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Sentry VREL User Manual

Sentry VREL
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8 Sentry Equipment Corp
Service
Before servicing, ensure that the sample line is isolated and cannot be opened during this
service. This is necessary to prevent exposure to high pressure and/or hot materials. Allow the
VREL valve to cool to a comfortable touch prior to commencing service.
No normal maintenance is required. Replacement parts available are listed below.
Replacement Parts
Part Number Item
6-02302C VREL Valve Seal Kit (Figure 2) (includes thrust washer, spring
seal & backup washer)
6-02302E Valve Handle & Rod Assembly (Figure 3)
– includes both 6-02302A and 6-02303A
6-02302A Valve Handle Assembly Only (Figure 3)
6-02303A Tapered Rod & Nut Assembly Only (Figure 3)
6-04605A VREL Swivel Handle
Figure 2. 6-02302C – VREL Seal Kit
Thrust Washer
Spring Seal & Backup
Bushing
Ratings
Wetted materials: 316 Stainless Steel
Weight: 4 lbs
Pressure: 5000 psig at 300°F
(345 barg at 149°C)

Table of Contents

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Sentry VREL Specifications

General IconGeneral
BrandSentry
ModelVREL
CategoryControl Unit
LanguageEnglish

Summary

Safety Information

Hazard Information Usage

Explains signal words for hazard communication, including Danger, Warning, Caution, and Notice.

Safety Definitions

Defines hazard signal words and notes used in safety alerts for clear understanding.

General Safety Precautions

Product Selection, Installation, and Use Guidelines

Emphasizes user responsibility for product selection, proper installation, and adherence to intended use.

Equipment Hazard Warnings

Warns about potential hazards like hot surfaces and high pressures, advising necessary precautions.

Overview

Installation Overview

Provides general installation guidelines and critical warnings for the Sentry VREL Control Valve.

Operation

Flow Adjustment Procedure

Details how to adjust the VREL valve's flow rate by turning the handle during operation.

In-Place Cleaning Procedure

Outlines procedures for cleaning the VREL valve to remove scale or foreign matter without disassembly.

Service

VREL Valve Replacement Parts

Lists available part numbers and items for the VREL valve, including seal kits and assemblies.

Standard Warranty

Customer Support