Operational Menu; Service Menu - Panasonic PRO-HT Tank Series Technical Manual

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11.3.3 Operational Menu

Whilst in temperature display, press the

TING mode. Whilst in temperature display, press the

HYSTERESIS SETTING mode. The controller will exit from a setting mode after approximately

5 seconds of button inactivity. The description of parameters is presented below.

1. Setting of temperature

In this menu, the user sets the temperature to which the tank is to be heated. If 3 heaters are in-

stalled in the 3 phase system, one of three heaters will be switched off 0.5 °C before the preset

temperature. The LED diode which shows heating starts flashing.

Depending on the application, the temperature range may be set from 15 to 160 °C.

2. Setting of hysteresis

In this menu, the user sets the temperature hysteresis (the value by which the tank temperature

has to decrease before heating is reactivated). Hysteresis may be set within a range 1 to 10 °C.

The service menu is available when the controller operates in the switched off mode (OFF). The

push-button

Then, within 2 seconds, the push-buttons

ing these steps causes entering the advanced service mode and appearing the first of param-

eters – SETTINGS OF HEATING DETECTION. Pressing the push-button

of the value whilst pressing

the OFF display is automatic after 5 seconds counted from the last pressing of the button.

The description of the described parameters is shown below:

1. Setting of heating detection

From this menu, the user can set the heating detection status. Hd1 = heating detection ON, Hd0

= Heating detection OFF. If heating detection is deactivated, Lack of heating (NoH), and Lack of

water (NoL) alarms will also be deactivated. In the event that frequent NoH and NoL alarms are

shown during heating, heat detection can be set to Hd0 to prevent alarms from being displayed.

PAW-VP•LDHW - Technical Manual – 2020-07

shall be pressed while switching on the unit until the inscription OFF appears.

causes moving to the next parameter. Return from settings to

button once to enter the TEMPERATURE SET-

button for 3 seconds to enter the

and

shall be pressed one after another. Mak-

Electrical Heater

causes change

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