Memmert TTC 256 Temperature test chamber (Generation 2003) - Manual (Page 5)

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Content
5.6 Basic operating information ..............................................................................................27
5.6.1 Switching appliance on and off ..................................................................................27
5.6.2 Operating panel/ controller .........................................................................................28
5.6.3 Basic operation ............................................................................................................29
5.6.4 Setting parameters ...................................................................................................... 29
5.7 Operating modes ...............................................................................................................29
5.8 Operating mode - settings ................................................................................................30
5.8.1 Normal mode ..............................................................................................................30
5.8.2 Example setting Normal mode....................................................................................31
5.8.3 Week time switch ........................................................................................................ 33
5.8.4 Example of settings Week time switch .......................................................................34
5.8.5 Programming mode ...................................................................................................35
5.8.6 Close commands for ramp segments .........................................................................37
5.8.7 Example setting programming mode .........................................................................39
5.8.8 Operation with PC/laptop (optional) ...........................................................................43
5.9 Ending operation ...............................................................................................................43
6. Malfunctions and error messages 44
6.1 Error in the temperature monitoring / humidity system ..................................................44
6.2 System/ appliance errors ...................................................................................................44
6.3 Power failure ......................................................................................................................45
7. Advanced functions 46
7.1 Printer ................................................................................................................................46
7.2 Basic appliance settings (Setup) ........................................................................................46
7.3 Temperature monitoring and safety equipment ...............................................................48
7.3.1 Electronic temperature monitoring (TWW) ................................................................48
7.3.2 Automatic temperature monitor (ASF) .......................................................................49
7.3.3 Warning messages ......................................................................................................51
7.3.4 Safety and monitoring equipment for the cooling unit .............................................51
7.4 Calibration .........................................................................................................................51
7.4.1 Temperature calibration ..............................................................................................51
7.4.2 Humidity calibration (only for CTC 256) ......................................................................53
7.5 Automatic defrosting system ............................................................................................54
7.6 Communication interfaces ................................................................................................55
7.6.1 USB interface .............................................................................................................55
7.6.2 Communication interfaces RS232/RS485 (optional) ...................................................55
7.6.3 Connection of test chambers to a network with Ethernet interface .........................56
7.6.4 Log memory ...............................................................................................................57
7.6.5 MEMoryCard XL ..........................................................................................................58
7.6.6 User ID card (optionally available as an accessory) .....................................................60
8. Maintenance and Servicing 61
8.1 Basic cleaning ...................................................................................................................61
8.2 Intensive cleaning ..............................................................................................................61
8.3 Regular maintenance ........................................................................................................62
8.4 Adjust door ........................................................................................................................63
8.5 Removing / cleaning the air filter of the cooling unit .......................................................63
8.6 Replacing the interior lamps ............................................................................................64
8.7 Repairs and Service ............................................................................................................64
9. Storage and disposal 65
9.1 Storage .............................................................................................................................65
9.2 Disposal .............................................................................................................................65
Index 66