Ametek Thermox Series 2000 WDG-IV User Manual page 9

Important Notice to Users
No operator serviceable components inside any components of the WDG sys-
tem. Do not remove the cover from any WDG component. Refer servicing to
qualified personnel.
The following applies to the Series 2000 Control unit and the WDG-IV Division
2 Models:
Power, input, and output (I/O) wiring must be in accordance with Class I, Divi-
sion 2 wiring methods [Article 501-4(b) of the National Electric Code, NFPA 70]
and in accordance with the authority having jurisdiction.
The maximum ambient temperature for the Series 2000 control unit is 50 °C
(122 °F)
The Series 2000 Control Unit with WDG-IV sensor is a complex piece of equip-
ment that should only be serviced by a qualified service technician with expertise
in instrument technology and electrical systems. AMETEK recommends that
all equipment requiring service be sent back to the factory. You should only
attempt to repair or service this equipment after receiving training from an
AMETEK/P&AI Division training representative. If you decide to service this
equipment be aware that high voltages, high temperatures, and other potentially
hazardous conditions may arise.
WARNING - EXPLOSION HAZARD - SUBSTITUTION OF COM-
PONENTS MAY IMPAIR SUITABILITY FOR CLASS I, DIVISION 2.
WARNING - EXPLOSION HAZARD - WHEN IN HAZARDOUS LO-
CATIONS, 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.
THIS EQUIPMENT IS SUITABLE FOR USE IN CLASS I, DIVISION
2, GROUPS A, B, C, AND D OR NONHAZARDOUS LOCATIONS
ONLY.
Contents | ix