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Display readings are based on 

DDD-code 210

. At kamstrup.com you find a selection of interactive user guides based 

on other DDD-codes.

User Guide

Energy measurement

MULTICAL® 403 functions as follows:

The flow sensor

 registers the quantity of water which circulates through the system in cubic metres (m

3

).

The temperature sensors 

mounted in inlet and outlet pipes register the cooling, i.e. the difference between inlet and 

outlet temperatures.

MULTICAL® 403

 calculates energy consumption on the basis of volume of water and temperature difference.

Readings in the display

When the primary key   is activated, a new primary reading is displayed. The secondary key 

 is used to display 

historical readings and average values.
Four minutes after the latest activation of any front key, reading automatically changes to consumed energy.

Display readings

Consumed energy in kWh, 

MWh or GJ.

Activate 

 to view yearly 

and monthly log values. 

Volume of water consumed.

Activate 

 to view yearly 

and monthly log values. 

Number of operating hours.

Activate 

 to view error hour counter 

(number of operating hours with an 

error).

Current inlet temperature.

Activate 

 to view yearly and 

monthly average values.

Current outlet temperature.

Activate 

 to view yearly and 

monthly average values.

Current differential 

temperature (cooling).

Current water flow.

Activate 

 to view the max value 

of the current year followed by the 

max value of the current month.

Current heating effect.

Activate 

 to view the max value 

of the current year followed by the 

max value of the current month.

Accumulated consumption on 

inputs A and B. 

In this example for a connected 

water meter.

Current information code.

(Contact your utility company 

if the value differs from 

”00000000”).

The first digits of the customer 

number. 

Activate 

 to view the last digits 

of the customer number.

Depending on display code 

additional readings are 

displayed here.

Summary of Contents for MULTICAL 403

Page 1: ...Installation and user s guide MULTICAL 403 Kamstrup A S Industrivej 28 Stilling DK 8660 Skanderborg T 45 89 93 10 00 info kamstrup com kamstrup com...

Page 2: ...es must be drawn at min 25 cm distance from other installations Climatic environment Non condensing closed location installation indoors ambient temperature 5 55 C Maintenance and repair The district...

Page 3: ...supply 14 7 Testing of function 15 8 Electrical connection 15 9 Communication modules 16 9 1 Module overview 16 9 2 Pulse inputs 16 9 3 Pulse outputs 17 9 4 Data Pulse inputs In A In B type HC 003 10...

Page 4: ...s must be obeyed Pressure stage PN16 PN25 see marking Pressure stage Kamstrup sensor pair type DS PN25 Pressure stage Kamstrup pocket sensors type PL PN25 At medium temperatures above 90 C we recommen...

Page 5: ...either be exposed to jerking nor pulling Please be aware of this when binding the cables and be careful not to pull the binders unnecessarily tight as this may damage the cables Please also note that...

Page 6: ...pocket and secure the cable by means of the enclosed M4 sealing screw Fasten the screw with your fingers only Seal the pockets using seal and locking wire SECTION B B SCALE 1 1 B B SECTION B B SCALE 1...

Page 7: ...either PN16 or PN25 see marking Any provided blind plug extension and gland can be used with both PN16 and PN25 In connection with flow sensors with the nominal dimensions G Bx110 mm and G1Bx110 mm i...

Page 8: ...to be placed immediately before or after a pump G Ought not to be placed immediately after a double bend in two planes A B C D E F G In order to avoid cavitation the back pressure at the flow sensor t...

Page 9: ...3 2 Flange meters and screw type meters 3 5 m3 h 1 2 2 45 0 45 0 45 45 The flow sensor can be mounted at an angle of 0 and may be turned 45 upwards or 90 downwards Note In installations where the med...

Page 10: ...om the left Flow from the right Flange meter Flow from the left Flow from the right 3 5 Humidity and condensation If there is risk of condensation e g in cooling systems a condensation proof MULTICAL...

Page 11: ...s used The construction of MULTICAL 403 always provides minimum installation depth in connection with compact mounting Due to the design the mounting radius in critical places remains 60 mm both at 45...

Page 12: ...S 55121739_B1_GB_02 2020 MULTICAL 403 4 3 Position of calculator If the flow sensor is installed in a humid or condensing environment the calculator must be wall mounted and positioned higher than th...

Page 13: ...ach functionality has its own digit dedicated to the indication of relevant information For instance all information concerning temperature sensor t1 is shown in the display as the second digit from t...

Page 14: ...ction class II and are connected via two wire cable without earth through the big cable bush the second one from the right at the bottom of the connection base Use connecting cable with an outer diame...

Page 15: ...nd check that the displayed values for temperatures and water flow are credible values 8 Electrical connection The two matched two wire sensors are mounted in terminals 5 and 6 t1 as well as 7 and 8 t...

Page 16: ...A HC 003 43 PQT Controller HC 003 50 Low Power Radio inputs In A In B 434 MHz HC 003 51 Low Power Radio GDPR inputs In A In B 434 MHz HC 003 66 BACnet MS TP inputs In A In B HC 003 67 Modbus RTU input...

Page 17: ...uts always follow the least significant digit displayed for energy and volume respectively 9 4 Data Pulse inputs In A In B type HC 003 10 The data terminals are for example used for connecting a PC Th...

Page 18: ...us module has been designed to be part of Kamstrup s hand held Wireless M Bus Reader system which operates within the unlicensed frequency band in the 868 MHz area The radio module is available with e...

Page 19: ...motor valve can be made by short circuiting the test points Up or Dn The module requires that the meter is mains supplied The module requires an external power supply 9 12 Low Power Radio inputs In A...

Page 20: ...ables are connected to the terminals 137 138 and 139 The module requires that the meter is mains supplied 9 15 Modbus RTU inputs In A In B type HC 003 67 Modbus is often used in building automation sy...

Page 21: ...secondary key is used for accessing individual readings with the purpose of changing parameters SETUP loop Index number in display 1 0 Customer number No 1 3 001 2 0 Customer number No 2 3 002 3 0 Dat...

Page 22: ...22 Kamstrup A S 55121739_B1_GB_02 2020 MULTICAL 403...

Page 23: ...gs Consumed energy in kWh MWh or GJ Activate to view yearly and monthly log values Volume of water consumed Activate to view yearly and monthly log values Number of operating hours Activate to view er...

Page 24: ...Kamstrup A S 55121739_B1_GB_02 2020 User Guide MULTICAL 403 Kamstrup A S Industrivej 28 Stilling DK 8660 Skanderborg T 45 89 93 10 00 info kamstrup com kamstrup com...

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