Systemair E28 Controller

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User Manual

Danvent DV og TIME

Calendar and temperature settings

Systemair E28 Contr

oller

Version 2.3

LEDs and buttons – navigating the menus – (change parameters) ... 2

Operator level ... 3

Running mode – Auto/On/Off ... 3

Alarm – cancel, acknowledge ... 4

Setting of temperature ... 5

Modification of outdoor compensated supply temperature ... 5

Setting of flows ... 6

Schedule settings ... 7

Calender settings (time, date, weekday) ... 7

Setting of holidays ... 8

Setting of extended running ... 8

Setting of min/max supply air temperature ... 9

Restore Systemair factory settings or latest user parameters and settings ...10

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LEDs and buttons – navigating the menus – (change parameters)

UP:

Move to a higher menu line (Increase value of the parameter)

The menus are organised in a horizontal tree structure – upper left corner is start

DOWN:

Move to a lower menu line (Decrease value of the parameter) RIGHT:

Move right to a lower menu level

(Move the curser to the right in the parameter) LEFT:

Move left to a higher menu level

(Move the curser to the left in the parameter) OK/ENTER:

Open/activate a selected menu/setting (Confirm a parameter value)

ALARM:

Press for alarm list CLEAR:

Abort a parameter setting and restore the original value, if ”OK/ENTER” not yet has been pressed.

ALARM LED:

Red light is flashing for unacknowledged alarm. Permanent red light for acknowledged alarm, but the alarm is still active, because the reason is not yet eliminated.

”WRITE ENABLE” LED:

Yellow light – slow flashing indicates that a parameter can be selected for changes, when the OK/ENTER button is pressed. Yellow light – fast flashing indicates that the parameter is activated for changes. Permanent yellow light indicates that the changes are going on.

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Operator level

Running mode – Auto/On/Off

The display

shows

x 1 x 1

1.

2.

3.

4.

Value to be changed flashes

To select Auto, On or Off

5.

6.

The display is lit up

Running mode

Actual running mode

Confirm selected value with OK. The system

To return to the start menu at once

– press and several times.

Follow the steps

below

➞ x 2 ➞ ➞ Running mode Auto/On/Off Danvent DV TIME 2009-03-23 8:03 Syst: Stopped Start display Danvent DV and TIME Date – actual running mode

Running mode _On/Off/AutoMode

Temperature Temperature control _{and set-points} Selected functions _{and actual values}

Air control SAF (supply air flow) m3_{/h or Pa}

Additional

control EAF (exhaust air flow) m3/h or Pa

Time settings Set time and date

Schedules start/stop Extended running Access rights Log on at higher service level – Password 1111 Start menus

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Alarm – cancel, acknowledge

The display

shows

x 2

1.

3.

4.

5.

Confirm with OK. Class A alarm is always trig-gered by the system, when the reason for alarm is hazardous, and it is only possible to restart the unit, when the reason for the alarm has been solved. The Class A alarm can be triggered by the temperature sensor inside the water heating coil if the temperature falls below the set point value, or the class A alarm can be triggered by the fire thermostats when the temperature rises above the set point values, indicating risk of fire.

6.

7.

Press the alarm button twice to see the alarms logged in the alarm list.

Select – Cancel.

Never select Block, Block is only for test purposes during maintenance work.

➞

Follow the steps

below

Confirm selected value with OK. The system will automatically return to the start menu after some minutes.

When the reason for the alarm has been solved, pressing the OK button will activate the menu - Confirm - and the unit starts. The alarm indica-tion disappears from the display.

2.

Example:

Low frost guard temp 23. Mar 07:11 Class:A Cancel

Example:

Low frost guard temp Acknowledge Block

Cancel Example:

Low frost guard temp 23. Mar 07:11 Class:A

➞

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The display

shows

1.

2.

3.

6.

1.

2.

3.

4.

5.

6.

Temperature

The system is configured to control a certain temperature. The actual value and set point for this temperature is shown.

Set point temperatures for outdoor temperature compensation are shown. The control curve is de-fined with 8 node points. Only 2 or 3 node points are shown in the display, and the remaining node

points are displayed by scrolling and .

Temperature

Select and confirm new set point temperature. The system will automatically return to the start menu after some minutes.

➞

x 2

x 1

x 2

➞

4.

5. Setting of temperature

Confirm change of the set point value with OK. Value to be changed flashes.

Value to be changed flashes.

Select one new set point temperature for each outdoor temperature shown on the curve and confirm selected value with OK.The system will automatically return to the start menu after some minutes.

Follow the steps

below

Act.: xx.x ˚_C _Setp

Setp: yy.y ˚_C

Outdoor comp. Setp. -20.0 ˚_{C = zz.z}˚_C 14.7 ˚_{C = vv.v}˚_C Danvent DV TIME 2009-03-23 8:03 Syst: Stop ➞ ➞ ➞ ➞

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The display

shows

x 1 x 1 x 1 x 1 x 3

1.

2.

10.

11.

12.

3.

4.

5.

Value to be changed flashes.

Change of set point for normal flow (1/1) and for reduced flow (1/2). If the system is confi-gured to control the flow through the fans, the unit is m3/h or if the system is configured to control the pressure in the ducts, the unit is Pa.

6.

7.

The display is lit up Air control

Selection of supply air fan (SAF) or exhaust air fan (EAF).

Supply air fan selected as example.

Confirm change of the set point value with OK. Value to change is flashing.

Confirm selected value with OK.

Confirm change of the set point value with OK. Value to change is flashing.

Outdoor compensation of the airflow is able to reduce the air flow when the outdoor tem-perature is low. Two node points - outdoor temperature/airflow defines the reduction of airflow by declining outdoor temperature. The temperature compensation between the 2 node points is linear.

Select and confirm new value for normal air flow (1/1) and for reduced air flow (1/2).

➞

8.

9. Follow the steps

below

Setting of flows

SAF (SAF = Supply Air Fan) EAF (EAF = Exhaust Air Flow

Actual: zzz Setp: xxx

Setp 1/1: x.xxx m3/h eller Pa Setp 1/2: y.yyy m3/h eller Pa

Setp 1/1: xxx Setp 1/2: yyy

Outdoor comp. Setp

aa ˚_{C = bb m3/h or Pa depending} on configuration cc ˚_{C = bb m3/h or Pa depending} on configuration Danvent DV TIME 2009-03-23 8:03 Syst: Stopped

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The display

shows

x 4 x 1 x 1 x 1 x 4 x 1 x 1

1.

2.

3.

4.

5.

6.

7.

8.

9.

The display is lit up.

The display is lit up Time settings

Time settings

Select Timer Normal speed (example). (Do not select Time/Date, because this is the Calendar setting – time, date, weekday of the internal clock in the controller).

Confirm selected value with OK. Value to be changed flashes.

Return to menu to select: Timer Normal Speed or Timer Reduced Speed and so on.

Confirm selected value with OK. The system will automatically return to the start menu after some minutes.

Select Time/Date (this menu permits the setting of time and date in the internal clock) Time: 8:04 is activated for changes.

Value to be changed flashes

Confirm with OK when all values are OK. The system will automatically return to the start menu after some minutes.

To select the correct value. Confirm with OK.

Follow the steps

below

Schedule settings

Normal Speed Monday Per 1: 09:00 - 16:00 (Period 1) Per 2: 16:00 - 21:00 (Period 2) Monday Per 1: 07:00 - 1700 (Period 1) Per 2: 17:00 - 07:00 (Period 2) Time: 8:04 Date: 2009-03-23 Weekday: Monday Danvent DV TIME 2009-03-23 8:03 Syst:Stop Danvent DV TIME 2009-03-23 8:03 Syst:Stop Time/Date

Timer Normal Speed Timer Reduced Speed Extended running Holidays

Time/Date

Calender settings (time, date, weekday)

➞

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The display

shows

1.

2.

3.

4.

The display is lit up Time settings

Time settings

Select Holidays (Do not select Time/Date, because this is for setting the internal clock).

Select Extended running (Do not select Time/ Date, because this is for setting the internal clock)

Confirm selected value(example). Value to be changed flashes.

Extended running is activated for changes. Value to be changed flashes.

To select the correct value. Confirm with OK.

Confirm with OK when all values are OK. The system will automatically return to the start menu after some minutes.

x 4

x 1

x 4

x 1

7.

8. Setting of holidays

x 4

x 3

5.

6.

5.

6. Follow the steps

below

Holidays (mm:dd) 1: 01:01 - 01:03 2: 02:14 - 01:21

and so on - up to 24 holiday periods

Holidays (mm:dd) 1: 01:01 - 01:03 2: 02:14 - 02:21

and so on - up to 24 holiday periods

Danvent DV TIME 2009/03/23 8:03 Syst: Stop Danvent DV TIME 2009/03/23 8:03 Syst: Stop Time/Date

Time/Date

Extended running xx min

Time in ext. Running (minutes already spent of the extended run-ning time)

Setting of extended running

➞

8.

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The system is now logged on at the Service level and unskilled persons could change im-portant parameters and settings to values that will cause malfunction of the system. Go to the start menu to return the system immediatlely to the lowest access level – Operator.

Digit to be changed flashes (see page 2 as how to enter numbers) – Factory logged password is 1111, and it works if it has not been chan-ged by the user or service partner.

The display

shows

1.

2.

3.

4.

8.

7.

9.

10.

The display is lit up Access rights Select Log on

Return to start menu

Temperature

If the system is configured for cascaded room temperature control, this menu with max/min supply air temperature is displayed.

Value to be changed flashes. Confirm selected value with OK.

Acess rights

Select - Log off and select the answer – Yes

System returns to the start menu and is now logged on at the Operator-level.

Select and confirm new set point temperature.

11.

12. x 5

x 1

x 6

x 2

6. x 6

Setting of min/max supply air temperature

x 2

5.

13. Follow the steps

below

Danvent DV TIME 2009-03-23 8:03 Syst:Stop Danvent DV TIME 2009-03-23 8:03 Syst:Stop Log on Log off Change password Log on Enter password **** Actual level Operator Actual level: Service

max/min supply air setp Max: xx ˚_C Min: xx ˚_C Running mode Temperature Air control Time settings Manuel/Auto Settings Configuration Access Rights

Access to this menu requires log on at the high-authority level – ”Service”.

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Digit to be changed flashes (see page 2 as how to enter numbers) - Factory logged password is 1111, and it works if it has not been chan-ged by the user or service partner.

The display

shows

1.

2.

3.

4.

8.

9.

13.

10.

11.

12.

The display is lit up Access rights Select log on

Return to start menu Settings

Menus in settings

Select:

– Restore factory settings – Restore user settings

Confirm with OK for selected alternative. Value to be changed flashes.

To select menu – Save user settings.

Value to be changed flashes. Confirm selected value with OK.

Select and confirm new set point temperature. The system is now logged on at the Service level and unskilled persons could change im-portant parameters and settings to values that will cause malfunction of the system. Go to the start menu to return the system immediatlely to the lowest access level – Operator.

System returns to the start menu and is now logged on at the Operator-level.

Select – Log off and select the answer – Yes Access rights

14.

15.

16. x 5

x 2

x 1

x 2

x 1

x 3

x 1

x 2

6.

7. Restore Systemair factory settings or latest user parameters and settings

x 2

5. Follow the steps

below

Danvent DV TIME 2009-03-23 8:03 Syst:Stop Danvent DV TIME 2009-03-23 8:03 Syst:Stop Log on Log off Change password Log on Enter password **** Actual level Operator Actual level: Service Running mode Temperature .. Acces rights Control temp Control flow Alarm settings

Restore factory settings: No Restore user settings: No Save user settings: No Restore factory settings: No Restore user settings: No

Save user settings: No

Access to this menu requires log on at the high-authority level – ”Service”.

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