Nordmann AT4 Operating Instructions Manual page 35

• "Drain Delay":
– Standby operation with keep warm function
In this operating mode the water in the cylinder is kept warm via the electrodes for a certain period
of time in standby operation. After the set period of time in standby operation has elapsed the heat­
ing is switched off.
Note: the keep warm function works only, if the external safety chain is closed.
Select "Idle Operat." in the water management settings submenu, then press the <Set> key. in
the upcoming Idle operation submenu set the parameters for standby operation with keep warm
function.
Settings
Power Limit :Set
On/Off Timer :Set
Water Manag.:Set
Date :11-08-31
Time :12:00
Esc Set
Settings:
• "Idle Mode":
• "Heat Power":
• "MaxHeatTime":
period of time in standby operation after which an automatic cylinder drain­
ing (partial or complete) takes place.
Factory setting: 72 h
Setting range: 1...720 h
Important: with outdoor operation it is mandatory to set the period of
time in standby operation after which an automatic cylinder draining takes
place to 1 hour.
Water Manag. Idle Operat.
Conductivity:>125µS Idle Mode
Drain Factor:1.0
Idle Operat.:Set
Force Drain :On
Force Delay :72h
Esc Set Esc
Idle Operat.
Idle Mode
Heat Power
MaxHeatTime :72h
Esc
Idle Operat.
Idle Mode
Heat Power
MaxHeatTime :72h
Esc
Idle Operat.
Idle Mode
Heat Power
MaxHeatTime :72h
Esc
"KeepWarm"
heating power during the keep warm period
Factory setting: 150 W
Setting range: 100...500 W
max. keep warm period
Factory setting: 72 h
Setting range: 1...720 h
Idle Mode
:IdleOnly KeepWarm
IdleOnly
Drain
KeepWarm
A.Freeze
Set Esc
:KeepWarm
:150W
Set
Heat Power
:KeepWarm 150 W
:150W 150 W
Set Esc
MaxHeatTime
:KeepWarm 72 h
:150W 72 h
Set Esc
Set
Set
Set
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