Modbus; Fault - Potterton Eurocondense five 125 kW Installation Manual

Gas condensing boiler
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7703301 - 01 - 16072018
All HCs in system: The domestic hot water charging takes into
consideration heating circuits/cooling circuit for all of the controllers in
the system.
Important
For all settings, the controllers that are in holiday status are also
taken into consideration for the DHW preparation.
Note OT limit ext source (6632)
Additional generators connected via the LBP can be locked or released
according to their own parameter based on the outside temperature (e.g.
air water heat pump). This status is distributed via LPB. The master thus
knows via a cascade whether an additional generator (slave) is available
according to its own application limits (outside temperature) or not, and
can then connect it accordingly.
No: The outdoor temperature limits of the external generator have been
breached.
Yes: The outdoor temperature limits of the external generator have been
met.
Clock mode (6640)
This setting determines the effect of the system time on the controller time
setting. The following settings are possible:
Autonomously: The time can be adjusted at the controller. The time of
the controller is not adapted to the system time.
Slave without remote setting: The time cannot be adjusted at the
controller. The controller time is constantly synchronised to the system
time.
Slave with remote setting: The time can be adjusted at the controller.
The system time is synchronised simultaneously as the change is
adopted by the master. The time of the controller is then continually
adapted to the system time.
Master: The time can be adjusted at the controller. The controller time is
defaulted to the system. The system time is adapted.
Outside temp source (6650)
In the LPB system only one single outside temperature sensor is
necessary. This delivers the signal via the LPB to the controllers without a
sensor. The first figure in the display is the section number, the second is
the appliance number.
9.2.19

Modbus

General
The Modbus interface can be used to connect to the control system or
operating unit to exchange process and operating values.
See
You can find further information in the
the Modbus interface.
9.2.20

Fault

Message (6700)
A current existing error in the system is displayed here in the form of an
error code.
Display SW diagnostic code (6705)
In case of a fault, the display fault is on permanently. In addition, the
diagnosis code is displayed on the display.
9 Settings
Accessory instructions for
121

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