Yokogawa 202 Field Mounting Rate Totalizer - Manual (Page 3)

CONTENTS
1. Introduction 1
1.1 Model Number Designation 3
1.2 Intrinsic Safety Considerations 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 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 Alarm Outputs 35