(Revised 2011-09-28)
ELECTRICAL SAFETY WARNINGS
This equipment is suitable for use in Class I, Division 2, Groups A, B, C, and D or non-hazardous locations
only.
This equipment must be used with a Listed UL Industrial Power Supply.
A Recognized or Listed fuse, rated maximum 3A, minimum 30VDC, must be installed on the line side of the
device.
WARNING – Explosion Hazard – Substitution of components may impair suitability for Class I, Division 2.
WARNING – Explosion Hazard – Do not disconnect while circuit is live unless area is known to be non-
hazardous.
WARNING – Explosion Hazard – Do not replace the device unless power has been switched off or the area is
known to be non-hazardous.
Use 110°C or higher rated copper wire, (0.22Nm) 2 lb/in tightening torque for field installed conductors.
WARNING: Do not operate the equipment in the presence of flammable gasses or fumes. Operating
electrical equipment in such an environment constitutes a definite safety hazard.
WARNING: If the equipment is used in the manner not specified by N-TRON Corp., the protection provided
by the equipment may be impaired.
WARNING: Do not perform any services on the unit unless qualified to do so. Do not substitute
unauthorized parts or make unauthorized modifications to the unit.
WARNING: Do not operate the unit with the end plates removed, as this could create a shock or fire
hazard.
WARNING: Properly ground the unit before connecting anything else to the unit. Units not properly grounded
may result in a safety risk and could be hazardous and may void the warranty. See the grounding technique
section of this user manual for proper ways to ground the unit.
WARNING: Do not operate the equipment in a manner not specified by this manual.
WARNING: Do not work on equipment or cables during periods of lightning activity.
WARNING: Observe proper DC Voltage polarity when installing power input cables. Reversing voltage
polarity can cause permanent damage to the unit and void the warranty.
.
WARNING: Install only in accordance with Local & National Codes of Authorities Having Jurisdiction.
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