Xylem Flygt FGC 421 User Manual

Table of Contents
1 Introduction and Safety............................................................................................ 4
1.1 Introduction........................................................................................................4
1.2 Safety terminology and symbols..................................................................... 4
1.3 User safety.......................................................................................................... 5
1.4 End of life product disposal............................................................................. 6
1.5 Spare parts......................................................................................................... 7
1.6 Warranty..............................................................................................................7
1.7 Support............................................................................................................... 7
2 Transportation and Storage.....................................................................................8
2.1 Inspect the delivery........................................................................................... 8
2.2 Storage guidelines............................................................................................ 8
3 Product Description.................................................................................................. 9
3.1 Product design...................................................................................................9
3.1.1 Versions.......................................................................................................9
3.1.2 Approvals................................................................................................. 10
3.1.3 Parts...........................................................................................................10
3.1.4 The data plate.......................................................................................... 10
4 System Description................................................................................................. 11
4.1 Overview...........................................................................................................11
5 Function Description.............................................................................................. 12
5.1 Overview...........................................................................................................12
5.2 Level monitoring..............................................................................................12
5.2.1 Pressure sensor........................................................................................13
5.2.2 Open Bell..................................................................................................13
5.2.3 Float switches...........................................................................................13
5.3 Pump control....................................................................................................14
5.4 Profiles.............................................................................................................. 15
5.5 Alarms............................................................................................................... 15
5.5.1 Alarm lamp and buzzer...........................................................................15
5.5.2 Relay output............................................................................................. 15
5.5.3 Alarm reset and silencing.......................................................................16
5.6 Running data and history data.......................................................................16
6 Mechanical Installation...........................................................................................17
6.1 Do not install in an explosive zone................................................................17
6.2 Install the controller.........................................................................................17
Table of Contents
Flygt FGC 400 Installation, Operation, and Maintenance 1

Xylem Flygt FGC 421 Specifications

General

Brand	Xylem
Model	Flygt FGC 421
Category	Controller
Language	English