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3.0 MECHANICALASSEMBLYAND INSTALLATION
3.1 SAFETYCONSIDERATIONS
To ensure safe operation, follow the guidelines below:
VISUALINSPECTION: Do not attempt to operate the instrument if damage
is found.
SIGNALWIRING: Insert the proper plus and minus signal wires into the plug-in
screw-clamp connector terminals marked plus and minus. Ensure that the wires
are securely clamped in the plug-in connector by rotating the screws in the
plug–in connector clockwise but do not exceed a torque of .5 newton-meter
(.37pound-foot). Then plug the connector firmly into the socket located on the
rear panel of the meter.
RAIN OR MOISTURE:Do not expose the instrument to condensing moisture.
3.2 INTRINSIC SAFETYPARAMETERS FOR FM (FACTORY MUTUAL)
Certificate No. 2Y4A4.AX
V max=12.5 V,
Imax=250 mA
Intrinsically Safe for Class I, II and III, Division 1, Groups, A,B,C,D,E,F and G
hazardous locations.
Ci=8.6 µF
Li=0 mH