Bronkhorst LIQUI-FLOW mini (till 01-07-2013) User Manual
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Table of contents
1
SCOPE OF THIS MANUAL............................................................................................................................... 5
1.1 Introduction..........................................................................................................................................................5
1.2
References to other applicable documents..........................................................................................................5
2 STARTING
UP ................................................................................................................................................ 6
2.1 Check
properties ..................................................................................................................................................6
2.2
Rated pressure test inspection.............................................................................................................................6
2.3 Check
piping .........................................................................................................................................................6
2.4 Install
system........................................................................................................................................................6
2.5
Leak check ............................................................................................................................................................7
2.6 Electrical
connection ............................................................................................................................................7
2.7
Analog / digital operation.....................................................................................................................................7
2.8 Multi-functional
switch operation........................................................................................................................8
2.9 Purging .................................................................................................................................................................8
2.10
Zeroing..................................................................................................................................................................9
2.11 Calibration ............................................................................................................................................................9
2.12 Supply
pressure ....................................................................................................................................................9
2.13 Product
description ..............................................................................................................................................10
2.14 Measuring
principle..............................................................................................................................................10
2.15 Model
key.............................................................................................................................................................11
3 BASIC
OPERATION ........................................................................................................................................ 12
3.1 General .................................................................................................................................................................12
3.2 Analog
operation..................................................................................................................................................12
3.3
Manual interface: micro-switch and LED’s ...........................................................................................................12
3.4
Basic RS232 FLOW-BUS operation........................................................................................................................12
3.5
Basic parameters and properties .........................................................................................................................13
3.5.1 Introduction..........................................................................................................................................................13
3.5.2 Basic
parameters ..................................................................................................................................................14
4 ADVANCED
OPERATION................................................................................................................................ 15
4.1
Reading and changing instrument parameters ....................................................................................................15
4.1.1 Introduction..........................................................................................................................................................15
4.1.2 Identification ........................................................................................................................................................15
4.1.3 Fluid
information..................................................................................................................................................16
4.1.4 Auto
zeroing .........................................................................................................................................................16
4.1.5
Changing default control mode............................................................................................................................17
4.1.6 Display
filter..........................................................................................................................................................17
4.1.7
Disabling micro switch..........................................................................................................................................18
4.2
Using mass flow meters on different fluids or under different conditions ..........................................................18
4.2.1
Stored calibration fluids .......................................................................................................................................18
4.2.2
Conversion factor calculation using Fluidat software ..........................................................................................18
5
TROUBLESHOOTING AND SERVICE ................................................................................................................ 19
5.1 General .................................................................................................................................................................19
5.2 LED
indication.......................................................................................................................................................19
5.3 Troubleshooting
summary general ......................................................................................................................19
5.4 Service ..................................................................................................................................................................20
6
REMOVAL AND RETURN INSTRUCTIONS ....................................................................................................... 21