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Ashcroft A User Manual

Ashcroft A
19 pages
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IM-BiM/ATEX-EN-Rev E 09/2021 page 1 of 19
P/N 095I201-02EN
Installation and Maintenance
Instruction Manual
Bimetal Thermometer Modell A and E
for explosion risk areas in the European Union pursuant to Directive 2014/34/EU & for the United
Kingdom pursuant to Regulation SI 2016, No. 1107 (ATEX)
- according to ASME B40.200: 50=E#=###=ATEX or 50=ERT#=###=ATEX
- according to EN 13190: ###=A#=###=ATEX or ##=ART#=###=ATEX
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Ashcroft A Specifications

General IconGeneral
TypePressure Gauge
Dial Size2.5"
Connection Size1/4" NPT
Connection LocationLower, Back
Case MaterialStainless steel
Window MaterialAcrylic, Glass
Fill FluidGlycerin, Silicone

Summary

General Remarks

Purpose and Scope

Outlines the manual's purpose, intended audience, and key information.

Symbols and Safety Information

Explains warning/information symbols and manufacturer contact details.

Safety

General Dangers and Intended Use

Identifies general hazards and defines the device's specific application.

Operator and Personnel Responsibilities

Details operator duties and required personnel qualifications for safe operation.

Use in Potentially Explosive Atmospheres

Range of Use and Conditions

Defines permissible zones, environmental conditions, and standards for explosive atmospheres.

Process Media Temperature Limits

Specifies maximum permissible media temperatures for different device executions.

Surface Temperatures for Gases/Vapours

Lists maximum surface temperatures based on gas/vapour ignition classes.

Surface Temperatures for Dusts

Explains dust ignition temperature determination and surface limits.

Surface Temperature Limits for Dusts

Provides maximum surface temperature limits for dust clouds and layers.

Explosion Protection Marking

Explains device labeling for ATEX and UKCA compliance, including EPL and temperature classes.

Technical Data

Marking of the Device

Nameplate Information

Describes the details found on the device's nameplate, including type designation and markings.

Structure and Function

Overview

Lists the main components of the bimetal thermometer.

Functional Description

Explains how the bimetallic coil and shaft transfer temperature to the pointer.

Description of Components

Details the stem, dial, pointer, and instrument connection.

Accessories

Information on available accessories and special sealing materials.

Transportation

Delivery and Storage

Guidelines for checking delivery for completeness, damage, and proper storage.

Assembly and Installation

Preparation and Site Requirements

Steps for preparation and checks for the installation location.

Every Angle Connection (Optional)

Procedure for adjusting the optional every angle connection.

Process Connection

Details on process connection types, materials, and installation requirements.

Starting Up and Zero Adjustment

Procedures for starting the device and adjusting the zero point.

Subsequent Relocation

Instructions for safely moving the thermometer to a new measuring point.

Maintenance

Function Check and Recalibration

Procedures and recommended intervals for checking and recalibrating the device.

Cleaning and Maintenance

Guidelines for cleaning the device and performing routine maintenance.

Faults

Faults and Possible Measures

Lists common faults, their possible causes, and recommended corrective actions.

Behavior After Rectifying Faults

References assembly and installation procedures after fault correction.

Dismantling and Disposal

Disassembly and Safety Precautions

Steps for safely dismantling the device, including necessary precautions.

Disposal Guidelines

Guidelines for proper disposal of the product at the end of its lifecycle.

Appendix

Data Sheet Bimetal Thermometer Ax / Ex

Refers to detailed data sheets for specific models available from the manufacturer.

EU Declaration of Conformity

UK Declaration of Conformity

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