Pressure gauges with inductive contact model 831, for hazardous areas
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14320154.01 06/2019 EN/DE
EN
5.2 Electrical connection
The electrical connection must only be made by qualified skilled personnel. Connection
details and switching functions are given on the product label. Connection terminals and
ground terminal are appropriately marked. The instrument must be connected to the equipo-
tential bonding of the plant.
The instrument may only be operated with corresponding isolating amplifier (see
chapter 9.4, model 904.xx).
Performance data (see chapter 9 „Specifications“)
Safety instructions for installation
Install instruments in accordance with the manufacturer's instructions and the valid stand-
ards and regulations.
Only connect circuits with the same voltage and type of protection to the switch contacts
and connecting cables.
Size the connecting cables for the largest current strength in the circuits and ensure
sufficient UV resistance and mechanical stability.
With flexible connecting cables, use isolated end splices. Max. permissible conductor
cross-section 1.5 mm².
Connecting cables must be suited to the ambient temperature range of the application.
5. Commissioning, operation
