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4-1
Chapter 4: Name and Function of Each Part
4
Chapter 4: Name and Function of Each Part
4-1 JW-20FL5
Name Function
1
Display panel Displays the JW-20FL5 operating status using LEDs.
LN Lights when communicating normally.
TX Blink at transmitting data.
RX Blink at receiving data.
12 V Lights when 12 VDC is supplied. (Only when 10BASE5 is used.)
T Lights at test mode. (Normally, this is not used.)
PE Lights at parameter setting error.
HE Lights at this module error.
S0 to S7
Displays the station number when operating normally. Displays an error
code if an error occurs.
2
Connector for programmer
Connect a JW-14PG programmer or similar equipment to set the
parameters on the JW-20FL5.
3
Connector for 10BASE5
Connect the 10BASE5 transceiver cable.
Make sure to slide the lock securely to the "lock" position.
4
Connector for
Shield switch
for 10BASE5
ON
The shield on the coaxial cable and the FG (base) terminal on this
module will be shorted together.
OFF
The shield on the coaxial cable is not shorted to the base.
- Ground the FG line on the 12 VDC connector separately.
5
12 VDC power supply
input terminal
When 10BASE5 is used, connect a commercially available DC power
supply that is designed to supply power to transceivers. The DC power
supply must provide 12VDC ±5% and 0.5 A or more.
6
Module No. switch
Specify a module number from 0 to 6.
-Becareful do not use the same number for another option module.
7
Reset switch Only used by SHARP engineers. Users should not press this switch.
FG
ON
OFF
S
H
I
E
L
D
1Display panel
2Connector for programmer
3Connector for 10BASE5
512 VDC power supply input terminal
7Reset switch
Connector for shield
switch for 10BASE5
6Module No. switch
(Factory setting: 0)
(Factory setting: ON)
(Front) (Rear)
4