Contents
Chapter 1 Start Here… ......................................................................................................................................... 1
About this Manual ................................................................................................................................................... 1
About the FlowCERT LITE ..................................................................................................................................... 2
Functional Description ............................................................................................................................................ 3
Product Specification .............................................................................................................................................. 4
EC DECLARATION OF CONFORMITY .......................................................................................................... 6
Chapter 2 Installation............................................................................................................................................ 7
Power Supply Requirements .................................................................................................................................. 7
Safety Symbols ........................................................................................................................................................ 7
Location ................................................................................................................................................................... 8
Dimensions .............................................................................................................................................................. 9
Terminal Connection Details ................................................................................................................................ 11
Voltage Selector and Fuse Location ..................................................................................................................... 15
Preparation for Operation ...................................................................................................................................... 16
Maintenance .......................................................................................................................................................... 17
Chapter 3 How To Use Your FlowCERT LITE ................................................................................................ 18
Operating the Controls .......................................................................................................................................... 18
Display ........................................................................................................................................................... 18
Run Mode ...................................................................................................................................................... 19
Program Mode .............................................................................................................................................. 19
How to Access Program Mode ............................................................................................................................. 20
Wall and Fascia mount ................................................................................................................................. 20
Test Mode .............................................................................................................................................................. 25
Using the RS232 Serial Interface.......................................................................................................................... 26
Parameter Defaults ................................................................................................................................................ 28
Factory Defaults ............................................................................................................................................ 28
Chapter 4 Quick Setup Guide ............................................................................................................................ 30
Quick Setup Menu................................................................................................................................................. 33
Exponential Devices .............................................................................................................................................. 37
Point of Measurement ................................................................................................................................... 38
Calculations ................................................................................................................................................... 40
Example 1 ‘V’ Notch Weir......................................................................................................................... 42
BS3680 Flumes ..................................................................................................................................................... 44
Point of Measurement ................................................................................................................................... 44
Calculations ................................................................................................................................................... 45
Example 2 BS3680 U-Throated Flume ...................................................................................................... 47
BS3680 Thin Plate Weirs...................................................................................................................................... 49
Point of Measurement ................................................................................................................................... 49
Calculations ................................................................................................................................................... 49
Example 3 BS3680 Rectangular Weir ........................................................................................................ 51
BS3680 Rectangular Broad Crested Weir ........................................................................................................... 53
Point of Measurement ................................................................................................................................... 53
Calculations ................................................................................................................................................... 53
Special Devices ..................................................................................................................................................... 55
Point of Measurement ................................................................................................................................... 55
Calculations ................................................................................................................................................... 56
Universal Calculations .......................................................................................................................................... 57
Point of Measurement ................................................................................................................................... 57
Calculations ................................................................................................................................................... 57
Chapter 5 Parameter Guide .................................................................................................................................. 58