6.6.2 Installing firmware update ....................................................................................................................146
6.6.2.1 Update for controller with 8-pole DIP switch ........................................................................................147
6.6.2.2 Update for controller with 9-pole DIP switch ........................................................................................151
6.6.3 Rectification of driver problems ............................................................................................................154
7 Pin and Terminal Assignments of UA 4xx E ....................................................................................156
7.1 Terminal diagram................................................................................................................................156
7.2 Terminal assignment of the 230 V AC power supply ......................................................................159
7.3 Terminal assignment of the 230 V AC relay outputs.......................................................................160
7.4 Mode of operation of the relay and transistor outputs...................................................................162
7.5 Terminal assignment of the 230 V AC digital inputs.......................................................................164
7.6 Terminal assignment of the 0..10 V analogue outputs ...................................................................166
7.7 Terminal assignment of the CAN bus terminals..............................................................................167
7.8 Terminal assignment of the 24 V DC transistor outputs ................................................................168
7.9 Terminal assignment of the DISPLAY interface...............................................................................169
7.10 Terminal assignment of the 4..20 mA analogue inputs...................................................................170
7.11 Terminal assignment of the analogue inputs for temperature sensors........................................171
7.11.1 Explanations for sensor positioning......................................................................................................173
7.11.2 Sensor identification .............................................................................................................................173
7.12 Assignment of the USB port .............................................................................................................174
7.13 Wiring of the master-slave function for defrost synchronisation .................................................175
8 Operation UA 4xx E ............................................................................................................................176
8.1 Operation possibilities.......................................................................................................................176
8.2 Local operation with a BT 300 x operator interface........................................................................177
8.2.1 Lock-down of the setpoint change........................................................................................................178
8.3 Remote control via a terminal ...........................................................................................................179
8.3.1 Menus and operating screens..............................................................................................................180
8.3.2 Calling the controller menu via remote control.....................................................................................183
8.3.2.1 System Centre......................................................................................................................................183
8.3.2.2 Store computer CI 3x00 / operator terminal AL 300 .............................................................................184
8.3.3 Deactivating the input lock-down..........................................................................................................185
8.3.3.1 System centre CI 4x00.. .......................................................................................................................185
8.3.3.2 Store computer CI 3x00 / operator terminal AL 300 .............................................................................185
8.3.4 Activating service mode .......................................................................................................................186
8.3.4.1 System centre Service-Mode ...............................................................................................................186
8.3.4.2 Store computer CI 3x00 - Service-Mode..............................................................................................186
9 Menu Structure UA 4xx E...................................................................................................................187
9.1 Controller type UA 121 E - menu tree...............................................................................................187
9.1.1 Main menu UA 121 E ...........................................................................................................................190
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