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Marking and sealing
Marking
The calculator
The following information can be found on the front of the
calculator:
•
Manufacturer's brand
•
Type of meter
•
Serial number
•
Year
•
Approval number
•
Temperature range
•
Temperature difference range
•
Accuracy class
•
Environmental class according to LST EN1434-1,
•
Electromagnetic and mechanical environmental class
•
Protection
•
Type of temperature sensor
•
Installation page (supply or return line)
•
Flows (Qi, qp, Qs)
•
Maximum temperature range for flow sensor
•
Maximum permissible working pressure
•
Nominal pressure
•
Voltage level for power supply
Terminal numbers are indicated next to the terminals
Flow sensors
There is the following information on the flow sensor:
•
Nominal diameter
•
Arrow for indicating a flow direction
Sealing
The seal of the manufacturer
•
A warranty designation on a screw in the enclosure's
enclosure (see below).
•
Sealing the screws on the protective cover for the flow
sensor (sticker or wire seal as shown below).
Valideringsplombering
•
A seal on a screw in the enclosure's enclosure (see be-
low).
•
Seals on the screws in the flow sensor housing (sticker
or wire seal as shown below).
Monteringsplombering
•
Sealing thread between the upper and lower part of the
enclosure's enclosure (see below)
•
Seal tube for temperature sensor (see below).
The meter must be sealed to ensure that it is not possible to
disassemble, remove or change the meter without apparent
damage to the meter or seal after commissioning.
Sealing of calculator
Explanations:
1.
Verification seals
2.
Factory seals
3.
Mounting seals
Ambiductor AB reserves the right to make changes without prior notice. Reprinting or copying this publication without permission is prosecuted.
Seals on flow sensors
DN15...20; L=110mm
DN25
DN 40 flange
Seals on temp sensor PL (dip tube)
At 45 ° inclination
Seals on temp sensor DS (direct)
18
DN15...20; L=130mm
DN40 thread
DN50 flange
Perpendicular to pipes