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Kamstrup MULTICAL 401 User Manual

Kamstrup MULTICAL 401
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TECHNICAL DESCRIPTION MULTICAL
®
401
5512-091 GB/02.2008/Rev. J1
10
2.2 Electrical data
Supply voltage 3.6 V ± 5%
Battery 3.65 VDC, D-cell lithium
Replacement interval
- Mounted on the wall
- Flow sensor mounted
- ”Fast mode”
12 years @ t
BAT
30°C
10 years @ t
BAT
40°C
4 years @ t
BAT
30°C
3 years @ t
BAT
40°C
Mains supply 230 VAC +15/-30%, 50 Hz
24 VAC ±50%
Power consumption supply
1W
Backup mains supply Integral super-cap eliminates operational disturbances due to short-term power cuts
EMC data Meets EN 1434 class A
2.3 Mechanical data
Metrological class 2 or 3
Environmental class Meets EN 1434 class A
Ambient temperature 0…55°C (indoor installation)
Protection class IP54
Medium temperature 15…130°C At medium temperatures higher than 90°C in the flow sensor, use of flange
meters is recommended. Additionally, the calculator should be wall-mounted.
Storage temperature,
empty meter
-25…60°C
Pressure stage (with thread) PN16
Pressure stage (with flanges) PN25
Flow sensor cable 1.4 m
2.4 Accuracy
Sub-elements of the heat meter MPE according to EN 1434-1
MULTICAL
401, typical accuracy
Flow sensor
(2 + 0.02 qp/q) % (1 + 0.01 qp/q) %
Calculator
(0.5 + 
min
/) % (0.15 + 2/) %
Sensor set
(0.5 + 3 
min
/) % (0.4 + 4/) %

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Kamstrup MULTICAL 401 Specifications

General IconGeneral
BrandKamstrup
ModelMULTICAL 401
CategoryMeasuring Instruments
LanguageEnglish

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