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Machines Problems Guides Ingredients

Machines Problems Guides Ingredients

Search real manufacturing machine problems and get clear, step-by-step answers: causes, fixes, checks and prevention for capsule filling, blending, bottling and more.

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Answers here are general guidance. Always follow your own site procedures, the machine manual and your safety rules — isolate and lock out before working on any machine.

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Photoelectric Sensor Failure — Capsule Filling · Ask Dhanu

Machines Capsule Filling Electrical, PLC, Sensors & Safety Alarms

Problem & answerH-12

Photoelectric Sensor Failure

Likely causes

Dirty lens
Loose cable
Poor alignment
Sensor failure

How to fix it

1Clean the sensor lens.
2Check alignment.
3Reconnect or tighten the cable.
4Check the PLC input.
5Replace a faulty sensor.

It is fixed when

Sensor detects capsules correctly.

Stop it coming back

Clean sensors daily.

Did this solve the problem?

Points to inspect

Lens
Wiring
Alignment

More in Electrical, PLC, Sensors & Safety Alarms

H-01Power Failure
H-02Circuit Breaker Tripped
H-03Fuse Blown
H-04Emergency Stop Activated
H-05Safety Door Open Alarm
H-06PLC Alarm Active
H-07Automatic Pause Keeps Triggering
H-08PLC Input Signal Failure

H-09

PLC Output Failure

H-10PLC Communication Error

H-11HMI Screen Not Responding

H-13Proximity Sensor Failure

H-14Encoder Failure

H-15Inverter (VFD) Fault

H-16Loose Electrical Connection

H-17Control Panel Overheating

H-18Ground Fault Detected

General guidance only. Follow your site procedures and the machine manual, and isolate the machine before any work on it.