Kamstrup MULTICAL 803 User Manual

19Kamstrup A/S • 55122412_A1_GB_2019-03
MULTICAL® 803 & ULTRAFLOW®
9.6 M-Bus + pulse inputs, type HC-003-20
M-Bus module with primary, secondary and
enhanced secondary addressing.
The module is connected to an M-Bus master
via terminals 24 and 25 using a twisted pair.
The polarity is without importance for the
functionality.
The module is powered by the connected
master.
9.7 M-Bus + pulse outputs, type HC-003-21
M-Bus module with primary, secondary and
enhanced secondary addressing.
The module is connected to an M-Bus master
via terminals 24 and 25 using a twisted pair.
The polarity is without importance for the
functionality.
The module is powered by the connected
master.
9.8 M-Bus + Thermal Disconnect, type HC-003-22
M-Bus module with primary, secondary and
enhanced secondary addressing. The module
is connected to an M-Bus master via terminals
24 and 25 using a twisted pair. The polarity is
without importance for the functionality.
The meter must be supplied by 24 VAC or
230 VAC.
The module requires an external 24 VAC power
supply for operating the connected actuator.

Kamstrup MULTICAL 803 Specifications

General

Measurement principle	Ultrasonic
Pressure rating	PN16
Flow sensor type	Ultrasonic
Type	Ultrasonic heat meter
Application	Heating and cooling systems
Temperature measurement range	0 - 90 °C
Temperature range	0 - 90 °C
Accuracy	Class 2 (EN 1434)
Communication	M-Bus, Wireless M-Bus
Power supply	Battery
Battery life	Up to 10 years
Display	LCD
Protection class	IP65
Housing material	Stainless steel