5
7.8.2 Erase memory ...................................................................................... 71
7.9 Main menu item “Maintenance” .......................................................................... 72
7.9.1 Set time ................................................................................................ 73
7.9.2 Activate PC-Card .................................................................................. 73
7.9.3 Deactivate PC-Card .............................................................................. 74
7.9.4 Set cumulative counter ......................................................................... 75
7.9.5 Initiate maximum reset.......................................................................... 75
7.9.6 Test display .......................................................................................... 76
7.10 Main menu item “Erase Alarms” ......................................................................... 76
8 Interfaces ................................................................................................................... 77
8.1 General .............................................................................................................. 77
8.1.1 Automatic protocol recognition .............................................................. 77
8.2 Service interface ................................................................................................ 78
8.2.1 Pin allocation of the SUB-D (female) service interface RS232 .............. 78
8.2.2 Connection PC/Laptop ↔ Service interface .......................................... 78
8.3 Data interface Com1 and Com2 ......................................................................... 79
8.3.1 Pin allocation RS232 SUB-D (female) .................................................. 79
8.3.2 Pin allocation RS232 SUB-D (male) ..................................................... 79
8.3.3 Pin allocation RS232 (Com1/X6 at 19”-rack only) ................................. 79
8.3.4 Pin allocation of the M-Bus data interface ............................................. 80
8.3.5 Pin allocation of the fiber-optic connector ............................................. 81
8.3.6 Pin allocation of the 20mA/CS interface (passive) ................................ 82
8.3.7 Pin allocation of the RS485 (2 wires) .................................................... 83
8.3.8 Pin allocation of the RS485 (4 wires) .................................................... 83
9 Modem/Com2 (Optional) ........................................................................................... 84
9.1 PSTN Modem .................................................................................................... 84
9.1.1 Default settings for the integrated modem ............................................ 84
9.1.2 Pin allocation of the modem interface ................................................... 85
9.2 ISDN Modem ..................................................................................................... 86
9.2.1 Default settings ..................................................................................... 86
9.2.2 Pin allocation ........................................................................................ 86
9.3 LAN/Ethernet connection ................................................................................... 87
9.3.1 Default settings ..................................................................................... 87
9.3.2 Pin allocation ........................................................................................ 87
10 DCF77 Receiver (Optional) ....................................................................................... 88
10.1 Function ............................................................................................................. 88
10.2 Setting the parameters for the receiver module .................................................. 88
10.3 Commissioning .................................................................................................. 89
10.3.1 Connection ........................................................................................... 89
10.3.2 Alignment of the receiver module ......................................................... 89
11 PC-Card ...................................................................................................................... 90
11.1 Permitted PC-Card's .......................................................................................... 90
11.2 Treatment advice for PC-Cards .......................................................................... 90
11.3 Inserting a PC-Card ........................................................................................... 91
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