N-Tron 900 Switch User Manual


 
4/26/2007
5
900 Series Hazardous Location Installation Requirements
1. WARNING: EXPLOSION HAZARD. DO NOT DISCONNECT UNIT WHILE CIRCUIT IS LIVE,
UNLESS KNOWN TO BE NON-HAZARDOUS.
2. AVERTISEMENT: RISQUE D’EXPLOSION. NEPAS DE’BRANCHER TANT QUE LE CIRCUIT
EST SOUS TENSION, A’MOINS QU’IL S’ A GISSE D’UN EMPLACEMENT NON DANGEREUX.
3. WARNING: Install only in accordance with Local & National Codes of Authorities Having Jurisdiction.
4. Power must be supplied by an isolating source, and a 3.3A max rated UL recognized fuse must be
installed immediately before the unit.
5. Class I, Div 2 installations require that all devices connected to this product must be UL listed for the area in
which it is installed.
6. Only UL listed wiring with temperature ratings greater than 90
O
C permitted for Class I, Div 2 installations
operating at temperatures up to 70
O
C ambient.
7. Limited Operating Voltage: 12-30V for Class I, Div 2 installations.