2 Important Safety Information
Power, input and output (I/O) wiring must be in accordance with Class I, Division 2 wiring methods
Article 501-4 (b) of the National Electrical Code, NFPA 70 for installations in the U.S., or as
specified in Section 18-1J2 of the Canadian Electrical Code for installations within Canada and in
accordance with the authority having jurisdiction.
WARNING !
EXPLOSION HAZARD - SUBSTITUTION OF COMPONENTS MAY
IMPAIR SUITABILITY FOR CLASS 1, DIVISION 2.
WARNING !
EXPLOSION HAZARD – WHEN IN HAZARDOUS LOCATIONS, TURN
OFF POWER BEFORE REPLACING OR WIRING MODULES.
WARNING !
EXPLOSION HAZARD - DO NOT DISCONNECT EQUIPMENT
UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS
KNOWN TO BE NONHAZARDOUS.
WARNING !
USB PORTS MAY BE PERMANENTLY USED IN NON-HAZARDOUS
APPLICATIONS. USB PORTS MAY BE USED FOR CORRECTIVE
MAINT
E
NANCE IN LOCATIONS CLASSIFIED AS HAZARDOUS BUT
ARE KNOWN TO BE IN A NON-HAZARDOUS STATE.
SCADAPack 350 Hardware Manual
February 14, 2007
8