Kamstrup MULTICAL 403 Technical Description

MULTICAL® 403
Kamstrup A/S · Technical description · FILE100000166_B_EN-55121689_M1_07.2023
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11.2.4 HC-003-21: Wired M-Bus, outputs (Out-C, Out-D)
Wired M-Bus enables communication to battery supplied meters, without affecting the battery lifetime.
The Wired M-Bus module supports primary, secondary and enhanced secondary M-Bus addressing. The module
supports automatic baud rate selection among 300,2400,9600 and 19200 baud.
A large selection of datagrams for various applications can be configured into the M-Bus module.
11.2.5 HC-003-22: Wired M-Bus, Thermal Disconnect
Thermal Disconnect enables remote control of flow either for energy-management, or for maintenance purposes.
The Thermal Disconnect controls a thermal valve through commands sent via the wired M-bus.
11.2.6 HC-003-30: Wireless M-Bus, inputs (In-A, In-B)
The Wireless M-Bus module has been developed for Wireless M-Bus systems operating within the licence free band
of 868 MHz.
Communication is either C-mode or T-mode according to EN13757-4. The Wireless M-Bus module supports
individual encryption. Common encryption key is only available upon request.
A large selection of datagrams for various applications can be configured into the Wireless M-Bus module.

Kamstrup MULTICAL 403 Specifications

General

Type	Ultrasonic Heat Meter
Flow Sensor	Ultrasonic
Pressure Rating	PN16
Battery Life	Up to 16 years
Approval	MID Class 2
Display	LCD
Communication	M-Bus, Wireless M-Bus, Modbus, BACnet
Power Supply	Battery
Accuracy	Class 2
Protection Class	IP54
Housing Material	Composite
Flow Rate Range	0.6 m3/h to 15 m3/h