Inhaltsverzeichnis - Crowcon IRmax Installations-, Bedienungs- Und Wartungsanleitung

Contents
Concept and safety .......................................................................................1
IRmax concept ......................................................................................1
Safety information..................................................................................1
Product overview....................................................................................2
1. Introduction ...............................................................................................3
1.1 General ............................................................................................3
1.2 Product description ...........................................................................3
2. Installation .................................................................................................5
WARNING ..............................................................................................5
2.1 Location ...........................................................................................5
2.2 Mounting .........................................................................................6
2.3 Cabling directly to IRmax ...............................................................6
2.3.1 Terminal designation ................................................................7
2.3.2 Installing IRmax using a mounting bracket .............................7
2.4 Installing using a spigot gland and auxiliary junction box .................8
2.4.1 To fit IRmax to an auxiliary junction box: ................................9
2.5 Cabling requirement ........................................................................9
2.6 Connections and settings ...............................................................10
3. Operation ................................................................................................ 11
3.1 Commissioning procedure .............................................................. 11
3.2 Routine maintenance .....................................................................12
3.3 Changing gas types .......................................................................12
3.4 Relative responses of gas types ......................................................13
4. Specification ............................................................................................14
5. Accessories and spare parts .....................................................................15
6. Fault finding ...........................................................................................16
6.1 Errors signalled by LED ...................................................................16
7. RS485 Modbus configuration ...................................................................17
7.1 General ...........................................................................................17
7.2 Wiring topology ..............................................................................18
7.2.1 Star connection ......................................................................18
7.2.2 Linear bus connection ............................................................18
7.3 Cabling requirements ......................................................................19
7.3.1 Calculating the minimum level of power required .................19
7.3.2 Sample calculation .................................................................19
Warranty .....................................................................................................20