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COMPONENT IDENTIFICATION
(A)
(B)
(C)
1
X10
X1
PWR
ERR
RD
RUN
SD
NODE ADD.
B.RATE
4
5
6
7
10 11 12 13
1
2
3
1
2
(F)
(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) Modbus, Power Supply Terminals
(G) Input Terminals
■ STATUS INDICATOR LED
ID
COLOR FUNCTION
Turns on when the internal 5V is supplied
PWR
Red
normally.
Turns on when the data is received nor-
RUN
Red
mally.
Turns on when the received data is abnor-
ERR
Red
mal. Blinks when setting 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 tenth place digit, while the right
switch does the ones place digit of the address.
■ BAUD RATE
Baud Rate is selected with the rotary switch.
0 : 38.4 kbps (factory setting)
1 : 19.2 kbps
2 : 9600 bps
3 : 4800 bps
■ EXTENSION MODULE
Combinations with all extension modules are selectable.
(D)
(E)
2
3
4
5
6
7
8
CNFG.
14
15 16 17 18
3
4
5
6
7
8
9
(G)
Factory setting : 00
Node Address Setting (x1)
Node Address Setting (x10)
Baud Rate Setting
5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: + 81 ( 6 ) 6659-8201 Fax: + 81 ( 6 ) 6659-8510 E-mail: info@m-system.co.jp
■ 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
• Conversion Rate (SW1-3) • Burnout (SW1-4)
SW1-3 Conversion rate
OFF
250 msec. (*)
ON
500 msec.
• RTD Type (SW1-5, 1-6, 1-7, 1-8)
SW1-5
SW1-6
SW1-7
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
ON
ON
OFF
OFF
OFF
ON
ON
OFF
ON
OFF
OFF
OFF
ON
ON
ON
■ POWER SUPPLY, MODBUS TERMINAL ASSIGNMENT
4
5
DA
DG
1
DB
NO.
ID
1
DB
2
SLD
3
FG
4
DA
5
DG
6
+24V
7
0V
■ INPUT TERMINAL ASSIGNMENT
10
11
12
13
INA0
INb0
INA1
INb1
1
2
3
4
5
NC
INB0
NC
INB1
NO.
ID
FUNCTION
1
NC
No connection
2
INB0 RTD 0-B
3
NC
No connection
4
INB1 RTD 1-B
5
NC
No connection
6
NC
No connection
7
INB2 RTD 2-B
8
NC
No connection
9
INB3 RTD 3-B
R7M-RS4
SW1-4 Burnout
OFF
Upscale (*)
ON
Downscale
SW1-8 RTD TYPE
OFF
Pt 100 (JIS '97/IEC) (*)
OFF
Pt 100 (JIS '89)
OFF
JPt 100 (JIS '89)
OFF
Pt 50 (JIS '81)
OFF
Ni 100
OFF
Cu 10 (25°C)
ON
Cu 50
ON
PC Configurator setting
6
7
+24V
0V
2
3
SLD
FG
FUNCTION, NOTES
----
Shield
FG
----
----
Power input (24V DC)
Power input (0V)
14
15
16
17
18
NC
INA2
INb2
INA3
INb3
6
7
8
9
NC
NC
INB2
NC
INB3
NO.
ID
FUNCTION
10 INA0 RTD 0-A
11
INb0 RTD 0-b
12 INA1 RTD 1-A
13
INb1 RTD 1-b
14
NC
No connection
15 INA2 RTD 2-A
16
INb2 RTD 2-b
17 INA3 RTD 3-A
18
INb3 RTD 3-b
EM-7803-C Rev.5
P. 2 / 7
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