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Dixell

 

Installing and Operating Instructions

 

release  7.0

 

 

XR160C - XR160D - XR170C - XR170D - XR162C - XR172C 

 

CONTENTS 

1. GENERAL WARNING__________________________________________________ 2 

1.1 Please read before using this manual _____________________________________ 2 
1.2 Safety Precautions____________________________________________________ 2 

2. GENERAL DESCRIPTION ______________________________________________ 2 

3. CONTROLLING LOADS________________________________________________ 2 

3.1 The compressor______________________________________________________ 2 
3.2 Fast freezing ________________________________________________________ 3 
3.3 Defrost _____________________________________________________________ 3 
3.4 “Air dryer” applications_________________________________________________ 3 
3.5 Control of evaporator fans ______________________________________________ 3 
3.6 Fan relay used as 2° compressor ________________________________________ 3 

4. FRONT PANEL COMMANDS____________________________________________ 3 

4.1 Use of LEDS ________________________________________________________ 4 

5. FUNCTION AND PARAMETERS’ PROGRAMMING MENU ____________________ 4 

5.1 Function Menu _______________________________________________________ 4 
5.2 List of functions ______________________________________________________ 4 
5.3 Exit Timeout_________________________________________________________ 5 
5.4 Accessing “Pr2” and SECURITY CODE input _______________________________ 5 
5.5 Changing a parameter’s value___________________________________________ 5 

6. LIST OF PARAMETERS________________________________________________ 5 

7. INSTALLATION AND MOUNTING ________________________________________ 7 

8. ELECTRICAL CONNECTIONS __________________________________________ 7 

8.1 Probes connection____________________________________________________ 7 

9. ALARM SIGNALS_____________________________________________________ 7 

9.1 Silencing buzzer / alarm relay output______________________________________ 7 
9.2 Alarm “EE” __________________________________________________________ 7 
9.3 Alarm reset through keyboard ___________________________________________ 8 
9.4 Alarm recovery_______________________________________________________ 8 

10. TECHNICAL DATA ___________________________________________________ 8 

11. CONNECTIONS _____________________________________________________ 9 

12. DEFAULT SETTING VALUES

 

- STANDARD MODELS _____________________ 10 

 

952057-58

 

XR160C - XR170C - XR160D - XR170D - XR162C - XR172C 

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Summary of Contents for XR160C

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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