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Electrical Heater
10.3 Start-up and Service
10.3.1 Operation Keys and Displays
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The heater and protecting box equipped with the temperature controller is a simple unit serving
to control the heating process. The unit controls the heater or set of the electric heaters which
are supplied from the power supply 230 V AC (1or 3 phase) or 400 V AC (3 phase).
The appearance and description of control push-buttons and information LEDs are shown below.
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2
3
Number Name
Alarm-LED diode
1
Heating-LED diode
2
„–" push button
3
„+" push button
4
LED display
5
Connecting the TR-01 controller to supply voltage 230V/400V AC (depending on version)
causes switching on the informative screen with the current software version and then switching
off mode of the controller (OFF).
In this mode controlling of the heating process is switched off – all heaters are disconnected
from the power supply. Pressing the push-button
change of the controller mode into switched on (ON) and displaying the current temperature.
From this moment the process of controlling heater/ heaters is switched on.
Description
LED diode flashes, when alarm status is detected.
LED diode lights during heating. For 3-phase unit diode flashes 1°C
before the preset temperature.
Reduces the setting value or, if pressed for approximately 3 seconds
– changes the status of controller (ON/OFF) (see diagram page 13 for
more information).
Increases the setting value or, if pressed for approximately 3 seconds –
moves to the menu for hysteresis change (ON/OFF) (see diagram page
13 for more information).
Displays the information on the current temperature, settings, alarms
and the status of the controller.
by approximately 3 seconds causes a
DHW PAW-VP - Installation manual – 2020-05
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