2.2 Wiring
2.2.1 Power supply connector
Power supply connector 3-pin terminal layouts
Pin No.
Signal name Line color
1 12-24V
DC
Brown
2
GND
Blue
3
FG
Green
・
Use the attached power supply cable.
・
If you need the power supply cable for repairs, please purchase “Power supply cable for FP
Σ
(AFPG805)”.
・
Make power supply on/off by taking out and putting in the connector.
2.2.2 RS232C connector
■
Interface specifications
DSUB 9-pin terminal layouts
Pin No.
Signal name Input/Output
1
-
-
2
RD
Output
3
SD
Input
4
-
-
5
SG
Signal
GND
6
-
-
7
RS
Input
8
CS
Output
9
-
No
connection
1,4 and 6 are connected internally.
・
In case without flow control, use DSUB 9 pin female-female straight cable to connect to the
computer.
If using male-female straight cable, use attached gender changer in main unit. (when
using setting tool etc.)
・
In case with flow control or connection with other equipment, refer to chapter 10.
Reference:
<1.4.3 Applicable cable> <Chapter 10 Dimensions/Connection drawings>
2.2.3 RS485 terminal block (only AKR2002)
Terminal block 5 pin terminal layouts
Pin No.
Signal name input/output
1
+
RS485
(+)
2
-
RS485
(-)
3
+
RS485
(+)
4
-
RS485
(-)
5
E
●
・
1 and 3, 2 and 4 are connected internally.
・
Shielded twisted-pair cable (connectable range: AWG26-20, cross-section area: 0.14-0.5mm
2
) is
recommended. (stripped wire length is 9mm)
･
When using the shielded cable, the grounding connection should have a resistance of less than
100 ohms, and grounded one end.
・
Connect between each unit by extending wiring in the transmission line. Cannot use branch
connection.
・
At terminal unit, “E” terminal (No.5) should be shorted with “–“ terminal (No.4). (Terminator
connection)
2-4
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