Diehl 775 Instrucciones De Montaje página 23

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1. General
This guide is intended for trained specialised personnel. Therefore, it does
not include basic working steps.
The seal on the energy meter must not be damaged!
A damaged seal will result in immediate invalidation of the factory
warranty and verification. The cables supplied with the meter must
neither be shortened, extended nor changed in any other way.
Legal regulations and operating instructions for the use of energy
meters must be observed!
The installation must only be carried out by a specialist energy
meter installation and electrical company. The personnel must
be trained in the installation and handling of energy meters and
electrical devices as well as the applicable guidelines.
Medium: water, as per AGFW Instruction Sheet FW510.
If water additives are used (e.g. corrosion protection), the user
must make sure that the corrosion resistance is adequate.
This product is designated (where relevant) as a pressure main-
taining component in the sense of the Pressure Equipment Direc-
tive (PED) and may only be operated as a pressure maintaining
component with temperature sensors suitable for this purpose.
This product is not intended for used as a safety device in the
sense of the Pressure Equipment Directive (PED).
The following information should be taken from the type plate of
the device in question:
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The nominal diameter DN for the pipe
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The applied test pressure PT in Bar and the date
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The intended use
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The fluid group
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The mains voltage in volts
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Optional also as a separate variant for the medium Tyfocor LS (see
loop 3) available.
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The medium temperature is specified as 5 ... 130 °C (150 °C)
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The temperature range depends on variant and nominal size.
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The exact temperature range is shown on the type plate.
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The encapsulated variant is to be used if condensation is expected.
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