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■ STATUS INDICATOR LED
SD *
PWR
RUN
ERR
ON
ON
BL
BL
ON
ON
BL
BL
ON
ON
BL
BL
ON
ON
BL
OFF
ON
ON
BL
OFF
ON
ON
OFF
BL
ON
ON
OFF
BL
ON
ON
OFF
OFF
ON
ON
OFF
OFF
ON
OFF
BL
BL
ON
OFF
BL
BL
ON
OFF
BL
OFF
ON
OFF
BL
OFF
ON
OFF
OFF
BL
ON
OFF
OFF
BL
ON
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
OFF
ON
OFF ON/OFF Faulty Baud Rate and/or Station Address setting
OFF
OFF
OFF
OFF
OFF = OFF, ON = ON, BL = Blinking
*1. SD LED which is blinking may appear to be ON with high baud rate especially when fewer modules are connected.
*2. LED combinations indicated with "----" do not occur in normal operation unless LED failure or the like occurs.
■ TERMINAL ASSIGNMENTS
• CC-Link, Power Supply, Exc. Supply Assignment
Unit side connector: MCV1,5/5-GF-3,5 (Phoenix contact)
Cable side connector: TFMC1,5/5-STF-3,5 (Phoenix contact)
Applicable wire size: 0.2 - 1.5mm
Stripped length: 10mm
Recommended solderless terminal:
AI0,25-10YE 0.25mm
(Phoenix contact)
2
AI0,34-10TQ 0.34mm
(Phoenix contact)
2
AI0,5-10WH 0.5mm
2
(Phoenix contact)
AI0,75-10GY 0.75mm
(Phoenix contact)
2
AI1-10 1.0mm
(Phoenix contact)
2
AI1,5-10 1.5mm
2
(Phoenix contact)
1
2
3
4
5
· CC-Link
PIN
ID
NO.
1
FE
Function earth
2
SLD
Shield
3
DB
DB
4
DG
DG
5
DA
DA
Note: The numbers mar ked on the connector have no
relationship to the pin number of the unit. Wire according
to the instruction manual of the unit.
1
RD
ON
Communicates normally with occasional CRC errors due to noise interference.
ON
Communicates normally but the Baud Rate and/or Station Address switches failed. ERR
LED blinks approximately in 0.5 seconds intervals.
OFF
----
ON
CRC error detected in the received data. Unable to respond.
OFF
----
ON
Normal communication
OFF
----
ON
Unable to receive data addressed to the station.
OFF
----
ON
Polling response is made but CRC error is detected in received refresh data.
OFF
----
ON
CRC error detected in the data addressed to the station.
OFF
----
ON
Link is not started.
OFF
----
ON
No data addressed to the station. Or unable to receive data addressed to the station due to
noise interference. (Missing parts of the data sent from the master)
OFF
Unable to receive data due to wire breakdown
OFF
Power input removed or power supply failure.
2
FUNCTION
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
STATUS *
2
· POWER SUPPLY / EXC. SUPPLY
PIN
ID
NO.
1
PWR+
Power supply +
2
PWR-
Power supply -
3
FE1
Grounding
4
SNSR.EXC+
Exc. supply +
5
SNSR.EXC-
Exc. supply -
R7F4DC-DAC16D-C
FUNCTION
EM-7767-L P. 3 / 8
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