
(7) V(–) Power input
OUTPUT TERMINAL ASSIGNMENT
10
NC
11
Y0
12
Y1
1
NC
2
C0
3
C1
13
Y2
4
C2
14
Y3
5
C3
15
Y4
6
C4
16
Y5
7
C5
17
Y6
8
C6
9
C7
18
Y7
NO.
ID
FUNCTION
NO.
ID
FUNCTION
1
NC
No connection
10
NC
No connection
2
C0
Common
11
Y0
Output 0
3
C1
Common
12
Y1
Output 1
4
C2
Common
13
Y2
Output 2
5
C3
Common
14
Y3
Output 3
6
C4
Common
15
Y4
Output 4
7
C5
Common
16
Y5
Output 5
8
C6
Common
17
Y6
Output 6
9
C7
Common
18
Y7
Output 7
■
TERMINATING RESISTOR
To use the terminating resistor, turn the switch ON, and
OFF to invalidate.
(Factory setting OFF)
■
EXTENSION MODULE
Combinations with all extension modules are available.
■
STATUS INDICATOR LED
ID
COLOR
FUNCTION
PWR
Red
Turns on when the internal 5V is supplied
normally.
RUN
Red
Turns on when the refresh data is received
normally.
ERR
Red
Turns on when the received data is abnormal.
SD
Red
Turns on when the module is transmitting.
RD
Red
Turns on when the module is receiving.
■
NODE ADDRESS
Node Address is selected between 1 and 99 in decimal. The
left switch determines the tenths 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
Node Address Setting (x1)
Node Address Setting (x10)
BAUD RATE
Baud Rate is selected with the rotary switch.
■
5
4
3
2
1
0
9
8
7
6
Baud Rate Setting
0: 38.4 kbps
1: 19.2 kbps
2: 9600 bps
3: 4800 bps
4: 2400 bps
5: 1200 bps
6: 14.4 kbps
7: 28.8 kbps
8: 57.6 kbps
9: 115.2 kbps
OPERATING MODE
•
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
(*) Factory setting
Note : Be sure to set unused SW1-3 through 1-8 to OFF.
■
PC CONFIGURATOR
The following parameters can be set with using PC Configu-
rator Software.
• Modbus parameters: Parity, bit length, stop bit
COMPONENT IDENTIFICATION
■
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
NODE 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
(B) Node Address Setting Rotary SW
(C) Baud Rate Setting Rotary SW
(D) Operating Mode Setting DIP SW (SW1)
(E) PC Configurator Jack
(F) I/O Status Indicator LED
(G) Modbus, Power Supply Terminals
(H) Output Terminals
( I ) Terminating Resistor SW
(A)
(G)
(H)
(B)
(C)
(D)
(E)
(F)
0 1 2 3 4 5 6 7
CNFG.
INPUT
OUTPUT
(I)Terminating Resistor SW
TERM
ON
OFF
056 222 38 18
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