Summary of Contents for SIGNAL INSTRUMENT 320
- Page 1 MODEL 320 HEATED NON-METHANE HYDROCARBON CUTTER OPERATING MANUAL The Signal Instrument Company Limited 12 Doman Road, Camberley Surrey, GU15 3DF England Tel: +44 (0) 1276 682841 Fax: +44 (0) 1276 691302 Part Number 320/MAN...
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Page 2: Document History
Model 320 Document History DOCUMENT HISTORY ISSUE AMENDMENT DATE 1.00 First Issue 04/05 1.01 ECN2008 11/06 1.10 ECN2015 01/07 1.20 ECN2145 09/10 1.30 ECN2732 03/22... -
Page 3: Table Of Contents
Model 320 Contents CONTENTS DOCUMENT HISTORY CONTENTS INTRODUCTION SPECIFICATION INSTALLATION PLUMBING ELECTRICAL SET-UP METHANE CONCENTRATION CALCULATION OPERATION TEMPERATURE CONTROL Power On Viewing and Setting Parameters How to Input Set-Point Value (SV) PARAMETER LIST GAS PATH CONTROL... -
Page 4: Introduction
Non-Methane Hydrocarbon content of a sample, leaving just Methane to be measured on the THC Analyser. For ease of operation, the Model 320 Cutter is designed with a heated gas switch to select the desired gas path: CH or THC. -
Page 5: Specification
Model 320 Specification SPECIFICATION • Converter Chamber Fully Heated • Wetted Materials 316 Stainless Steel Catalyst PEEK • Gas Connections ¼” Stainless Steel • Gas Change Over Valve Heated Ball Valve • Chamber Temperature Fully Adjustable • Temperature Control Accurate PID Controlled •... -
Page 6: Installation
Analyser (for lengths up to 1 metre), or Signal Heated Sample Line (for lengths greater than 1 metre). ELECTRICAL The Model 320 Cutter should only be supplied with its stated voltage from a stable and reliable electricity source (e.g. UK mains). Using incorrect voltage may void warranty. -
Page 7: Set-Up
Model 320 Installation Set-Up The Signal Model 320 Cutter must be set-up correctly before use. The set-up procedure must be followed before usage for optimum performance. Once the Model 320 has been correctly installed, follow the instructions below to ensure that greater than 98% of the Propane is removed from the sample. -
Page 8: Operation
Model 320 Gas Path Control OPERATION TEMPERATURE CONTROL The temperature of the Cutter must be set and allowed to stabilise fully before use. Temperature Controller Front Panel... -
Page 9: Power On
Model 320 Operation Power On The unit has three modes, Operation, Operation control and Channel selection mode. Viewing and Setting Parameters At power up, the controller will be in the operational mode — process variable (PV) will be displayed. NOTE: PV is the temperature of the Cutter and it is not programmable. -
Page 10: Parameter List
Model 320 Operation PARAMETER LIST... -
Page 11: Gas Path Control
Model 320 Operation GAS PATH CONTROL With the Model 320 Cutter correctly installed and set up, the gas output path from the Cutter can be switched directly between Methane-only (CH ) output, and Total Hydrocarbon (THC) output. Rotate the valve control knob on the front panel through 180, as illustrated...
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