Kamstrup MULTICAL 41 Installation And User Manual Download Page 13

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7.2 M-Bus/pulse inputs

The M-Bus module can be mounted in star, ring or bus topology.
The M-Bus module is available in two versions:

•

supporting primary addressing

•

supporting primary and secondary addressing

The M-Bus network
is connected to the
terminals 24 and 25.
The polarity is
unimportant. The
M-Bus module is
available with pulse
inputs.

Summary of Contents for MULTICAL 41

Page 1: ...Installation and User s Guide MULTICAL 41 Water Meter www kamstrup com...

Page 2: ......

Page 3: ...MULTICAL 41 English I N S T A L L A T I O N Kamstrup A S Industrivej 28 Stilling DK 8660 Skanderborg TEL 45 89 93 10 00 FAX 45 89 93 10 01 info kamstrup com www kamstrup com...

Page 4: ...vironment M1 fixed installation with minimum vibration Electromagnetic environment E1 Domestic and light industrial Signal cables from the meter must be separated by at least 25 cm distance to other i...

Page 5: ...nitors a number of important functions If a serious error occurs in the metering system or in the installation an E appears in the left side of the display and an information code can be read by activ...

Page 6: ...st not be exposed to pressures below ambient pressures vacuum Flowrate Operating conditions Q1 Minimum flow rate Lowest flow rate at which it is required that the water meter operates within the maxim...

Page 7: ...Only in case of heavy flow disturbances before the meter will a straight inlet section be necessary 3 2 Installation angle The flow sensor can be mounted vertically horizontally or at an angle The flo...

Page 8: ...6 6 3 3 Mounting the calculator 41 mm 90 mm 27 mm 126 mm 30 mm Wall mounting of MULTICAL 41 MULTICAL 41 mounted on ULTRAFLOW by means of angle fitting 3026 252...

Page 9: ...ow 30 C The voltage of a lithium battery is almost constant throughout the entire lifetime of the battery approx 3 65 V Therefore it is not possible to determine the remaining capacity by measuring th...

Page 10: ...8 8 Black Red 24 VAC Use a transformer e g type 66 99 403 for a 24 VAC supply module NB This module cannot be supplied from 24 VDC Black Red 230 VAC This module is used for direct mains connection...

Page 11: ...rational check when the water meter is completely mounted Activate the push button on MULTICAL 41 and check that reliable display values for water flow etc appears 6 Electrical connection Terminal no...

Page 12: ...ernal reading plug which is connected as shown below 65 66 67 68 Input A Input B f 0 5 Hz f 0 5 Hz 62 63 64 Brown White Green The signal is passive and and galvanically separated through optocouplers...

Page 13: ...g or bus topology The M Bus module is available in two versions supporting primary addressing supporting primary and secondary addressing The M Bus network is connected to the terminals 24 and 25 The...

Page 14: ...ady to communicate in less than 10 seconds The radio module is read via the hand held terminal but is prepared to form part of a radio network For further information see Technical Description 5512 01...

Page 15: ...curs if the system has several inputs Aktual water flow Latest target date Peak flow max flow Volume count Information codes NB If the figure is bigger than 000 contact the water supplier The highest...

Page 16: ...ey is activated for 4 seconds the display changes between the primary and the secondary register 150 sec after the most recent activation of the front key MULTICAL 41 automatically changes to displayi...