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VD (E3.1) 10/2020 page 4/179
9.2
MB2 controller ................................................................................................................................... 68
9.2.1 User management, authorization levels and password protection ......................................... 68
9.2.2 Log in ...................................................................................................................................... 71
9.2.3 Log out .................................................................................................................................... 72
9.2.4 User change ............................................................................................................................ 72
9.2.5 Password assignment and password change ........................................................................ 73
9.2.5.1 Password change ............................................................................................................ 73
9.2.5.2 Deleting the password for an individual authorization level ............................................ 75
9.2.5.3 New password assignment for “service” or “admin” authorization level when the
password function was deactivated .................................................................................................. 76
9.2.6 Activation code ........................................................................................................................ 77
10. GENERAL CONTROLLER SETTINGS AND INFORMATION ............................. 78
10.1 RD4 controller ................................................................................................................................... 78
10.1.1 Selecting the controller’s menu language ............................................................................... 78
10.1.2 Selecting the temperature unit ................................................................................................ 78
10.1.3 Setting the current date........................................................................................................... 79
10.1.4 Setting the current time ........................................................................................................... 80
10.1.5 Function “Language selection at restart” ................................................................................ 80
10.1.6 Setting the chamber address .................................................................................................. 81
10.1.7 Display brightness ................................................................................................................... 81
10.1.8 Display of the inner chamber temperature and the heating temperature ............................... 81
10.2 MB2 controller ................................................................................................................................... 82
10.2.1 Selecting the controller’s menu language ............................................................................... 82
10.2.2 Setting date and time .............................................................................................................. 82
10.2.3 Selecting the temperature unit ................................................................................................ 84
10.2.4 Display configuration............................................................................................................... 84
10.2.4.1 Adapting the display parameters ..................................................................................... 84
10.2.4.2 Touchscreen calibration .................................................................................................. 85
10.2.5 Event list ................................................................................................................................. 86
10.2.6 Service contact page .............................................................................................................. 86
10.2.7 Current operating parameters ................................................................................................. 87
10.2.8 Technical chamber information ............................................................................................... 87
11. TEMPERATURE SAFETY DEVICES ................................................................... 88
11.1 Over temperature protective device class 2 (thermal switch) ........................................................... 88
11.2 Overtemperature safety controller class 2 ........................................................................................ 88
11.2.1 Safety controller mode ............................................................................................................ 88
11.2.2 Setting the safety controller .................................................................................................... 89
11.2.2.1 RD4 controller: Setting the safety controller mode .......................................................... 89
11.2.2.2 RD4 controller: Setting the safety controller value .......................................................... 89
11.2.2.3 MB2 controller ................................................................................................................. 90
11.2.3 Message and measures in the state of alarm ......................................................................... 91
11.2.3.1 RD4 controller .................................................................................................................. 91
11.2.3.2 MB2 controller ................................................................................................................. 91
11.2.4 Function check ........................................................................................................................ 92
12. TOLERANCE RANGE SETTINGS ....................................................................... 92
12.1 RD4 controller ................................................................................................................................... 92
12.1.1 Setting the delay time for temperature tolerance range alarm ............................................... 92
12.1.2 Setting the temperature tolerance range ................................................................................ 92
12.1.3 Setting the delay time for pressure tolerance range alarm ..................................................... 93
12.1.4 Setting the pressure tolerance range ...................................................................................... 93
12.1.5 State of alarm .......................................................................................................................... 93
12.2 MB2 controller ................................................................................................................................... 94
12.2.1 Setting the alarm delay times and the tolerance ranges ........................................................ 94
12.2.2 Alarm condition ....................................................................................................................... 94
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