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COMPONENT IDENTIFICATION
■ FRONT VIEW
Node Address Setting
Rotary SW
Y
0
Y
8
Exc. Supply
Connector
■ STATUS INDICATOR LED
ID
STATUS
COLOR FUNCTION
MS
ON
Green
Blinking
Green
ON
Red
Blinking
Red
OFF
–
NS
ON
Green
Blinking
Green
ON
Red
Blinking
Red
OFF
–
■ DISCRETE INPUT STATUS INDICATOR LED
LED green indicators shows the signal status.
ON : LED ON
OFF : LED OFF
■ NODE ADDRESS
The left switch determines the tenth place digit, while the
right switch does the ones place digit of the address.
Address is selected between 0 to 63.
(Factory setting: 00)
Discrete Output Status Indicator LED
Status Indicator LED
Communication/Power Supply Terminal Block
MS
NS
1
2
3
4
5
6
7
9
A
B
C
D
E
F
×10
×1
NODE ADD.
SW1
ON
Operation Mode
Setting DIP SW (SW1)
Normal operation
Not set
Critical failure
Minor faiure
No power supply
Connections are established
Connections are not established
Critical Link failure
Minor Link failure
No power supply
Factory setting : 00
Node Address Setting (x1)
Node Address Setting (x10)
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
Output Connector
■ OPERATION MODE
(*) Factory default setting
• BAUD RATE (SW1-1, 1-2)
Baud Rate is selected with the rotary switch.
BAUD RATE
125 kbps
250 kbps
500 kbps
Auto-tracking (*)
• STATUS (SW1-3)
Status
Without(*)
With
• OUTPUT AT THE LOSS OF COMMUNICATION (SW1-4)
Output at the loss of
communication
Hold the output (*)
(maintains the last data
received normally)
Reset the output
(turned off)
Note: The R7F4DD communicates in the baud rate setting
detected at the startup with the switch set to the posi-
tions 0 (125 kbps), 1 (250 kbps) or 2 (500 kbps). For the
settings auto-tracking, it analyzes the PLC' s network
to determine the baud rate on the network.
R7F4DD-DC16A-H
■ SIDE VIEW
Con gurator Jack
SW1
1
2
OFF
OFF
ON
OFF
OFF
ON
ON
ON
SW1
3
OFF
ON
SW1
4
OFF
ON
EM-8007-D P. 2 / 7
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