Genvex OPTIMA 251 User Manual Download Page 9

12 - Safety menu

It is possible to prevent access to selected main menu 

items so that they can only be changed with a password, 

which is a 4-digit figure. The first time, press 4 times 0 and 

then “Enter”. Items 13 to 18 will open. Select the password 

in item 18, which will also be the password to access the 

menu items 13 to 18 in future. 

13 - Date and time

If this item is set to ON, it will not be possible to enter the 

menu for Date and time without using the selected 

password in item 18.

Setting option: ON/OFF.

14 - Calendar

If this item is set to ON, it will not be possible to enter the 

menu for Calendar without using the selected password in 

item 18.

Setting option: ON/OFF.

15 - User menu

If this item is set to ON, it will not be possible to enter the 

User menu without using the selected password in item 

18.

Setting option: ON/OFF.

16 - Display

If this item is set to ON, it will not be possible to enter the 

menu for Display without using the selected password in 

item 18.

Setting option: ON/OFF.

17 - Service menu

If this item is set to ON, it will not be possible to enter the 

Service menu without using the selected password in item 

18.

Setting option: ON/OFF.

18 - Password  

Enter the selected password here and use this also in item 

12 to enter items 13 to 18. If you forget your password, 

contact Genvex Service department for assistance. To 

change the password, enter a new password in this item 

and press “Enter”. The password has now been changed. 

5.7 Info operation 

The Info operation menu provides an overview of the 

current operating status of the system. If you want to see 

the operating status of the system over a period of ope-

ration, connect the control panel to a computer and use 

the Optima data logger program. The system monitors the 

operating status every minute and stores the data for up 

to one year on the SD card.

Current temperature

Press “Enter” next to the info operation menu. The first 

screen displayed shows the current temperatures.

T1 Supply air
T2 Room
T3 Fresh air 
T4 Exhaust air
T7 Extract air
T8 Frost protection
T9 Extra sensor

Current fan speed

Press “Arrow down” to display the current percentage fan 

speeds and the opening of the bypass damper and of the 

water valve.

Supply air

in %

Extract air 

in%

Bypass damper in %
Water valve

in %

Bypass

on/off

Current setting of operation relays 

Press “Arrow down” again to display the current status of 

the operation relays.

R2

Reheating

R3

Preheating

R8 System in operation
R9 Help relay 9

Current list of alarms

Press “Arrow down” again to display the current alarms. An 

alarm it is activated if ON appears beside it. At ON there is 

an alarm, which can also be seen on the screen saver and 

the display for daily operating options. At the top it says 

alarm. The Info operation menu shows the type of alarm. 

When the timer for changing filter reaches the set value, 

the alarm “Change filter” will flash at the top of the screen 

saver.  

 

 

 9

Summary of Contents for OPTIMA 251

Page 1: ...USER MANUAL OPTIMA 251 PCB ES960C ECO 190 ECO 375...

Page 2: ...ay menu 8 5 7 Info menu 10 5 8 Service menu 11 5 9 Schedule for week program 12 5 10 Schedule for set points 15 6 Function 16 6 1 Controlling Optima 251 16 6 2 Extra capacity 16 6 3 Operating reliabil...

Page 3: ...th the control panel there is an access for the A Terminal block Connection to main circuit board Alow currentcable4x0 25mm2 mustbeattachedbetween the unit and the control panel 50 m is the maximum ca...

Page 4: ...ages menus help texts symbols and collected data logs During the start up procedure the current versions are installed in the control panel so that the control can function without the SD card However...

Page 5: ...r will not commence even if required K4 Main menu Use this function to enter the main menu and access the sub items Date and time Calendar User menu Display Info operation and Service menu K5 Filter U...

Page 6: ...er the current hour here When changing between summer and winter time you have to set the time one hour forward or back manually 02 Minutes Enter the current minute here 03 Weekday Enter the current w...

Page 7: ...nal cooling Setting option ON OFF 03 Reheating If a reheater is fitted to the system it is optional if the reheater should operate If the set point is configured to OFF the heater will not operate eve...

Page 8: ...from the screen saver to the screen with the symbols for the daily operating options by moving your hand past the control panel If the function is set to OFF press any key to display the daily operati...

Page 9: ...he password enter a new password in this item and press Enter The password has now been changed 5 7 Info operation The Info operation menu provides an overview of the current operating status of the s...

Page 10: ...the system must be performed with specialised air measurement equipment and can be performed without the use of the main regulating damper It is not recommended to configure the air flows without exp...

Page 11: ...Menu item 1 the bypass damper will begin to open The bypass is 100 open when the temperature reaches the set point in the User Menu Item 1 the temperature differential set in this menu item To get a...

Page 12: ...event the bypass damper from opening at low fresh air temperatures and blow cold not heated air into the dwelling use this function to configure the lowest fresh air temperature at which the damper mu...

Page 13: ...he fan speed may differ in relation to the desired fan speed Example Set point 34 15 With a desired fan speed of 3 the fan speed will be able to fluctuate 15 Since fan speed 3 is set at 75 in service...

Page 14: ...required 40 Reheat offset Offset for reheater with reference to the setpoint requested temp on display user menu 01 e g requested temp 20 C offset value 2 reheater aims for 18 C supply temperature 41...

Page 15: ...ours Minutes Speed Red T2 1 2 3 4 5 6 7 8 9 10 Thursday Hours Minutes Speed Red T2 1 2 3 4 5 6 7 8 9 10 Sunday Hours Minutes Speed Red T2 1 2 3 4 5 6 7 8 9 10 Tuesday Hours Minutes Speed Red T2 1 2 3...

Page 16: ...8 Filter stop OFF ON OFF 19 Method of regulation 2 0 2 20 Preheating 3 C 15 0 C 21 By pass open 3 C 1 10 C 22 Regulation water 20 sec 1 250 sec 23 Regulation electricity 3 min 1 30 min 24 Frost reduct...

Page 17: ...e temperature set the reheating will keep running When the temperature reaches the value set the electrical reheater will disconnect Electrical reheater modulating For systems with the modulating elec...

Page 18: ...r if necessary Plastic exchanger No cleaning with solvents use only clean water carefully only careful dust removal from air intake surfaces with a household vacuum cleaner Fans Inspect the two fan wh...

Page 19: ...gram Filter timer has switched the system off Condensed water is leaking from the unit Possible error Condensation outlet blocked by dirt The condensation outlet is not adequately protected against fr...

Page 20: ...At the same time our system is an important element when it comes to saving energy in homes and in society as a whole in fact you can recover up to 95 of the heat energy with a Genvex system All Genve...

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