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M2 Series
Certification/Safety/Warnings
The following defines the certification and area classification of
the Manometer product.
Note the following WARNINGS and requirements:
•
Substitution of components may impair Intrinsic Safety
•
To prevent ignition of flammable or explosive atmospheres,
disconnect power before servicing.
•
To prevent ignition of flammable or explosive atmospheres,
DO NOT open or service unit, including battery
compartment, in flammable or explosive atmosphere
DO NOT rub, clean or wipe the surface of the
membrane keypad as it may build a static charge
DO NOT mix old batteries with new or mix
batteries from different manufacturers
DO NOT replace batteries in explosive or
hazardous atmosphere
DO NOT use any battery type other than those
listed on Dwg. No. 9R000056 "M2 Intrinsically
Safe Control Document".
•
User must use a wrench on the pressure manifold when
installing user's 1/8" NPT fitting. Do not tighten the fitting
without using a wrench on the pressure manifold. Failure to
use a wrench on the manifold will damage the plastic
enclosure and void warranty No torque should be applied to
the manifold with respect to plastic enclosure.
www.meriam.com
page 25 of 31
Instruction Manual 9R000045-A
APR2007
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