
3
1. General Warnings........................................................................................................................................................20
2. General Information.....................................................................................................................................................20
 2.1 TX-i40 Display Description.........................................................................................................................20
 2.2 Dimensions and Installation........................................................................................................................20
3. User Interface..............................................................................................................................................................21
 3.1 Keypad.......................................................................................................................................................21
 3.1.1 Key Functions.........................................................................................................................21
 3.1.2 Testing Sequence from Keypad..............................................................................................21
 3.2 Display.......................................................................................................................................................22
4. Menu...........................................................................................................................................................................23
 4.1 Accessibility...............................................................................................................................................23
 4.2 Menu Access............................................................................................................................................23
 4.3 List of Menus..........................................................................................................................................23
 4.3.1 PAr Menu.................................................................................................................................23
 4.3.2 OHr Menu...............................................................................................................................23
5. Electronic Board..........................................................................................................................................................24
 5.1 LED Indicators Layout.............................................................................................................................24
 5.2 I/O Connections.......................................................................................................................................25
6. Regulation...................................................................................................................................................................27
 6.1 Temperature Regulation...........................................................................................................................27
 6.2 Evaporator Fan Management....................................................................................................................27
 6.2.1 Energy Saving Regulation......................................................................................................27
 6.3 Automatic Conversion of Units of Measurement...................................................................................28
 6.4 Restoring Default Parameters.................................................................................................................28
 6.5 Connection in Sequence of Two Units...................................................................................................28
 6.6 Behaviour Following a Generic Alarm (ALL): 
 door contact open or other remote contact (PIN 4-5 alarms connector)....................................................28
 6.7 Alarm Relay Behaviour (PIN 1-2-3 alarms connector).............................................................................28
 6.8 Alarms........................................................................................................................................................28
 6.8.1 Low/High Regulation Temperature Alarms.............................................................................28
 6.8.1.1 High Regulation Temperature - Hrt.......................................................................28
 6.8.1.2 Low Regulation Temperature - Lrt........................................................................29
 6.8.2 Filter Maintenance Warning - HFI..........................................................................................................29
 6.8.3 Maximum Pressure - HP1.....................................................................................................................29
 6.8.4 Minimum Pressure - HP1.......................................................................................................................29
 6.8.5 Phase Sequence - PH...........................................................................................................................29
 6.8.6 High Condensation Pressure - HP.........................................................................................................29
 6.8.7 Low Condensation Pressure - LP.........................................................................................................29
 6.8.8 High External Temperature - HtO.........................................................................................................30
 6.8.9 Low External Temperature - LtO..........................................................................................................30
 6.8.10 Manual Alarms: Reset Procedure......................................................................................................30
ENGLISHENGLISH - «Translation of the original instructions» ENG