Safety Instructions; Designated Use; Installation, Commissioning And Operation; Operational Safety - Endress+Hauser EngyCal RH33 Handbuch

Safety instructions

1 Safety instructions
Safe operation of the device is only guaranteed if the Operating Instructions have been read and
the safety instructions they contain have been observed.
1.1

Designated use

The BTU meter is a device for measuring energy flow in heating and cooling systems. The
line-powered arithmetic unit can be used universally in industry, long-distance heat and building
systems.
– The manufacturer cannot take responsibility for any damage caused by misuse of the device.
It is not permitted to make any changes or reconstruction to the device.
– The device may be operated in built-in state only.
1.2

Installation, commissioning and operation

The BTU meter is safely manufactured using state-of-the-art technology and complies with the
respective regulations and EU Directives. The device could be dangerous if it is incorrectly
installed or used.
Installation, wiring and maintenance of the device must be carried out only by trained, skilled
personnel authorized to perform such work and instructed by the facility's owner-operator. The
skilled personnel must have read and understood these Operating Instructions and it is
mandatory for them to follow the instructions they contain. The operator must ensure that the
measuring system is correctly wired in accordance with the wiring diagrams. When the housing
cover is removed, the shock protection is disabled (danger of electrocution). The housing may
be opened by trained skilled personnel only.
The BTU meter may be operated in built-in state only.
1.3

Operational safety

Technical improvement
The manufacturer reserves the right to improve and update the technical details. For details of
improvements or additions to these instructions, please contact your local sales organization.
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EngyCal® RH33
Endress+Hauser