Installation
Ex p Control unit
SILAS
pz
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A1-37S2-7D0001_pz_Manual_Exp-Control-Unit_20210923_0_en.docx
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5
Installation
Before starting work, find out about the general safety
instructions (see Chapter 2 Safety instructions).
Deviations in the installation of customer-specific assemblies
may occur.
Observe the chapters Installation and Electrical connections.
Carry out the installation according to the following sections, unless otherwise
agreed for customer-specific control units.
Installation Ex p control unit, type A7-37S2-2111/*520
Attach the Ex p control unit to the intended position
using the fastening lugs on the housing.
M6 screws with associated locking elements can be
used as fastening material.
The corresponding hole pattern is available in the
appendix.
Installation of the pressure outlet
Installation of the pressure outlet module for Zone 2/22
Type: 17-51P3-1604
Procedure:
A hole with a diameter of 37mm must be drilled into the wall of the
pressurized enclosure.
The air outlet with integrated flying spark barrier is inserted through the
hole.
The plastic body is screwed to the air outlet inside the pressurized
enclosure.
