ATC MER1000 Operating And Installation Instructions Download Page 16

16

Runback ON, Setback ON,

Max Temp ON

Temperature

Runback

Set point

Heating End

Time

Temp Range available to User

Temp. increased

By user to Max.

Max Temp.

Set point

Heating Start

Setback Limit

Temperature

21

.5°C

Wed. 11:00

Set point:

COMFORT

21

.5°C

Wed. 11:00

Set point:

COMFORT

21

.5°C

Wed. 11:00

Set point:

COMFORT

When all 3 settings are activated then the user 

has a choice between Setback as a minimum and 

the Max temp setting as a maximum.

The  Convector  will  always  come  on  at  the 

Runback set point.

In  the  example  above  the  user  has  activated 

Runback and then increased the temperature to 

the Max Temp set point after a time.

ERROR CODES

The  Merida  Convector  continuously  checks  to 

ensure  that  it  is  working  correctly  all  the  time, 

however in some cases the convector may display 

an Error code on the screen.

Below  you  will  find  each  code  and  a  short 

description on the cause of each issue. 

E1  Short circuit for Element controller.

E2  Very High Load >2800w.

E4   High Temperature in Controls detected.

OC  Disconnected or Open circuit temperature 

 

sensor.

SC  Damaged or Short circuit temperature

 

sensor.

When the display shows E2 or E4 the element 

will be turned off.

If the screen shows E1 the high level cutout will 

open and turn the element off. 

In  the  case  of  any  error  code  shown  please 

contact 

[email protected]

  for  support;  please 

include an image of your serial number and the 

Error code with the email.

TROUBLESHOOTING

If the power of the Lithium 

battery drops, in every 

active  screen  a  small  icon 

will remind the user that the 

battery is flat. The time and 

date is not retained if the 

convector  main  switch  is 

disconnected.

If  the  convector  is  paired  with  an  internet 

connected Gateway the time and date are always 

updated  when  the  convector  reconnects  to  the 

Gateway.

When a convector has 

been paired with a Gateway, 

the  text  “Link”  and  an 

antenna with flashing waves 

appears on the top right of 

the screen.

When  the  Gateway  is  not 

powered or it is too far away 

from convector, the Link text 

alternates with a red antenna 

without  waves  to  alert  the 

user that the convector 

cannot  communicate  with 

the Gateway.

If a convector is paired with a Gateway, and the  

internet connection is lost the heating system is 

not accessible from the app. 

However  the  running  schedule  remains  in  the  

convector  memory  and  continues  with  the  last 

user setting once the lithium battery is not flat. 

The  Lithium  battery  (CR2032)  life  is  around  5 

years from date of manufacture, this life can be 

decreased depending storage conditions.

To change the battery contact your installer or 

an electrician. 

Summary of Contents for MER1000

Page 1: ...R500 MER750 MER1000 MER1500 MER2000 NOTE A qualified electrician must carry out the electrical installation of this convector The Electrical installation must comply with the current UK and Irish regu...

Page 2: ...IONS 8 Manual Programming 9 Set program temperatures 9 Setting the time and date 9 Entering a program 10 Boost 11 Display settings 11 Programming with App 12 Keypad Locking Anti Tamper 12 Advanced set...

Page 3: ...r to the user ATTENTION The heaters must not be covered by clothing containers or any other objects that may block the air ventilation VERY IMPORTANT The OFF indicator shown on the heater s control pa...

Page 4: ...eater directly on the floor Make sure that the wall where the heater is going to be mounted is suitable to bear the heater s weight Use the correct fixing for the type of wall the heater is to be moun...

Page 5: ...re the maximum rate of heat convection the air circulation channels provide a very efficient convection effect The aluminium heating element ensures maximum heat output Designed and fabricated in acco...

Page 6: ...0mA We recommend that the connection box is positioned 10cm to the right of the heater and 15cm above the floor LOCATION The ideal place to site the heater is as close as possible to coolest wall in t...

Page 7: ...be used in Manual mode or Easy mode which bypasses any programming and provides simple On Off operation 2 Attach the mounting bracket to the wall using the screws provided screw through the lower hori...

Page 8: ...reen will turn blank and the convector will lose any connection with the Gateway Stand by function From any On screen press the OK Mode button until the symbol is present as shown in the following scr...

Page 9: ...g symbol will be shown indicating that the convector is producing heat When the room temperature equals or is above the set temperature the heating symbol will not be present indicating the convector...

Page 10: ...egin to flash Change the On time to the starting time the convector should heat 7 00 in our example press OK and the OFF time starts to flash Change the OFF time to the end of the heating period requi...

Page 11: ...turn off The Merida convector features a responsible consumption Eco Display mode this mode will show a coloured bar across the bottom of the screen to encourage the user to set an economical tempera...

Page 12: ...ed to lock the keypad 0 0 0 0 by default See Password Settings Chapter for further details on changing passwords To Lock the convector Press and hold the and buttons until the lock screen appears Ente...

Page 13: ...temperature at the programmed starting time The Low Surface Temperature LST menu will allow the output of the heater to be limited to a lower setting to prevent the surface of the heater becoming too...

Page 14: ...k mode for use when the heater will be installed in areas where restricted user control is required When Runback Mode is active it allows the user to set the convector to run for a specific pre set am...

Page 15: ...d is set in the Runback Temp menu Use to Set the temperature and Press OK Please note that the Runback temperature cannot be set higher than the Comfort setting in the main menu SETBACK The setback mo...

Page 16: ...e high level cutout will open and turn the element off In the case of any error code shown please contact Technical ATC ie for support please include an image of your serial number and the Error code...

Page 17: ...t mode temperature 21 C Boost mode time 1 hour Low Surface Temperature Disabled Password status Activated Password 0000 Units C Keyboard Unlocked Easy mode Disabled Runback mode Disabled Setback Disab...

Page 18: ...0005 kW 0 0005 kW 0 0005 kW 0 0005 kW In standby mode elSB 0 0005 kW 0 0005 kW 0 0005 kW 0 0005 kW 0 0005 kW Type of heat output room temperature control Electronic room temperature control plus week...

Page 19: ...19 THIS PAGE IS PROVIDED FOR YOU TO MAKE NOTES FOR YOUR PROGRAMMING...

Page 20: ...is covered under the guarantee Transportation charges are not covered under the guarantee The guarantee is valid in the UK and Ireland only This guarantee is additional to your statutory rights In th...

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