english
Operating Instructions
Switching Repeater Type 9170/*1
11
1
Safety instructions
The most important safety instructions are summarised in this chapter. It is intended to
supplement the relevant regulations which must be studied by the personnel responsible.
When working in hazardous areas, the safety of personnel and plant depends on
complying with all relevant safety regulations. Assembly and maintenance staff working on
installations therefore have a particular responsibility. The precondition for this is an
accurate knowledge of the applicable regulations and provisions.
When installing and operating the device, the following are to be observed:
The national installation and assembly regulations (e.g. EN 60079-14) apply.
The Switching Repeater must be installed outside of the hazardous area.
The Switching Repeater types 9170/*1-*d-6* with d = 0, 1 or 4 may also installed in Zone
2, Zone 22.
If used in Zone 2, the Switching Repeater must be fitted in an enclosure which complies
with the requirements of EN 60079-15.
If used in Zone 22, the Switching Repeater must be fitted in an enclosure which complies
with the requirements of EN 61241-0 (e.g. in an enclosure type 8146 from R. STAHL
Schaltgeräte GmbH).
The Switching Repeater may be connected only to devices in which no voltages higher
than 253 V AC (50 Hz) may occur.
National safety and accident prevention regulations.
Generally recognised technical regulations.
Safety guidelines in these operating instructions.
Any damage can compromise and even neutralise the explosion protection.
Use the device
in accordance with the regulations
and for its intended purpose only (see
“Function”).
Incorrect or non-permissible deployment and/or non-compliance with the instructions of this
operating manual shall invalidate any warranty by us.
2
Conformity to standards
The information about the conformity to standards can be found in the manufacturer’s
declaration of conformity in the appendix of this document.
The current type examination certificate can be downloaded from the Internet
www.stahl-
ex.com
.
