Safety
Ex p Control unit
SILAS
pz
Page 10 of 88
A1-37S2-7D0001_pz_Manual_Exp-Control-Unit_20210923_0_en.docx
Rev. 0
2
Safety
Intended use
Exclusive purpose
The Ex p control unit SILAS serves exclusively as a controlling and monitoring
device for pressurized enclosures and is intended for use in explosion group II,
category 2GD (EPL Gb and EPL Db) and temperature class T4 or T5 or for use in
dusty environments with surface temperatures of T95 °C or T130 °C.
Furthermore, the safety function of the Ex p control unit satisfies the
requirements on SIL 2 according to IEC 61508 and performance level “d”
according to EN ISO 13849-1. The permissible operating data of the device used
must be observed.
Improper use
Any other use is not in accordance with the intended purpose and may lead to
damage and accidents. The manufacturer will not be liable for any use beyond
that of its intended purpose.
Warranty
WARNING
UNAUTHORISED MODIFICATIONS AND/OR ALTERATIONS TO THE CONTROL
SYSTEM.
Explosion protection as well as design and manufacture in line with strain
and safety requirements are no longer guaranteed.
Before making any modifications or alterations, contact the
manufacturer to obtain written approval.
Use only original spare parts and original wearing parts.
Assumption of warranty
The manufacturer assumes the complete warranty only and
exclusively for the spare parts ordered from the manufacturer.
As a basic rule, our “General Terms, Conditions of Sale, and Delivery” apply. They
are available to the managing operator on conclusion of contract at the latest.
Warranty and liability claims for personal injury and damage to property are
excluded if they are due to one or several of the following reasons:
Improper use of the Ex p control unit.
Incorrect installation, commissioning, operation and maintenance of the
Ex p control unit.
Non-compliance with the instructions in the manual with respect to
transport, storage, assembly, commissioning, operation and maintenance.
Unauthorized structural changes to the Ex p control unit.
Inadequate monitoring of parts that are subject to wear.
Improperly performed repairs.
Disasters caused by foreign bodies and force majeure.
