sewerin VARIOTEC 480 EX - Page 6

II
Contents Page
3.2.14 Device inspection .................................................................38
3.2.15 Gas type CxHy .....................................................................38
3.2.16 Device information ...............................................................39
3.3 Settings ...................................................................................39
3.3.1 Opening Settings ..................................................................39
3.3.2 Settings menu structure .......................................................41
3.3.3 Adjustment ...........................................................................42
3.3.4 System .................................................................................44
3.3.5 Alarms ..................................................................................46
3.3.6 Date/time .............................................................................. 46
3.3.7 Memory ................................................................................46
4 Power supply ......................................................................... 48
4.1 Suitable disposable/rechargeable battery types .....................48
4.2 Operation with rechargeable batteries ....................................49
4.2.1 Charging ...............................................................................49
4.2.2 Rechargeable battery maintenance .....................................50
4.3 Battery alarm ........................................................................... 51
4.4 Replacing disposable/rechargeable batteries .........................51
5 Maintenance ..........................................................................53
5.1 Device inspection ....................................................................53
5.1.1 General information on the device inspection ...................... 53
5.1.1.1 Scope ................................................................................53
5.1.1.2 Frequency .........................................................................54
5.1.1.3 Documentation ..................................................................55
5.1.1.4 Integrated device inspection .............................................55
5.1.1.5 Order .................................................................................56
5.1.1.6 Test gases for the device inspection .................................56
5.1.2 Carrying out the device inspection .......................................58
5.1.2.1 Accessing the device inspection .......................................58
5.1.2.2 Concluding the device inspection......................................59
5.1.3 Testing the general status ....................................................60
5.1.3.1 Housing .............................................................................61
5.1.3.2 Signals ..............................................................................61
5.1.3.3 Probe.................................................................................61
5.1.3.4 Filter ..................................................................................62
5.1.3.5 Pump ................................................................................. 62
5.1.4 Testing indication accuracy with supply of fresh air .............62
5.1.5 Testing indication accuracy with supply of test gas ..............63