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EX500 Serial System
6 -3. LED display
Display
COM A
COM B
COM C
COM D
！ ！ ！ ！
CAUTION
When the Input Unit Manifold is not connected, the respective COM LED of the GW Unit will not light up.
To monitor the status of COM port, it is necessary to use a Terminal Plug.
The COM LED will light up when a Terminal Plug is used. ( Refer to section 3 -6 -4 )
6 -4. Operation setting
Turn the power supply OFF when setting switches.
Open the station switch protection cover and set the dip switch with a flat blade screw driver.
SW4
P
R
O
F
I
R
IN
PROCESS FIELD BUS
B U S
RUN
SOL
BUS
BF
DIA
OUT
COM A
COM B
Source ON
RUN
Source OFF : Lights off
Solenoid valve source voltage is normal
SOL
Voltage lowered to 20V or less
PROFIBUS-DP communication is normal
BF
PROFIBUS-DP communication is abnormal : Lights
DIA is abnormal
DIA
DIA is normal
Communication port A is receiving data
Communication port A has no data
Communication port B is receiving data
Communication port B has no data
Communication port C is receiving data
Communication port C has no data
Communication port D is receiving data
Communication port D has no data
ON
1
2
SW3
GATEWAY UNIT
EX500 SERIES
COM C
COM D
Content
: Lights
SW2
SW1
- 26 -
EX## - OME0008
:Lights
:Lights off
: Lights off
: Lights
: Lights off
: Lights
: Lights off
: Lights
: Lights off
: Lights
: Lights off
: Lights
: Lights off
0
9
1
8
7
6
4
5
Figure of setting switch
2
3
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