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portaflow 220
Micronics portaflow 220 User Manual
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PORTAFLOW 220
Portable Ultrasonic Flowmeter
User Manual
Micronics Ltd
, Knaves Beech Business Centre
, Davies Way, Loudwater,
High Wycombe, Bucks HP10 9QR.
Telephone
: +44 (0)1628 810456
Facsimilie
: +44 (0)1628 531540
E-mail
: sales@micronicsltd.co.uk
www.micronicsflowmeters.
com
2
Table of Contents
Default Chapter
3
Table of Contents
3
1 : General Description
5
Introduction
5
Principles of Operation
6
Supplied Hardware
7
Portaflow 220 Instrument
8
Connectors
8
Keypad
9
Power Supply and Battery Charging
10
Transducers
10
2 : Installation
11
Transducer Positioning
11
Transducer Attachment
12
Preparation
12
Attaching the Guide Rails
12
Fitting the Transducers
13
3 : Operating Procedures
15
Setting-Up the Instrument
16
Using the Instrument for the First Time
16
Enabling/Disabling the Backlight
17
Using the Quick Start Menu
17
Using the System at a Regularly Monitored Location
20
Managing Named Sites
21
Setting up a New Site
22
Changing a Site Name
22
Instrument Calibration
23
Adjusting the Zero Cut-Off
23
Adjusting the Set Zero Flow Offset
23
Adjusting the Calibration Factor
24
Adjusting the Roughness Factor
24
Adjusting the Damping Factor
25
Performing Monitoring Functions
26
How to Measure Totalised Flows (Manually)
26
Configuring the Portaflow 220 Interfaces
27
How to Turn the 4-20Ma Output OFF/ON
27
4-20Ma Signal Calibration and Ranging
27
How to Convert the Measured Current to Flow Rate
28
How to Turn the Pulse Output OFF/ON
29
Pulse Output Signal Calibration
29
4 : Maintenance & Repair
31
5 : Troubleshooting
33
Overview
33
General Troubleshooting Procedure
34
Warning & Status Messages
35
Test Block
37
Microprocessor Reset Facility
38
Diagnostics Display
38
Appendix A: Specification
39
4
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Micronics portaflow 220 Specifications
General
Brand
Micronics
Model
portaflow 220
Category
Measuring Instruments
Language
English
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