Maintenance - SMC Networks EX510-GPR1 Series Operation Manual

Maintenance

•Mounting and wiring conditions
Check items
Confirm the connectors of each unit
(communication, power supply, input and
output) is firmly connected.
Confirm the terminating resister is
connected to both ends of network. (If this
system is located at termination of network.)
Confirm there is no breakage of connecting
cable.
•Service parts
Check items
PROFIBUS DP compatible cable for moving
parts (if used)
Display and operation
•Power supply
Check items
Measure the voltage at both ends of input
and GW controlling part power supply and
confirm the voltage is within specifications.
Measure the voltage at both ends of output
power supply and confirm the voltage is
within specifications.
How to reset the product for power cut or forcible de-energizing
Supply power to the product.
The output status just before the power failure is not maintained when power supply is recovered.
Start operation after confirming safety of the entire equipment.
Condition
No looseness
No defect on appearance
Condition
No defect on appearance
and conductor resistance
No defect on operating
conditions and display
Condition
24 VDC±10%
24 VDC+10%/-5%
-55-
Solution
Give an additional tightening.
Replace with a new one if there is a
defect found on appearance.
Solution
Replace with a new one if there is a
defect found on appearance and
conductor resistance.
Replace with new unit if there is
unintentional operation and defect
found on display.
Solution
Investigate the cause of fluctuation of
the voltage and take measure.
Investigate the cause of fluctuation of
the voltage and take measure.
No.EX##-OMI0032-C