Shaw SDH-PSS Instruction Manual

Portable sample system for sdhmini dewpoint meters

Hide thumbs

Table Of Contents

Table of Contents

Quick Links

Download this manual

Portable Sample System

For SDHmini Dewpoint Meters

Instruction Manual

Issue 1

Table of Contents

Need help?

Do you have a question about the SDH-PSS and is the answer not in the manual?

Questions and answers

Summary of Contents for Shaw SDH-PSS

Page 1 Portable Sample System For SDHmini Dewpoint Meters Instruction Manual Issue 1...
Page 2: Table Of Contents
Contents Introduction ................3 1.1 Unpacking Your Shaw Moisture Meters SDH-PSS ......3 1.2 General Description ................3 1.3 General Arrangement Example ............4 Safety Information ..............5 2.1 Explanation of Prohibition, Warning and Note Symbols Used ..5 2.2 Pressure Exposure ................5 Quick Start Guide - Normal Operation .........
Page 3: Introduction
Sample System (SDH-PSS) Please examine the SDHmini Portable Sample System package for any damage or mishandling. If any damage is evident please notify the carrier and the Shaw Moisture Meters representative from where the unit was purchased. You should have received (if ordered): ●...
Page 4: General Arrangement Example
Hand and Adjustable Shoulder Straps Optional Instrument Pressure Attachment Fittings Regulator or Needle Valve Choice of Integrated Inlet Connections Flow Indicator Stainless Steel Chassis Adjustable Secure Flap Latch * Example shown is a SDH-PSS - R - F - Q - H...
Page 5: Safety Information
2 Safety Information It is the responsibility of the user to ascertain the suitability of the SDHmini Portable Sample System (SDH-PSS) for use in hazardous areas. 2.1 Explanation of Prohibition, Warning and Note Symbols Used Local health and safety regulations should be observed as should the safety critical prohibitions, warnings and notes highlighted in this instruction manual.
Page 6: Quick Start Guide - Normal Operation
3 Quick Start Guide - Normal Operation Below is a general guide to get started but first ensure that the SDHmini Portable Sample System (SDH-PSS) is located on a flat level and non-slip, safe surface close to the sample point (gas source).
Page 7: Connecting A Sample Line
When the filter unit is fitted, repeat the above procedure with the white filter cloth. For technical help please contact Shaw Moisture Meters. If no contaminants are seen on the white filter...
Page 8: Purging The Instrument Before Taking A Sample
4 Purging the Instrument Before Taking a Sample It is advisable to carry out an initial purge of the sample loop before connecting the instrument in order to avoid the possibility of sensor damage on start up. Ensure all pipework is connected and leak tight and that the head is down on the SDHmini.
Page 9 After purging for a minimum of two minutes, place a finger over the vent on the flow indicator until the desiccant head on the instrument is fully raised (Fig. 14). DO NOT pull the Fig. 14 head up (Fig. 15) Fig.
Page 10: Disconnection - Follow This Procedure Exactly
5 Disconnection - Follow This Procedure Exactly DO NOT Do not disconnect any connections whilst the isolation valve at the gas/air source is still open. Doing so could cause serious injury to the operator and persons near by. DO NOT Do not turn off the pressure regulator or needle valve at this stage.
Page 11: Filter Replacement (If Fitted)
6 Filter Replacement (if fitted) WARNING Before disassembling the filter unit (if fitted) the user must follow the de-pressurisation procedure - see section 4. Using a 19 mm (¾”) spanner/wrench, carefully loosen the filter housing anti-clockwise (Fig. 21) to gain access to the filter cartridge. Unscrew the filter cartridge retaining cap and replace the filter as necessary.
Page 12: Gases To Avoid
Shaw Moisture Meters or an authorised distributor. Any unauthorised alteration or misuse may invalidate the instrument warranty. Note: Please retain the original equipment packaging so the SDHmini Portable Sample System can be returned to Shaw Moisture Meters or your authorised distributor if required.
Page 13: Instrument Schematic
11 Instrument Schematic Front View Side View NOTE: Instrument is for illustration purposes only and not supplied with the SDHmini Portable Sample System.
Page 14: Dimensions
12 Dimensions 13 Specifications • Chassis 304 stainless steel • Internal Pipework 316 stainless steel • Internal Fittings 316 stainless steel • Inlet Fittings Choice of quick connect ¼”, ⅛” or 6 mm compression fittings • Flow Indicator Up to 10 litres per minute •...
Page 15 SDHmini Portable Sample System Instruction Manual Iss1 © SHAW MOISTURE METERS UK (LTD) 2019 Shaw Moisture Meters (UK) Ltd. Len Shaw Building Bolton Lane Bradford BD2 1AF England t. +44 (0)1274 733582 f. +44 (0)1274 370151 e. mail@shawmeters.com www.shawmeters.com...