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Evco S.p.A. 

 

EVF815 | Installer manual ver. 1.1 | Code 144F815E114 

 

 

page 32 of 58 

 

r17 0.0  99.0 °C/°F 

(1)  5.0 

"temperature detected by the needle probe - cabinet 
temperature" minimum difference such to consider the first 
phase of the test to verify correct insertion of the needle 
probe completed successfully (consider the difference 
without sign) 
0.0 =  the test will not be performed (neither first or second 

phase) 

r18 1  99 

60 

duration of the second phase of the test for verification of 
correct insertion of the needle probe 

r19 

- - - - 

quick modification value during the "On" status before 
starting the operating cycle 
0  =  work set-point during blast chilling or during deep 

freezing 

1  =  blast chilling or deep freezing end temperature 

r20 

- - - - 

memorisation of the quick modification value during the 
"On" status before starting the operating cycle 
0  =  no (on start-up of the successive same cycle, the 

values established with parameters r7 and r3 or 
those establishes with r4 and r8 will be re-proposed) 

1  =  yes (on start-up of the successive same cycle the 

rapidly modified values will be re-proposed before 
starting the previous same cycle) 

Par. 

Min. 

Max. 

Unit 

Default 

Compressor protections 

C0 0  240  min 

minimum time between restoring the power supply after a 
power cut, occurring during an operating cycle and 
compressor switch-on 

C1 0  240  min 

minimum time between two consecutive compressor switch-
ons (3) 

C2 0  240  min 

minimum time between compressor switch-off and 
successive switch-on (3) 

C3 

240 

compressor switch-on minimum duration 

C4 0  240  min 

10 

duration of compressor switch-off during the cabinet probe 
error (“

Pr1

” code) that occurs during storage; see also 

parameter C5 

Summary of Contents for EVF815

Page 1: ...1 1 Code 144F815E114 page 1 of 58 EVF815 Split execution controller for temperature controlled blast chillers with capacitive touch key user interface which can be integrated into the unit ENGLISH INS...

Page 2: ...and before use of the device and follow all recommendations keep this document with the device for future consultation The following symbols support reading of the document indicates a suggestion indi...

Page 3: ...tected by the needle probe 2 5 6 Evaporator temperature display 2 5 7 Defrosting activation in manual mode 2 5 8 Switch on off of the cabinet light in manual mode 2 5 9 Locking unlocking the keyboard...

Page 4: ...ing key 2 13 1 1 Introduction 2 13 1 2 Description 2 13 1 3 Dimensions 2 13 1 4 Uploading the configuration parameters 2 13 1 5 Downloading the configuration parameters 2 13 2 Non optoisolated RS 485...

Page 5: ...interface control module The user interface is behind a Plexiglas sheet and is made up from a custom 4 digit display with function icons and 6 capacitive touch keys installation is envisioned on rear...

Page 6: ...1 417 x 1 988 in L x H custom 4 digit display with function icon number of keys capacitive touch key type 6 C decimal point Control module without cover EVF815 99 0 x 108 0 mm 3 897 x 10 798 cm L x H...

Page 7: ...onnection except for the utility managed by the fifth digital output management of three types of backlight management of blast chilling and storage deep freezing and storage cycles management of temp...

Page 8: ...vco S p A EVF815 Installer manual ver 1 1 Code 144F815E114 page 8 of 58 Codes EVF815 codes EVF815P9 For further information see chapter 14 TECHNICAL DATA for other models contact the Evco sales networ...

Page 9: ...ing 1 communication port with the control module signal 2 blast chilling key 3 defrosting auxiliary key hereon also called DEEP FREEZING key 4 hard blast chilling or soft deep freezing key hereon call...

Page 10: ...lowing drawing illustrates the aspect of the EVF815 control module The following table illustrates the meaning of EVF815 control module parts Part Meaning 1 serial port with MODBUS communication proto...

Page 11: ...IONS AND INSTALLATION 3 1 User interface dimensions The following drawing illustrates the EVF815 user interface dimensions these are expressed in mm in 3 2 Control module dimensions The following draw...

Page 12: ...near to any heat sources heating elements hot air ducts etc equipment containing powerful magnets large diffusers etc areas affected by direct sunlight rain humidity excessive dust mechanical vibrati...

Page 13: ...he K5 output depends on parameter u11 as follows cabinet light u11 0 pre defined setting needle probe heating u11 1 UV light u11 2 For the settings relative to the parameters see chapter 9 CONFIGURATI...

Page 14: ...ustrated in the following drawing 4 2 Warnings for the electric connection do not use electric or pneumatic screwdrivers on the device terminal board if the device has been taken from a cold to hot pl...

Page 15: ...e device on off Operate as follows 1 Make sure that the keyboard is not locked and that no procedure is in progress 2 Hold the START STOP key down for 1 s the LED will switch on off 5 3 The display Th...

Page 16: ...label available 3 Press and release the UP or DOWN key to select Pb3 4 Press and release the BLAST CHILLING key the display will show the evaporator temperature Operate as follows to exit the procedu...

Page 17: ...he procedure given in paragraph 5 5 evaporator temperature display defrosting activation in manual mode operating cycle start up cut off switching on UV light for sterilisation cycle heating the needl...

Page 18: ...procedure is in progress 3 Press and release the BLAST CHILLING key the LED will flash 4 1 If parameter r19 is set at 0 the display will show the work set point during blast chilling this value can al...

Page 19: ...the cabinet temperature press and release the BLAST CHILLING key to restore the normal display press and release the BLAST CHILLING key again or do not operate for 15 s When the temperature detected b...

Page 20: ...lling phase end temperature the device automatically passes to blast chilling mode During blast chilling the display shows the temperature detected by the needle probe and the LED is on The successive...

Page 21: ...dicated 5 2 1 Press and release the UP or DOWN key again to modify the time value the display will flash 5 2 2 Do not operate for 4 s the display will stop flashing and remain on permanently The succe...

Page 22: ...rtion of the needle probe will be started see paragraph 6 7 Test for verification of the correct insertion of the needle probe 6 1 If the test is completed successfully the cycle will be started The m...

Page 23: ...deep freezing will not be completed successfully but will continue the LED will flash and the buzzer will be activated Press and release a key to restore normal display and to silence the buzzer To d...

Page 24: ...follows 1 Make sure that parameter u11 is set at 2 2 Make sure the device is in the on status and that the door is closed i e the door micro switch is not active 3 Make sure that the keyboard is not l...

Page 25: ...larms PF code make sure that the device is in the stand by or on status before disconnecting the power supply If the duration of the power cut alarm PF code is such to cause a clock error rtc code the...

Page 26: ...rocedure 8 Abandon the succession of information 9 Press and release the UP or DOWN key until the display shows the magnitude indicated in paragraph 5 3 The display or do not operate for 60 s 7 3 Dele...

Page 27: ...ss and release the UP or DOWN key until the display shows the magnitude indicated in paragraph 5 3 The display or do not operate for 60 s 8 2 Deleting the compressor operating hours Operate as follows...

Page 28: ...d by the two numbers of the hour 11 Press and release the UP or DOWN key within 15 s to modify the value The hour is displayed in the 24 h format Operate as follows to set the minutes 12 Press and rel...

Page 29: ...xit the procedure and the display will show the magnitude indicated in paragraph 5 3 The display 10 C the device power supply off Operate as follows to abandon the procedure 11 Hold the UP and DOWN ke...

Page 30: ...P key low light intensity during the stand by status 2 with high light intensity during the on status and during the run status and with START STOP key high light intensity during the stand by status...

Page 31: ...work set point during post deep freezing storage cabinet temperature see also parameter r0 r12 99 0 99 0 C F 1 5 0 work set point during pre cooling cabinet temperature see also parameter r0 r13 99 0...

Page 32: ...orisation of the quick modification value during the On status before starting the operating cycle 0 no on start up of the successive same cycle the values established with parameters r7 and r3 or tho...

Page 33: ...will be activated and the evaporator fan will be switched off 2 air the compressor will be switched off during defrosting and the defrosting output will be activated the evaporator fan will be switche...

Page 34: ...main activated Par Min Max Unit Default Temperature alarms 8 9 A1 0 0 99 0 C F 1 10 0 cabinet temperature below which the minimum temperature alarm is activated relative to the work set point i e r10...

Page 35: ...during pre cooling blast chilling and deep freezing 0 off 1 on see also parameters F16 and F17 2 parallel to the compressor see also parameters F9 and F17 F1 99 0 99 0 C F 1 1 0 evaporator temperatur...

Page 36: ...Default Digital inputs i0 0 2 2 effect caused by opening the door i e by activation of the door micro switch 12 0 no effect 1 the compressor and the evaporator fan will be off and the cabinet light w...

Page 37: ...elay HP code 1 the alarm will not be signalled Par Min Max Unit Default Digital outputs u1 0 1 0 utility managed by the output K4 14 0 door heating elements in this case parameter u5 will assume signi...

Page 38: ...or defrosting on blast chilling start and deep freezing start which can be established using parameter d4 6 the device memorises the defrosting interval count every 30 minutes the modification of para...

Page 39: ...14 modify the parameter during the stand by status to prevent damage to the utility 15 if parameter u2 is set at 0 device switch off will cause the cabinet light to switch off and on successive switch...

Page 40: ...e been selected temperature controlled blast chilling temperature controlled deep freezing LED If it is on a temperature controlled blast chilling and storage cycle or a temperature controlled deep fr...

Page 41: ...be on needle probe heating will be in progress the UV light will be on HACCP HACCP LED If it is on all information regarding HACCP alarms will not have been displayed If flashing the device will have...

Page 42: ...page 42 of 58 10 2 Indications The following table illustrates the meaning of the indication codes Code Meaning Loc The keyboard is locked see paragraph 5 10 Lock unlock the keyboard UnL The keyboard...

Page 43: ...e device will continue to operate normally AH Maximum temperature alarm HACCP alarm Solutions check the temperature of the cabinet check the value of parameters A4 and A5 Main consequences the device...

Page 44: ...meters firmware contained in EVKEY not coinciding with that of the device Solutions cut the device power supply off check that the configuration parameters firmware contain in EVKEY coincides with tha...

Page 45: ...mum temperature alarm AH code will never be activated Pr2 Needle probe error Solutions the same as the cabinet probe error Pr1 code but relative to the needle probe Main consequences if the error occu...

Page 46: ...alarm occurred or its duration ErC User interface control module compatibility Solutions check that the user interface and the control module are compatible Main consequences the control module will...

Page 47: ...ng key The key can be used to upload and download the configuration parameters The key can be used on condition that the device is powered 13 1 2 Description The following drawing illustrates the aspe...

Page 48: ...the EVKEY signalling LED emits green light again 7 Disconnect the EVKEY Micromatch connector into the device communication port Operate as follows to abandon the procedure 8 Do not operate for 60 s 9...

Page 49: ...connect the device to the monitoring and surveillance system of RICS plants or to the data recording device to download recorded data via USB to upload and download the EVUSBREC01 configuration parame...

Page 50: ...n EVPROG01 is a connection kit The kit can be used to connect the device to the Parameters Manager set up software system The kit is made up from the following parts non optoisolated RS 232 TTL serial...

Page 51: ...eaning 1 RS 232 port 2 TTL door on moveable support 3 TTL door on rigid support 4 reserved 5 non optoisolated RS 232 TTL serial interface EVIF20TRX 6 1256800042 telephone cable 7 port for telephone co...

Page 52: ...upport that seems easiest to use 2 Insert one end of the telephone cable 1256800042 into the EVIF20TRX RS 232 port 3 Insert the other end of the telephone cable 1256800042 into the port 1256800079 ada...

Page 53: ...ion rear of panel with biadhesive tape on flat surface with spacers user interface control module Protection rating IP65 IP00 user interface control module fixed screw terminal boards control module f...

Page 54: ...via configuration parameter for PTC NTC probes PTC type analogue inputs 990 25 C 77 F Type of sensor KTY 81 121 Field of measurement from 50 to 150 C from 58 to 302 F Resolution 0 1 C 1 F Protection...

Page 55: ...ch one SPDT K2 for management of defrosting and one SPST K4 for management of the door heating elements or of the condenser fan 2 x 8 A res outputs 250 VAC of which one SPST KS for management of the e...

Page 56: ...____________________________________________________________________________________________ ______________________________________________________________________________________________ ____________...

Page 57: ...s document is exclusive property of Evco reproduction and disclosure are prohibited without express authorisation from Evco Evco is not liable for any features technical data and possible errors state...

Page 58: ...Evco S p A EVF815 Installer manual ver 1 1 Code 144F815E114 page 58 of 58 EVCO S p A Via Mezzaterra 6 32036 Sedico Belluno ITALY Phone 39 0437 85 24 68 Fax 39 0437 83 648 info evco it www evco it...

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