Alpha Reader; Technical Data - Grundfos ALPHA Reader MI401 Instrucciones De Instalación Y Funcionamiento

6.3 ALPHA Reader

The signal between the mobile device and the unit is lost.
The mobile device is outside
the Bluetooth range.
The battery level is low.

7. Technical data

Common data
Range
Operating time
Environment
Relative humidity
Operating temperature
Storage temperature
Grundfos ALPHA Reader
Voltage supply
Enclosure class
16
1. Move your mobile device closer to the
unit.
2. If the signal is not strong enough, use a
second unit as a signal repeater. See
section 7. Technical
1. Change the battery. Low battery level
affects the signal range.
20 metres in a free environment, no angle
restrictions.
The range is affected by the type of building
materials used for the walls.
Minimum 120 hours of operation.
If the unit is not used, the battery life is one
year.
Maximum 95 %
-10 to +55 °C
-4 to +130 °F
-20 to +70 °C
-4 to +158 °F
CR2032 lithium battery, 3 V
IP42
data.