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Sentry Sample Sentry II Low Pressure User Manual

Sentry Sample Sentry II Low Pressure
45 pages
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Original Instructions
Installation, Operation
&Maintenance Manual
Sentry Sample Sentry II
Sample Conditioning Automation
S-SW-IOM-00269-20 05-21
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Sentry Sample Sentry II Low Pressure Specifications

General IconGeneral
BrandSentry
ModelSample Sentry II Low Pressure
CategorySamplers
LanguageEnglish

Summary

Safety Information

Use of Hazard Information

Explains signal words for hazard identification.

Definitions of Hazard Terms

Defines hazard terms like DANGER, WARNING, CAUTION, NOTICE.

General Safety Precautions

Product Selection, Installation, and Use

User responsibility for product selection, maintenance, and intended use.

Potential Equipment Hazards

Highlights hazards like hot surfaces and high pressures.

Specifications

Applications and Models

Describes product purpose and available LP/HP models.

Flow and Pressure Measurements

Details flow control range/accuracy and pressure measurement specs.

Temperature Measurements and Ratings

Specifies temperature measurement ranges and alarm contact ratings.

Power, Compressed Air, and Dimensions

Lists power input, compressed air needs, and unit dimensions.

General Description

Flow Control Importance

Explains why constant flow is vital for sample quality.

System Automation Overview

Describes automated flow control using PRV and sensors.

Operation

Description of Controls

Explains controller buttons: MENU, ENTER, ESC, Arrow keys.

Screen Descriptions

Screen Navigation

Illustrates the controller menu structure and navigation paths.

Operation Screen

System States and Modes

Details operational states (Start, Blowdown, Sample, Stop) and modes.

Alarm Screen

Alarm Handling and Resetting

Explains alarm display and reset procedures, focusing on High Temperature Alarm.

Motor Diagnostics

Motor Alarm and Troubleshooting

Describes motor alarm causes and troubleshooting steps.

Main Menu

Menu Navigation and Access

Guides through main menu access and password entry.

Display Intensity

Adjusting Brightness

Describes how to adjust the display intensity using arrow keys.

Setup

Setup Configuration Navigation

Details navigation and configuration options within the setup menu.

Flow Rates

Flow Rate Settings

Configures blowdown, sample, and shutdown flow rates.

Blowdown Time

Setting Duration

Sets the duration for the blowdown state.

Continued Setup

Continued Setup Options

Covers additional setup parameters.

Pressures

Pressure Setpoints

Configures startup and shutdown pressure thresholds.

PRV Settings

PRV Configuration and Calibration

Explains PRV type, start position, and recalibration procedures.

Clean

Auto Cleaning Frequency

Sets the frequency for automatic VREL valve cleaning.

Continued Setup (Screen 2)

Continued Setup Navigation

Guides through second set of setup options including Alarms, Units, Options.

Alarm Setup

Alarm Configuration

Configures alarm conditions like Outlet Temperature and Low Flow.

Units

Unit Selection

Allows switching between English and SI units.

Options

Measurement Options

Enables or disables optional measurement inputs.

MODBUS

MODBUS Communication Setup

Configures MODBUS address and BAUD rate for system communication.

PID

PID Parameter Adjustment

PID parameters are password protected and require Sentry assistance for tuning.

Analog Inputs

Analog Input Calibration and Setup

Accesses calibration and setup for analog inputs.

Installation

Unpacking and Mounting

Covers inspecting the unit and mounting it to a wall.

System Connections

Details the required connections for water, sample, drain, and air.

Electrical Connections

Power Connection and Wiring

Describes power supply requirements and electrical connection safety.

Startup

Startup Procedure

Step-by-step guide for powering up and initializing the system.

Maintenance

Sample Cooler Maintenance

Discusses descaling and disassembly of the sample cooler.

VREL/Needle Valve

Blockage Clearing and Maintenance

Covers VREL/Needle valve blockages and inlet isolation valve packing.

Backpressure Regulating/Relief Valve

Diaphragm Serviceability

Notes that only the diaphragm is serviceable for the BPR/RV.

Sample Valve (SV-2)

Particulate Blockage

Explains how particulates can lodge in the sample valve plunger.

Sample Shutoff Valve (V-1)

Packing Replacement

Describes replacing the packing in the sample shutoff valve.

Flow Meter (FE/FT-1)

Transmitter Installation Care

Emphasizes care during flow transmitter removal and installation to prevent tube damage.

PRV Coupling Installation

High Pressure (VREL) Coupling Installation

Step-by-step guide for installing the VREL coupling.

Low Pressure (Needle Valve) Coupling Installation

Step-by-step guide for installing the Needle Valve coupling.

Controller

Fuse Replacement and Disassembly

Details fuse replacement and general controller disassembly procedures.

Analog Input Calibration

Analog Input Calibration Procedure

Detailed steps for calibrating analog input channels.

Flow Meter Calibration

Flow Meter Calibration Assistance

Advises consulting the factory for flow meter calibration.

Factory Settings

Factory Settings Reference

Lists default configuration values for various parameters.

Troubleshooting Guide

Troubleshooting Common Issues

Provides solutions for elevated temperature, reduced flow, leaks, and motor alarms.

PRV Shaft Troubleshooting

Addresses issues with a PRV shaft that will not turn.

Spare Parts List

Spare Parts Identification

Lists spare parts with descriptions and Sentry P/N for ordering.

Controller and Components

Controller Component Identification

Lists P/N for controller, CPU board, output board, and display board.

Standard Warranty

Warranty Period Details

Outlines warranty periods for Sentry and Waters Equipment products.

Customer Support

Support Services Overview

Lists customer support services including technical, installation, and field service.

Appendix A - MODBUS

MODBUS Setup and Registers

Explains MODBUS setup and lists communication registers.

MODBUS Register Functions

MODBUS Register Functions

Details specific MODBUS register functions like State and Remote Control.