iSense control and cause an error message (OT ERROR) flashes in the display and
the boiler will operate continuously to achieve the flow set point.
2.7.9 Connecting an external interlock
The Remeha Avanta is supplied with an external interlock function. A volt free
switching device (i.e. external gas pressure switch, safety thermostat for under floor
heating) can be connected to connectors 5 and 6 of the X9 terminal strip after
removing the existing link. When this circuit is open the boiler will shut down with the
display showing (code
[9]
) and will restart when the circuit is closed.
fig. 26 Wiring diagram for an external interlock
R000195-A
page 23
2.7.10 Connecting remote alarm and boiler run indication
As standard the boiler is supplied with 3 volt free connectors on terminal X7. They
can be used for an external gas valve, remote alarm and boiler run indication.
• Common alarm signal connect to connectors 1 and 2 on terminal X7. Contact
closes on lock out. For this purpose set parameter
[2][4]
from
[0]
to
[1]
.
• Boiler run signal connect to connectors 1 and 3 on terminal X7. Contact closes on
heat demand. For this purpose set parameter
[2][4]
from
[0]
to
[2]
.
Summary of Contents for Avanta 12v
Page 34: ...fig 16 Connecting external controls R000158 A page 18 ...
Page 35: ......
Page 63: ...fig 42 Read out settings LT AL W7H 000 046 ...
Page 68: ...fig 43 Change parameters in service level LT AL W7H 000 047 ...
Page 70: ...fig 44 Change boiler output LT AL W7H 000 048 ...
Page 87: ...fig 59 Assembling the boiler 59970LTGBW7H031 page 44 4 ERRORS 4 1 General ...
Page 96: ......
Page 99: ...fig 62 Exploded view Remeha Avanta 59970EVGBW7H010 ...
Page 108: ...page 60 ...
Page 109: ...page 61 ...