VOLTMAX ELECTRIC BOILER Installation and Operation Manual
(
Revised August 2017)
, Page
34.
4.3.5.4 Contact Ext.
This configuration mode makes it possible to
operate the electric boiler or the auxiliary boiler
according to a contact. During a close contact at
the
BI-E
terminals, the electric boiler (
) is
activated. When the contact is open, the
auxiliary boiler (
) will be on. The auxiliary
boiler will not be allowed to operate if the electric
boiler lacks capacity.
Details of the variables in this mode are
presented in
Section 0
4.3.5.5 BiE (BI-Energy)
The Bi-Energy mode allows the auxiliary boiler
to operate when there is a lack of capacity.
Upon receipt of an electrical signal (contact
closed at
Bi-E
) and a request at the terminal of
W1
or
W2
, the contact at the terminal of
AUX
will be opened and thus the electric boiler (
) is
allowed to operate and the auxiliary boiler is
deactivated.
When an electrical signal is absent (contact
open at
Bi-E
) and a request is present at the
terminals of
W1
or
W2
, the contact will close at
the terminal of
AUX
, in order to operate the
boiler Auxiliary (
) and not the electric boiler.
Details of the variables in this mode are
presented in
Section 0.
4.3.5.6 Manual
Manual mode is used to manually select the
operating mode of the system (Electrical or
Auxiliary).
Details of the variables in this mode are
presented in
Section 4.10.3
4.3.6
LIMIT SETTING
Configuring the boiler operating limits
Use this menu to adjust the permissible
operating boiler limits for various parameters.
This menu’s configuration options are presented
in detail in
Section 4.11
.
4.3.7 ALARM
Alarm Mode Configuration
When an alarm is active, it will be displayed on
the main display as a symbol.
An alarm is active
The boiler is in lock mode
HL
The high limit temperature has been
reached
LL
Low limit (Lack of capacity)
P
Pressure problem alarm
A
Electrical problem alarm
F
Flow problem alarm
Se
Sensor problem alarm
Ex: If P and Se are displayed at the same time,
this indicates a pressure sensor problem
A summary of active alarms is also available in
the
Boiler status
menu.
An alarm report is available under the
Alarm log
menu. Information about date, time and alarm
code is available in this menu. The internal clock
must be adjusted beforehand so that the alarm
registers
correctly.
Section
6
-
Troubleshooting
details alarm codes and
settings specific to this menu.
Details about this menu’s operation are available
in
Section 4.12