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Dixell

 

Installing and Operating Instructions

 

release  7.0

 

 

 (

DOWN

):  in programming mode or in “Function Menu” it browses the parameter codes or decreases 

the value of the displayed variable. Hold pressed for a faster change. 

 

TO START A MANUAL DEFROST:

 by holding it pressed for 3s the defrost cycle is started 

 

KEY COMBINATIONS: 

+

 

 

TO UNLOCK THE KEYBOARD: 

when held pressed for 3s the keyboard is unlocked (see 

“LOC” function). 

SET

 

+

 

 

TO ENTER ON FUNCTION MENU:

 when held pressed for 3s the Function Menu is entered. 

SET +

 

 

TO

 

RETURN TO THE ROOM TEMPERATURE DISPLAY:

 programming end, return to the 

room temperature display. 

4.1  Use of LEDS 

 
A series of light points on the front panels is used to monitor the loads 
controlled by the instrument. Each LED function is described in the 
following table. 
 
 

LED 

MODE 

Function 

 

ON Compressor 

enabled 

 

FLASHING 

- Programming Phase (flashing with LED 

- Anti-short cycle delay enabled 

 

ON Fan 

enabled 

 

FLASHING 

Programming Phase (flashing with LED 

 

ON Defrost 

enabled 

 

FLASHING 

Drip time in progress 

 

ON 

Fast freezing  enabled 

 Alarm  

ON 

- ALARM signal 
- In “Pr2” indicates the parameter is also present in “Pr1” 

5.  FUNCTION AND PARAMETERS’ PROGRAMMING MENU 

5.1 Function Menu 

Includes all the main functions controlled by the instrument. 
 

Access procedure: 

• 

The menu is entered by holding the 

SET

 and 

DOWN

 keys pressed for three seconds. The label of the first 

function is displayed. 

• 

The 

UP

 and 

DOWN

 keys are used to cycle backwards or forward in the menu. 

• 

By pressing the 

SET

 key the currently displayed function is enabled. 

 

5.2  List of functions 

1.  “

dFt

”: displays for 5s the time to defrost [hours]. 

2. “

Pt2

”: displays for 5s the temperature of the second probe. 

3. “

Pr1

”: includes all user accessible parameters. 

 
 

 

 

952057-58

 

XR160C - XR170C - XR160D - XR170D - XR162C - XR172C 

4/

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Содержание XR160C

Страница 1: ...________________ 4 5 1 Function Menu_______________________________________________________ 4 5 2 List of functions ______________________________________________________ 4 5 3 Exit Timeout___________...

Страница 2: ...eful 2 GENERAL DESCRIPTION Models XR160C and XR170C 32x74 mm format are microprocessor based controllers suitable for applications on medium or low temperature refrigerating units They are provided wi...

Страница 3: ...ing defrost After defrost there is a timed fan delay allowing for drip time set by means of the Fnd parameter FnC 2 fans will switch ON and OFF with the compressor and run during defrost FnC 3 fans wi...

Страница 4: ...le LED MODE Function ON Compressor enabled FLASHING Programming Phase flashing with LED Anti short cycle delay enabled ON Fan enabled FLASHING Programming Phase flashing with LED ON Defrost enabled FL...

Страница 5: ...put into Pr1 user level by pressing SET DOWN When a parameter is present in Pr1 LED is on 5 5 Changing a parameter s value Each parameter is identified by a special alphanumeric code label To change...

Страница 6: ...hich causes the end of defrost dFd Temperature displayed during defrost 0 real temperature 1 temperature at defrost start 2 set point 3 dEF label dAd MAX display delay after defrost 0 120 min Sets the...

Страница 7: ...iquid infiltration It is recommended to place the thermostat probe away from air streams to correctly measure the average room temperature Place the defrost termination probe among the evaporator fins...

Страница 8: ...starts Alarms dEA and FF automatically stop after 30 minutes 10 TECHNICAL DATA Housing self extinguishing ABS Case XR160C XR162C XR172C frontal 32x74 mm depth 60mm XR170C frontal 32x74 mm depth 70mm X...

Страница 9: ...172C buzzer for an acoustic signal of alarms Data storing on the non volatile memory EEPROM Operating temperature 0 60 C Relative humidity 20 85 no condensing Storage temperature 30 85 C Measuring and...

Страница 10: ...F 1 120 Pr2 6 dSd 1 120 Pr2 0 MdF 0 120 Pr2 30 dtE 57 50 C o 196 F Pr2 8 46 dFd 0 Real 1 Start 2 Set 3 dEF Pr2 1 dAd 0 120 Pr2 30 tdF 0 Eletrical 1 Hot gas Long Time 2 Relay OFF 3 Relay ON Short time...

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