Kamstrup MULTICAL 602, Инструкция по установке и эксплуатации, Страница: 13 / 24

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6.2 Mains modules
The modules are protection class II. They are connected by means of a two-wire
cable (without earth) through the cable bush of the calculator placed in the right
side of the connecting base. Use connecting cable with 5-10 mm outer diameter
and ensure correct dismantling as well as correct mounting of cable relief.
Max. permitted fuse: 6 A
National regulations for electric installations must be observed.
6.2.1 High-power supply modules
These modules are galvanically separated from the mains supply. The modules
include a Switch Mode Power Supply (SMPS), which fulfils double-isolation
requirements when the calculator top is mounted. The modules are available in two
variants with either 24 VAC or 230 VAC connection.
6.2.2 Isolated linear supply modules
Black
Red
24 VAC
For instance 230/24 V transformer,
type 66-99-403, can be used.
note! MULTICAL® 602 cannot be
powered by 24 VDC.
230 VAC
This module is used in connection with
direct mains connection.
note! External supply must be connect-
ed to the supply module.
7. Testing of function
Carry out an operational check when the energy meter has been fully mounted.
Open thermoregulators and cocks to establish water flow through the heating
system. Activate the top key of MULTICAL® 602 and check that the displayed values
for temperatures and water flow are credible values.