Diehl Metering IZAR RC 868 i WATERBOX G4 Benutzerhandbuch - Seite 5

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IZAR RC 868 i W G4
2.1.3

INTEGRATION OF BACKFLOW

IZAR RC 868 i W G4 has a flow direction detection feature and a special algorithm enabling it to take
into account a backflow situation. The index transmitted by IZAR RC 868 i W G4 is a "real time"
index -> backflows are registered immediately.

2.2 TECHNICAL SPECIFICATIONS

Communication protocol
Frequency
Frequency modulation
Transmission power
Standards
Battery
Battery lifetime
Sensor
Ambient operating temperature
Storage temperature
Protection index
Configuration interface
* Under standard conditions of use and temperature. Theoretical lifetime, not guaranteed.

2.3 DETAILS OF THE FUNCTIONS AND ALARMS

2.3.1

FUNCTIONS DETAILS

Current index*
11 historical index values*
Detailed leaks information*
Integrated data logging function
*Information not available in "extended historical values" mode: 31 daily historical values or 29
hourly historical values, no current index, no detailed leakage information in the frame.
OMS V 3.0.1
868.95 MHz in R3 mode | 868.30 MHz in R4 mode
FSK
16 mW
EN 300 220, CE, EN 13757-3/-4, RED directive
1 fixed 3.6V lithium battery
up to 15 years *
inductive technology
-15°C ... +55°C
-20°C ... +70°C
IP68
Infrared
Real time index transmitted by the radio.
Indexes recorded on specific dates. Either daily, weekly, monthly
(i.e. the first of each month) or yearly (i.e. 1st day of each year).
The following detailed information is provided:
Number of leaks
•
•
Date of the last leak
Leak duration in days
•
Estimated volume of the leak in m
•
•
Cumulated duration of the leak(s) in days
Estimated cumulated volume of the leak(s) in m
•
By default, the backup interval is 30 minutes allowing the recording
of the last months of consumption. IZAR LOGGER software can be
used to access the data and to change parameters via the IrDA
interface.
5
3
3
10/2020