Technical specifications

Table 154. Mechanics

Type

Value

Casing material

Polystyrol (light grey)

Protection class

IP65

Dimensions

110 x 100 x 52 mm

Weight

140 g

Antenna wireless M-Bus

Internal

Mounting

Wall-mount


Table 155. Electrical connections

Type

Value

Power supply

Internal battery

Power consumption

12 years


Table 156. Environmental specifications

Type

Value

Operating temperature range

-20 to +45 °C

Storage temperature range

-40 to +30 °C

Operating humidity

0 to 95 %RH, no condensation


Table 157. Temperature sensor

Type

Value

Temperature range

-40 to +55 °C

Temperature 0 to +55 °C

+/- 0.2 °C

Temperature -20 to +0 °C

+/- 0.4 °C


Table 158. Humidity sensor

Type

Value

Range

0 to 100 %RH

Repeatability RH

+/- 0.1 %RH

Humidity 10 to 90 %RH

+/- 2 %

Humidity 0 to 100 %RH

+/- 4 %


Table 159. M-Bus 

Type

Value

M-Bus standard

EN 13757-4 (mode C1b)

M-Bus commands

SND_NR

Momentary values

Temperature

Humidity

Status

Historic values

Average values for last hour and last day for temperature and humidity

Transmit power

10 mW

Frequency

868.95 MHz


Table 160. Approvals

Type

Value

EMC

EN 61000-6-2, EN 61000-6-3


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