35
Wireless Data Communication System - WD PRO Series Instruction Manual
7. Operation
7.1.4.3 Terminal Block Connector (RS-232C Interface) Wiring
Terminal Block Connector
Terminal Block Connector
Serial Cable WDX-SC01 Wiring Diagram
Terminal Block
Connector
D-SUB connector
(9 pin, male)
D-SUB connector
(9 pin, male)
Black Dot Mark
Black Dot Mark
Do not connect
Do not connect
White+Black Dot Mark
White+Black Dot Mark
White+Red Dot Mark
White+Red Dot Mark
Do not connect
Black Dot Mark
White+Red Dot Mark
Red Dot Mark
Red Dot Mark
Light Gray+Black Dot Mark
Light Gray+Black Dot Mark
White+Black Dot Mark
Red Dot Mark
Light Gray+Black Dot Mark
2 4 6
1 3 5
1 2 3 4
6 7 8 9
5
1 2 3 4
6 7 8 9
5
2 4 6
1 3 5
2 4 6
1 3 5
Black Dot Mark
White+Black Dot Mark
White+Red Dot Mark
Red Dot Mark
Light Gray+Black Dot Mark
Black Dot Mark
White+Black Dot Mark
White+Red Dot Mark
Red Dot Mark
Light Gray+Black Dot Mark
Black Dot Mark
White+Black Dot Mark
White+Red Dot Mark
Red Dot Mark
Light Gray+Black Dot Mark
Terminal Block Connector Pin Arrangement
Terminal Block Connector Wiring
Wiring When Using WDX-SC01 Serial Cable (accessory)
In the slot of the terminal block, insert a flat-
blade screwdriver and push. (At a slight angle)
❶
Insert the stripped lead wire* into the insertion
slot.
❷
Pull out the screwdriver from the slot. Check if
the lead wire is locked into place.
❸
NOTICE
●Use a flat-blade screwdriver with a blade-edge width of 2.5 mm or less and thickness of 0.4 mm or less.
●Do not push the slot harder than necessary with the screwdriver. Failure to follow this instruction could result in
product damage.
●Strip 6 to 7 mm of the insulation from the lead wire.
●When removing the lead wire, do not simply pull the wire to remove it. Make sure you first push the slot down with a
flat-blade screwdriver to release the lock.
❷
❸
❶
Slot
2 4 6
Re
c
ei
v
e
Da
t
a
2
Clea
r
T
o
S
end
4
Di
sc
onne
c
t
ed*
6
1 3 5
T
r
an
sm
i
t
Da
t
a
1
Reque
s
t
T
o
S
end
3
S
ignal
G
r
ound
5
*Do not connect.
1
TXD
Transmit Data
2
RXD
Receive Data
3
RTS
Request To Send
4
CTS
Clear To Send
5
GND (SG)
Signal Ground
6
NC
Not Connected (do not use)
* Recommended specifications for lead wires are as follows.
Linear (stranded wire) AWG24 to 28
Use copper wires with temperature rating of 75 ºC or higher.
