Owner manual

Content
1. General ............................................5
1.1 Application in thermal plants ..............................6
2. Safety hints ..........................................7
2.1 MAINTENANCE, REPAIR AND MODIFICATION ....................8
2.2 Cleaning .........................................8
2.3 Spare parts .......................................8
3. Mounting ...........................................9
3.1 Connectors .......................................10
4. Electrical connections ..................................11
4.1 Connecting diagram ..................................11
4.2 Terminal connections .................................11
4.3 Connecting diagram ..................................13
4.4 Connection examples .................................14
4.5 Hints for installation ..................................15
4.5.1 cULus approval .................................15
5. Operation ..........................................16
5.1 Front view .......................................16
5.2 Operating structure ..................................17
5.3 Behaviour after supply voltage switch-on.......................17
5.4 Displays in the operating level ............................18
5.4.1 Display line 1 ..................................18
5.4.2 Display line 2 ..................................18
5.4.3 Switch-over with the enter-key ........................18
5.5 Extended operating level ...............................19
5.6 Special change-over functions.............................20
5.6.1 Automatic / manual switch-over........................20
5.6.2 ProG - start programmer ............................20
5.6.3 Func - switching function ...........................20
5.7 Selecting the units ...................................21
6. Functions ..........................................22
6.1 Linearization ......................................22
6.2 Input scaling ......................................23
6.2.1 Input fail detection ...............................24
6.2.2 Two-wire measurement ............................24
6.3 Filter ..........................................25
6.4 Substitue value for inputs ...............................25
6.5 Input forcing ......................................25
6.6 O
2 measurement (optional) ..............................25
6.7 Limit value processing .................................27
6.7.1 Input value monitoring .............................27
6.7.2 Heating-current alarm .............................28
6.7.3 Loop-alarm ...................................29
6.7.4 Monitoring the number of operating hours and switching cycles ......29
6.8 Analog output (optional) ................................30
6.8.1 Analog output .................................30
6.8.2 Logic output ..................................31
6.8.3 Transmitter power supply ...........................31