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“Login”  is  selected  on  the  e-mail  page  by  the 
value increase (F1) and decrease (F2) keys. The 
page on the left appears when enter key (F4) is 
pushed.  Each  character  of  e-mail  addresses  is 
written  one  by  one.  The  first  character  is 
entered  by  pushing  value  increase  (F1)  and 
decrease  keys  (F2)  and  tab  key  (F3)  is  pushed 
to  enter  the  next  character.  The  second 
character is entered by pushing value increase 
(F1) and decrease keys (F2) and tab key (F3) 

is  pushed  to  enter  the  next  character.  After  all  characters  of  user’s  name  are  entered  by  this 
way,  push  enter  key  (F4)  to  enter  the  mail  server  of  the  e-mail  address.  After  mail  server  is 
entered in the same way, push enter key (F4) to pass the “password” submenu. 
Enter the password and push enter key (F4).  
The  port  provided  by  internet  server  is  entered  on  the  part  of  “Port”.  After  port  is  entered, 
enter key (F4)  is pushed to  return the main menu. Tab key (F3) is  used for changes from one 
character of address to another. 

6.1.6.

 

SET TEMPERATURE 

 

When  the  setting  key  (F2)  is  pushed  in  the 
operation  mode,  password  page  appears.  This 
password is the user’s password. The password 
is  0000  for  the  first  usage.  “Working  Settings” 
page  on  the  left  appears.  The  set  temperature 
can  be  adjusted  between  -45⁰C  and  -90⁰C  by 
pushing  the  value  increase  (F1)  and  decrease 
(F2)  keys.  After  set  temperature  value  is 
entered,  push  the  enter  key  (F4)  to  save  the 
value. If you want to exit this page without any 
change, push the backspace key (F3). 

 

 

In case of active audible alarm, firstly, push the  alarm mute key (F2) to access the 
working settings page. 

6.1.7.

 

GRAPH WORKING SCREEN  

When  the  graph  button  (F3)  is  pushed  in  the  operation  mode,  the  graph  page  comes  to  the 
screen.  Daily  operation  can  be  followed  on  this  graph.  If  you  want  to  analyze  previous 
operations, visit the memory page (See Section 6.1.3). 

6.1.8.

 

TEMPERATURE ALARM RANGE 

Temperature  alarm  range  can  be  set  between  5°C  to  25°C.  In  the  factory,  temperature  alarm 
range  is  adjusted  to  10°C;  however,  you  can  change  this  value  by  carrying  out  the  steps 
mentioned below. 

Summary of Contents for nuve DirectFREEZE DF 290

Page 1: ...N VE SANAY MALZEMELER MALAT VE T CARET A DF 290 DF 490 DF 590 DirectFREEZE ULTRA LOW TEMPERATURE DEEP FREEZER INSTRUCTION MANUAL 1984 Z14 K 25 276 Rev No 08 Rev Date 01 2018...

Page 2: ...ate damaged instrument 4 do not operate instrument with a damaged cable 5 do not move instrument during operation In case of a problem contact your N ve agent for an authorized service or maintenance...

Page 3: ...nditions use of the product in non standard environmental conditions including but not limited to failure to meet requirements of ambient temperature lubrication humidity or magnetic field influences...

Page 4: ...PERATION 14 OPERATING PRINCIPLES 14 PROGRAMMING 14 6 1 1 OPERATING MODE 14 6 1 2 SETTINGS 15 6 1 3 MEMORY 16 INTERNAL MEMORY 17 EXTERNAL MEMORY USB STICK 18 6 1 4 SMS 19 6 1 5 E MAIL 20 6 1 6 SET TEMP...

Page 5: ...ed on the door protects air leakage DF series Ultra Low Temperature Freezer has audible and visual alarm systems for the following cases high and low temperature conditions power failure temperature s...

Page 6: ...Alarm Back up 12 hours with automatically recharged battery Alarm System Audible and Visual Temperature Alarm Range Set point 5 C to 25 C Safety System Pressure Switch Automatic reset Pressure Switch...

Page 7: ...s DF 290 and DF 490 A 08 196 Rack with two drawers DF 590 A 08 197 Rack with three drawers DF 590 A 08 198 Rack for 133 x 133 x 75 mm cryoboxes Rack capacity 20 boxes DF 590 A 08 199 Rack for 137 x 13...

Page 8: ...tant circumstances Notified Body KIWA Belgelendirme Hizmetleri A TOSB stanbul Tuzla Organize Sanayi B lgesi Tepe ren Mevkii 34597 Tuzla stanbul TURKEY Before operating the instrument this manual shoul...

Page 9: ...erature 5 C to 30 C Maximum relative humidity for temperature up to 31 C 80 Maximum altitude 2000 m Temperature for maximum performance 15 C 25 C If ambient temperature is higher than 30 C freezer may...

Page 10: ...the supplied mains matches the required power ratings which are written on the name plate of the instrument located at the back of the instrument Always plug in the instrument to correctly grounded s...

Page 11: ...ION Figure 1 Figure 2 CONTROL PANEL CHART RECORDER OPTIONAL DOOR HANDLE CONDENSER FILTER USB PORT 1 USB PORT 2 ETHERNET RS 232 CO2 BACK UP OUTPUT FUSES POWER CORD POWER LED NC CONTACT OUTPUT REMOTE AL...

Page 12: ...compartments different from DF 490 and DF 590 Figure 3 CONTROL PANEL Figure 4 The functions of F1 F2 F3 and F4 buttons depend on the meaning of the corresponding symbol appearing on the display The fo...

Page 13: ...eturn the previous page or exit from the page by pushing the button corresponding to this symbol This symbol denotes the value increase key You can increase the value by pushing the button correspondi...

Page 14: ...ends on the ambient temperature Suitable room conditions should be considered for best performance Efficient performance at 86 C requires ambient temperature of 16 C OPERATING PRINCIPLES PROGRAMMING A...

Page 15: ...2 SETTINGS Settings page appears when settings submenu is selected from the menu page by the value increase F1 and decrease F2 keys The required submenu is chosen by using the value increase and decr...

Page 16: ...n time of screen saver is adjusted on screen saver time in minutes If you want to exit this page without any change push the backspace key F3 It is suggested to use Screen Saver as ON for energy savin...

Page 17: ...e earlier Push the value increase F1 and decrease F2 keys to pass the other page Push the backspace key F4 in order to exit the page History TABLE submenu is selected on the memory page by the value i...

Page 18: ...alue getting smaller a more detailed graph appears EXTERNAL MEMORY USB STICK USB Stick is connected to USP port 1 of the communication unit Figure 2 appears on the operating mode screen when the USB s...

Page 19: ...ng SMS The user is notified again by sending SMS if the failure still continues Repeat time can be adjusted to 8 hours 16 hours and 24 hours by pushing enter key F4 SMS Numbers is selected on the SMS...

Page 20: ...irst usage Otherwise this function does not work E Mails is the page which e mail addresses will be written on Login is the adjustments for the e mail addresses E Mails is selected on the e mail page...

Page 21: ...rom one character of address to another 6 1 6 SET TEMPERATURE When the setting key F2 is pushed in the operation mode password page appears This password is the user s password The password is 0000 fo...

Page 22: ...artment Figure 5 Icing on the door gasket may be observed In this case the door will not be closed strictly and the icing in the chamber will start Therefore the cooling may not be effective Please ch...

Page 23: ...y is present ERROR CODES Blue colored screen turns into red in case of any failure and a short explanation of the error appears at the bottom line on the red screen Push the key corresponding to quest...

Page 24: ...always be replaced by authorized personnel OPTIONS AlerText GSM MODULE In case of error DF series can send SMS to five different phone numbers by GSM module as an option Figure 6 Figure 7 Figure 8 Pl...

Page 25: ...pears in the error history If the GSM module is connected and cannot send messages SMS error code appears in the error history Modem and SMS errors do not appear when SMS submenu on the SMS page is se...

Page 26: ...the hole at the back of the unit by paying attention to and poles Always use leak protected high quality batteries Put the battery unit to its place Turn the nut in the center 1 to counterclockwise di...

Page 27: ...27 Figure 11...

Page 28: ...28 ELECTRICAL CIRCUIT DIAGRAM DF 290 DF 490 AND DF 590 ELECTRICAL CIRCUIT DIAGRAM...

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