Contents
HON 380 gas pressure regulator with HON 673/674 controller 2
Contents
1 General considerations 4
1.1 About this user manual 4
1.2 About the safety notices 5
2 Description 7
2.1 Intended use 7
2.2 Device models 8
2.3 Labels/Markings 9
2.4 Identifying the device 10
2.5 Physical design and operation 11
2.6 Technical specifications 15
3 Safety 19
3.1 Basic safety rules 19
3.2 Requirements concerning the workforce, personal protective gear, workplaces 20
4 Basics for installing the device in a pipe 23
4.1 Installation example 23
4.2 Meter run characteristics 24
4.3 Operating and measuring lines 26
5 Transport and installation 27
5.1 Transporting the gas pressure regulator 27
5.2 Installing the gas pressure regulator 28
5.3 Installing the device connections 30
5.4 Checking the system for leaks 31
6 Adjusting the settings of the device 33
6.1 Adjusting the regulator unit setpoint 33
6.2 Adjusting the throttle valve on the measuring line of the regulator unit 36
7 Malfunctions 37
7.1 Malfunctions 37
8 Maintenance 39
8.1 Maintenance schedule 39
8.2 Preparing for the maintenance 40
8.3 Starting maintenance 41
8.4 Removing the regulator unit 43
8.5 Dismounting the controller 45
8.6 Performing maintenance on regulator unit 47
8.6.1 Performing maintenance on regulator unit RE1 47
8.6.2 Performing maintenance on regulator unit RE2 52
8.6.3 Performing maintenance on regulator unit RE0 57
8.7 Installing the regulator unit 61
8.8 Maintaining the monitoring device 62
8.9 Installing the controller 62
8.10 Completing the maintenance 63
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