About This Manual - Rice Lake IQ plus 310A XPCD Technical And Service Manual

About This Manual

The IQ plus 310A XPCD explosion proof digital weight indicator represents the latest in state-of-the-art
microprocessor technology specifically applied to the explosion proof weighing marketplace. This IQ plus 310A
has been modified for use in a hazardous environment.
This manual provides information on installation of the IQ plus 310A XPCD. The installer should be familiar
with the National Electrical Code and RP 12.6 ( Recommended Practice ) requirements for installation of
equipment in hazardous areas (NEC Article 504, Intrinsically Safe Systems ) published through the Instrument
Society of America.
This equipment is intended only for industrial applications.
Warning
This instrument and accompanying equipment must be installed and serviced by an
authorized technician in accordance with the instructions provided in this manual.
Improper specification, installation, or service of this equipment could result in personal injury or property
damage.
Read all of the manual prior to installation. Do not assume that all hazardous area installations are identical.
Do not begin installation until all safety procedures are in place including lockouts, additional ventilation, or
washdowns. Make sure plant safety personnel have checked the area in which you will be working and have
officially declared it safe for work to proceed.
All explosion proof enclosures must remain closed unless being serviced by qualified personnel in an area
which safety inspectors have tested and declared safe. Each opening must have a sealoff fitting or plug
correctly installed in it. Sealoff installation is critical. Maximum voltage inside of enclosure must not exceed
250VAC.
The illustrations shown on the following pages represent a basic explosion proof flame control theory
(XPCD).
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