202D-M-V3.1
CONTENTS
1. Introduction 1
1.1 Model Number Designation 3
1.2 Intrinsic Safety Approvals 4
2. Specification 6
3. Operation 8
3.1 Display 8
3.2 Test Mode 9
3.3 Filtering 10
3.4 Calculation of Rate and Total 12
3.5 Total Conversion 13
3.6 Frequency Cutoff 13
3.7 Linearisation 14
4. Programming 15
4.1 Program Steps 16
5. Example 19
6. Versions 20
6.1 Battery Powered Version 21
6.2 DC Power Version 22
6.3 Relay and 4-20mA Output Version 24
7. Flowmeter Input 26
8. Intrinsic Safety Connections 31
8.1 Coils 31
8.2 Simple Apparatus 32
8.3 Namur Proximity Switches 32
8.4 4-20mA Output 34
8.5 Alarm Outputs 36
9. Installation 38
9.1 Wall Mounting 38
9.2 Panel Mount Version 39
9.3 Removing the Front Panel 40
9.4 The Main Electronics 42
9.5 Wiring 43
9.6 Maintenance 43
9.7 Terminal Designations 44
Index
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