Electrician Red Seal · Question
An electrician is designing a PLC program for a batch mixing process. The program needs to detect when a specific ingredient has reached a certain weight in a mixing tank. Which type of sensor, when connected to a suitable PLC input, would be most appropriate for this task?
A load cell is specifically designed to measure weight or force, making it the ideal choice for detecting the weight of an ingredient in a mixing tank. Proximit
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Question: An electrician is designing a PLC program for a batch mixing process. The program needs to detect when a specific ingredient has reached a certain weight in a mixing tank. Which type of sensor, when connected to a suitable PLC input, would be most appropriate for this task?
Answer options:
- Proximity sensor
- Thermocouple ✅ Load cell
- Photoelectric sensor
Correct answer: Load cell
Explanation: A load cell is specifically designed to measure weight or force, making it the ideal choice for detecting the weight of an ingredient in a mixing tank. Proximity sensors detect presence, thermocouples measure temperature, and photoelectric sensors detect light interruption.
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