KRAL BEM 300 Series, Operating Instructions Manual

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2 OIE 15en Edition 2019-12 HW 2.0/SW 2.0 Operating Instructions
Table of Contents
KRAL Electronics – BEM 300 Series
About this document
□
Target groups 4
□
Symbols 4
□
Danger levels 5
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Further applicable documents 5
□
Safety instructions 5
Function description
□
Volume measurement 6
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Mass calculation 6
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Averaging 6
□
Flow direction detection 6
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Electronic evaluation 7
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Bus connection 7
□
Applications of the KRAL electronic unit 8
▪
Single-line measurement 8
▪
Differential measurement 9
Transportation, storage and maintenance
□
Unpacking and checking
the state of delivery
10
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Transportation 10
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Storage 10
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Disposal 10
▪
Safety instruction for disposal 10
▪
Disposing of the electronic unit 10
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Maintenance 10
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Cleaning 10
Installation and removal
□
Safety instructions on installation,
removal and connection
11
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Installation 11
▪
Dimensions 11
▪
Scope of delivery 11
▪
Installation in the control cabinet 12
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Wall mounting 13
▪
Pipe mounting / mounting on volumeter 13
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Removal 14
▪
Removing the electronic unit
from the control cabinet
14
▪
Removing the electronic unit
from the wall
14
▪
Removing the electronic unit
from the pipe/volumeter
14
Electrical connection
□
Terminal panel of the electronic unit 15
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Technical data of connections 16
▪
Power supply 16
▪
Tension spring terminals 16
▪
Pulse inputs 16
▪
Analog, pulse and relay outputs 16
▪
Analog input display background
illumination
17
▪
Display 17
▪
Modbus interface 17
▪
Ambient conditions 18
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Connection assignments 19
▪
Pick ups 19
▪
Analog outputs 19
▪
Pulse outputs 19
▪
Power supply 24 V DC 19
▪
Serial interface 19
▪
Analog input background illumination 20
□
Connecting cables 20
▪
Safety instructions for electrical
installation
20
▪
Connecting cables to the tension
spring terminals
21
▪
Connecting the sensors 22
▪
Connecting analog and pulse outputs 22
▪
Connecting the power supply 22
Commissioning
□
Safety instructions for commissioning 23
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Checking the electronic unit 23
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Taking the electronic unit out of operation 23
Operation of the basic functions
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Key assignment 24
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Operation at a glance 25
▪
General operating steps 25
▪
Operating the basic functions 26
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Abbreviations, quantities and units 27
▪
Abbreviations used 27
▪
Quantities and units 27
▪
Pulse signals 27
Menu description
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Menu structure 28
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Start 29
▪
Start message 29
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Shortcut pages 29
▪
1.07 Language selection 29
▪
1.12 Help operation 29
▪
Menu 7: Alarms 29
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Menu 1: Display 29
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1.01 Volumeter A 29
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1.02 Volumeter A Total with resetting 29
▪
1.03 Reset collective error message 30
▪
1.04 Information 30
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1.05 Setting display brightness 30
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1.06 Setting display contrast 30
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1.07 Setting select language 30