Novatek EM-129 Operating Manual Download Page 8

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EM-129 

                                  

                                                                               

NOVATEK-ELECTRO

 

3.4.2. Control and setup via “my.overxis.com” service 

Control and setup via "my.overvis.com" service is possible only after preliminary setup of Wi-Fi connection and 

registration on the "my.overvis.com" server (see paragraph 3.4.1). 

Enter the “https://my.overvis.com.com” link on the electronic device (PC, laptop, mobile phone, iPad, etc.), in the 

address bar of the Web browser (Chrome, Opera, Fire Fox, etc.), and make a click-through. 

Options for connecting to EM-129 (Log in to your account, register or connect to the device using a temporary 

link)  will  be  displayed  on the  screen  of  the  device from  which  the  transition was made.  You must  select  the most 
suitable option and follow the on-screen instructions. 

To disconnect from the EM-129, you must click the "Exit" button or simply close the "my.overvis.com" page. 

 

3.4.3 Control and setup via a local Wi-Fi network 

Control and setup via a local Wi-Fi network is possible only after pre-setting the Wi-Fi connection (see paragraph 

3.4.1). 

 

In the settings of the router, reserve the IP address for the  device by 

its  MAC  address  (see  the  Operation  Manual  for  the  router).  Or,  when 
setting up a Wi-Fi 

connection, you need to set the value “Manual” in the 

“TCP/IP Settings” field and specify the static settings. 

 

IP  address

  -  an  unoccupied  address  in  your  network  (example: 

192.168.0.105 or 10.0.0.5); 

 

Subnet mask

 - the mask of your subnet (example: 255.255.225.0 

or 255.0.0.0); 

 

The  main  gateway

  -  the  IP  address  of  your  router  (example: 

192.168.0.1 or 10.0.01); 

 

DNS1

 - primary name server (example: 208.67.222.222); 

 

DNS2

 - secondary name server (example: 8.8.8.8). 

On an electronic device (PC, laptop, mobile phone, iPad, etc.), in the 

address bar of a Web browser (Chrome, Opera, Fire Fox, etc.), enter the 
link “http://192.168.0.105” and click through it (where 192.168 .0.105 is a 
reserved or statically specified IP address of the device on the router). 

On the screen of the device from which the transition was made, the 

page for entering the device password will be displayed (see Fig. 7), you 
must enter the password (default is “admin”) and click the “Enter” button.

 

 

 

Fig. 7 

 local entry to EM-129

 

 
3.5 Use of the device 

In description of the device operation, the settings set by the manufacturer are used. 

 

Note

 - 

all described thresholds and time delays can be changed by the user in the device settings.

 

 

3.5.1 Operation of the device 

After  connecting  meter  EM-129  to  the  mains,  automatic  reclosing  time  for  5  s  will  occur,  then,  if  the  mains 

voltage is within the acceptable limits, the device starts turning on / off the load according to the schedule set by the 
user (automatic operation mode). 

 

Note

  - 

After  5  seconds, if  the  schedule is not  set,  the  system  automatically switches  to  the  manual  mode  (the 

state of manual control is saved when the power is turned off).

 

 

Meter EM-129 constantly monitors the value of the mains voltage, and after tripping on the load - the amount of 

current  and  power  consumed  by  the  load.  If  one  of  them  goes  beyond  the  established  limits,  meter  EM-129 
performs an emergency load disconnection. 

In  addition,  after  connecting meter EM-129  to  the mains,  a  connection is made  to  the user's Wi-Fi  network  (to 

synchronize the time with the NTP server and access to the “my.overvis.com” service). 

Every  5  minutes,  the  EM-129  saves  the  log  (voltage,  current,  power,  etc.)  to  non-volatile  memory,  for  further 

transmission to the ”my.overvis.com” service. 

When 

a  manual  control  command  is  received  (from  the  front  panel  or  the  “my.overvis.com”  service),  the 

execution  of  the  current  scheduled  event  will  be  blocked,  the  load  will  be  tripped  off  (or  on  depending  on  the 
command), and the EM-129 switches to manual control mode. 

When the current event ends or the next scheduled event occurs, the manual control is turned off and the EM-

129 returns to automatic operation. 

 

3.5.2 Load voltage protection 

During operation, the EM-129 constantly measures the value of the mains voltage. 
If the voltage rises above the threshold of 255 V (“Upper cut-off threshold”), the load will be tripped off in 0.5 s 

(“Shutdown delay by upper threshold”). 

Summary of Contents for EM-129

Page 1: ...ol system on the development and deviceion complies with requirements ISO 9001 2015 Dear customer Company NOVATEK ELECTRO LTD thanks you for purchasing our devices You will be able to use properly the device after carefully studying the Operating Manual Keep the Operating Manual throughout the service life of the device Odessa Ukraine www novatek electro com ...

Page 2: ...E During operation and maintenance the regulatory document requirements must be met namely Regulations for Operation of Consumer Electrical Installations Safety Rules for Operation of Consumer Electrical Installations Occupational Safety when in Operation of Electrical Installations Installation adjustment and maintenance of the device must be performed by qualified personnel having studied this O...

Page 3: ...us and Wi Fi network connection status When connecting meter EM 129 to the my overvis com service it is possible to control EM 129 from anywhere in the world where there is the Internet connectivity One can save energy and money by using meter EM 129 to control heating or ventilation appliances according to a pre planned schedule Key features Accounting for electric power consumed by the load Meas...

Page 4: ... Operating supply voltage V 220 240 Supply frequency Hz 50 60 Voltage at which operability remains V 100 450 Maximum switching current at active load A 63 Power of connected load W no more 14 000 Ready time at supply voltage supply s no more 1 5 Shutdown delay at voltage increase of more than 420 V and duration of more than 2 0 ms s no more 0 05 Shutdown delay at voltage increase of more than 30 V...

Page 5: ...e manual control mode When the current scheduled event is completed or the next scheduled event occurs meter EM 129 returns to the automatic mode of operation Wi Fi connection setup mode Meter EM 129 creates its own access point with the name EM 129_xxxxxx where xxxxxx is the unique device code The user having connected to this access point and in the Web browser Opera Chrome Fire Fox others by go...

Page 6: ...ctions and colors of the status indicator Table 2 Color of the status indicator when pressing the Wi Fi button Color Time of pressing s Action performed Purple 1 It is detected that the button is pressed no action will be taken Red 2 5 Turn on the load if it was disconnected or disconnect the load if it was turned on Blue red flashing 5 20 Enable Wi Fi connection setup mode Purple 20 25 Reset to f...

Page 7: ...a message on the successful saving will be displayed on the screen of the electronic device Wait for connection of EM 129 to the specified Wi Fi the status condition indicator will stop flashing often in blue and follow the link in the form of a green button at the bottom of the screen see Fig 5 Notes 1 if the status condition indicator is constantly flashing blue check the Wi Fi network and repea...

Page 8: ...tion was made the page for entering the device password will be displayed see Fig 7 you must enter the password default is admin and click the Enter button Fig 7 local entry to EM 129 3 5 Use of the device In description of the device operation the settings set by the manufacturer are used Note all described thresholds and time delays can be changed by the user in the device settings 3 5 1 Operati...

Page 9: ...be off in 5 0 s Cutoff delay After tripping off the load there will be return to automatic operation after the automatic reclosure time The operation of the device in emergency mode is described in paragraph 3 5 6 Load shedding due to a failure 3 5 5 Load protection by power consumption disabled by default During operation the EM 129 constantly measures the amount of power consumed by the load If ...

Page 10: ...QUIREMENTS OF THIS USER MANUAL THE USER WILL LOSE THE RIGHT TO WARRANTY MAINTENANCE 5 4 Warranty service is performed at the place of purchase or by the manufacturer of the device 5 5 Post warranty service of the device is performed by the manufacturer at current rates 5 6 Before sending for repair the device should be packed in the original or other packing excluding mechanical damage 6 TRANSPORT...

Page 11: ...ization A2 Status condition After successful authorization a status condition page will be displayed see Fig A2 where current information on EM 129 status is displayed At the top of the screen the device name overvis EM 129 the current power consumption by the load 0 W and the button to open the main menu are displayed In the middle of the screen there is a manual control button and readings of th...

Page 12: ...ill occur after clicking on menu item SCHEDULE Figure A4 Double clicking on a schedule adds an event Double clicking on an event opens the event settings window Changing the duration of the event is carried out by dragging the entire block or using the elements and To delete an event click in the upper left corner of the event To save the current schedule in EM 129 click the Save button To cancel ...

Page 13: ...e Save save the settings in the EM 129 Fig A5 Voltage protection POWER PROTECTION Protection permission to protection enabling disabled active or full power Power threshold value of power upon reaching which the load will be tripped off Cutoff delay protection response time when a threshold is reached Delay of re closure delay before re closure of the load in the event of an accident Re enable the...

Page 14: ...lock on the EM 129 set in seconds per day To enable time synchronization a parameter that allows you to enable or disable EM 129 to synchronize time with the NTP exact time server NTP server address address of the NTP time server Port a port for connecting to the exact time server Synchronization period a period with which the EM 129 will synchronize with the exact time server Save to save the set...

Page 15: ...on Current threshold s 1 0 63 0 63 0 Cutoff delay s 0 2 10 0 5 0 Re closure delay s 0 5 600 0 60 0 Number of re closures No 1 2 3 5 7 10 always 3 Power protection Protection enabling Off in active in full in active Power threshold W 100 14490 14490 Cutoff delay s 0 2 10 0 5 0 Re closure delay s 0 5 600 0 60 0 Number of re closures No 1 2 3 5 7 10 always 3 Frequency protection Upper threshold Hz 50...

Page 16: ...s 32 symbols of ASCII my overvis com Table B1 continued Port of connection 1 65535 20504 Options Front panel blocking in min No 1 10 No Meter blocking in min No 1 720 No Reset time of re closure counters min 1 60 1 Display brightness 1 15 10 ...

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