SMC Networks ISE35 Operation Manual page 29

○Cross-reference for troubleshooting
Reference
Problem
No.
The output
remains on.
1 The indicator
light remains
on.
The output
remains on.
2 The indicator
light works
normally.
The output
remains off.
3 The indicator
light remains
off.
The output
remains off.
4 The indicator
light works
normally.
The switch
output
5
generates
chattering.
Possible cause Investigation method
1. Check the set pressure.
2. Check the setting of the operation
Wrong
mode, hysteresis and output style.
pressure
(Hysteresis mode/Window
setting
comparator mode, Normally open
/Normally closed)
Product failure
Check the wiring of the output line.
Incorrect wiring Confirm that the load is not connected
directly to DC(+) or DC(-).
Product failure
1. Check the set pressure.
2. Check the setting of the operation
Wrong
mode, hysteresis and output style.
pressure
(Hysteresis mode/Window
setting
comparator mode, Normally open
/Normally closed)
Wrong setting
(Selection of Check if it can be set so that the
"without switch switch output can be used.
output")
Product failure
An unsuitable Check if PNP is being used even
model though the NPN was selected, or vise
selection versa.
Check if there is bending stress being
Opened lead applied to any parts of the lead wire.
wire (Bending radius and tensile force
applied to the lead wire)
Product failure
Check the wiring.
Confirm that the brown and blue wires
are connected to DC(+) and DC(-)
Incorrect wiring
respectively, and that the output line
has not become disconnected
(contact failure).
1. Check if the hysteresis range is too
narrow.
Wrong setting
2. Check if the response time is too
short.
Product failure
-28-
Countermeasure
1. Set the pressure.
2. Set the function.
Replace the product.
Correct the wiring.
Replace the product.
1. Perform the pressure setting.
2. Perform the functional
setting.
Perform the functional setting.
Replace the product.
Review the selected model
(output type).
Modify the wiring conditions.
(Adjust the tensile force and
widen the bending radius.)
Replace the product.
Correct the wiring.
Perform the functional setting.
Replace the product.
No.PS※※-OMJ0004-E