Xylem FLYGT APP 412

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7 Maintenance............................................................................................................ 24

7.1 Preventive maintenance................................................................................. 24

7.2 Change the battery......................................................................................... 24

8 Troubleshooting......................................................................................................26

8.1 The unit does not work................................................................................... 26

9 Technical Reference................................................................................................27

9.1 Dimensions.......................................................................................................27

9.2 Environmental requirements......................................................................... 27

9.3 IP rating.............................................................................................................27

9.4 Electrical data...................................................................................................28

9.5 RTC battery.......................................................................................................28

9.6 Terminals.......................................................................................................... 28

Table of Contents

2 APP 412 Installation, Operation, and Maintenance manual

Xylem FLYGT APP 412 - Page 4