CDA PC44 Instruções de Operação descarregar pdf (Página 94)

5-4 Troubleshooting

5. Gun(s) Firing Between

Patterns

Problem

Gun(s)

firing

between

patterns,

diffuse

reflective

sensors.

Guns

firing

between

patterns,

opposed

and

retroreflective

sensors.

P~

108389A

57·28 1/93

Possible Reason

Sensor mode set incorrectly.

PC40 sensor mode, location, and

edge symbol parameters set

incorrectly.

Sensors not mounted within

operating range.

Dirty lenses and/or retroreflector.

Sensor responding to objects in

line background, such as cams,

levers, etc.

Inductive interference (electrical

noise) from power or solenoid

cables.

Sensor mode set incorrectly.

PC40 sensor mode, location, and

edge symbol parameters set

incorrectly.

Sensors not mounted within

operating range.

Dirty sensor lenses and/or

retroreflector.

Emitter and receiver/reflector

misaligned.

Corrective Action

Adjust light/dark operate switch

to

intended mode.

Correct settings in Program mode.

Mount within proper range.

Clean lenses and/or retroreflector.

Observe sensor LED to see

if

sensor responding to background

objects; if so, adjust gain setting

and/or follow alignment tips.

Route sensor cab:es away from

power and output wiring.

Adjust light/dark operate switch to

intended mode.

Correct settings in Program mode.

Mount within proper range.

Clean lenses and/or retroreflector.

Align sensor components.

Refer

to

Sec.

4,

Table

4.1

.

Sec. 4,

"Programming

Trigger."

Sec. 7.

Sec. 3,

"Aligning

Sensors" and

"Tips for

Minimizing

Unwanted

Triggering.ft

Sec.

4, Table

4.1.

Sec.

4,

"Programming

Trigger."

Sec.

7.

Sec. 3,

"Aligning

Sensors."

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