Magnetrol A15 Installation And Operating Manual

Magnetrol A15 Installation And Operating Manual

Liquid level and proof-er switches

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Displacer Type
Installation and Operating Manual
Liquid
Level
and
Proof-er
®
Switches

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Table of Contents
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Summarization of Contents

Manual Conventions and Information Types
Notes
Information that augments or clarifies an operating step.
Cautions
Alerts to special conditions that could injure personnel or damage equipment.
Warnings
Identifies potentially dangerous situations or serious hazards, possibly leading to injury or death.
Safety Messages
General safety advice for servicing electrical equipment.
1.0 Introduction
1.1 Principle of Operation
Explains the buoyancy principle and magnetic attraction sleeve mechanism.
1.2 Operating Cycle
Describes how the displacer moves with liquid level changes to actuate the switch.
1.3 Floating Roof Detection
Details the operation for floating roof applications using a suspended weight.
1.4 Operating Cycle — Proof-er Control Option
Explains the manual check of the displacer control's operation.
2.0 Installation
2.1 Unpacking
Instructions for carefully unpacking and inspecting the instrument for damage.
2.2 Mounting
Guidance on securely attaching the displacer switch to the tank or vessel.
2.3 Wiring
Procedures for connecting electrical wiring to the switch mechanism.
3.0 Preventive Maintenance
3.1 Recommended Practice
Outlines essential practices to maintain the level control's reliability.
3.2 What to avoid
Lists actions that should not be performed to prevent damage or malfunction.
4.0 Reference Information
4.1.1 Check switch mechanism
Procedures for inspecting the switch mechanism for proper function and alignment.
4.1.2 Test control's performance
Steps to manually actuate the switch and test the controlled equipment's response.
4.1.3 Proof-er
Troubleshooting steps specific to the Proof-er function.
4.2 Agency Approvals
Lists certifications and approvals obtained for the product.
4.3 Specifications
Provides detailed technical data, ratings, and dimensions.

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