Honeywell SGPTPRXXA1, Техническое руководство

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SIGNALPOINT PRO OPERATING MANUAL MAN0853 Issue 3 10/08
9
6 Electrical connections
WARNINGS
SIGNALPOINT PRO IS DESIGNED FOR INTRINSICALLY SAFE INSTALLATION AND USE IN ZONE 1 OR 2
HAZARDOUS AREAS IN EUROPE, AND DIVISION 1 AREA APPLICATIONS IN NORTH AMERICA.
INSTALLATION MUST BE IN ACCORDANCE WITH THE RECOGNIZED STANDARDS OF THE APPROPRIATE
AUTHORITY IN THE COUNTRY CONCERNED.
POWER MUST BE OFF AT THE SOURCE DURING WIRING OPEATIONS. WIRE ACCORDING TO CONTROL DRAWING
REQUIREMENTS. (P-1446)
FOR INTRINSICALLY SAFE INSTALLATION, THE BARRIER AND CONTROLLER MUST BE LOCATED IN A
NON-HAZARDOUS AREA. THE SENSOR ASSEMBLY ONLY, SHOULD BE IN THE HAZARDOUS LOCATION.
ALL INTRINSICALLY SAFE WIRING SHALL BE KEPT SEPARATE FROM NON-INTRINSICALLY SAFE WIRING.
TERMINATE BARRIER EARTH GROUND TO THE GROUND BUS OF THE POWER DISTRIBUTION PANEL
(CONTROLLER). RESISTANCE TO GROUND MUST NOT BE GREATER THAN 1.0 OHM.
ELECTRICAL APPARATUS CONNECTED TO AN INTRINSICALLY SAFE SYSTEM MUST NOT USE OR GENERATE
MORE THAN 250V (Vrms) WITH RESPECT TO EARTH GROUND.
INSTALLATION MUST BE IN ACCORDANCE WITH THE BARRIER MANUFACTURER’S INSTRUCTIONS AND WITH
ARTICLE 504/505 IN THE NATIONAL ELECTRIC CODE, ANSI/NFPA 7, AND/OR CANADIAN ELECTRICAL CODE,
SECTION 18.
BARRIER ENCLOSURE MUST MEET REQUIREMENTS OF ANSI/ISA S82 FOR USE IN NON-HAZARDOUS OR CLASS I,
DIVISION 2, GROUPS A,B,C AND D HAZARDOUS LOCATIONS. USE A UL LISTED OR NRTL APPROVED DUST TIGHT
ENCLOSURE AND CONDUIT FITTINGS APPROPRIATE FOR ENVIRONMENTAL PROTECTION IN CLASS II,
DIVISION 2, GROUPS F AND G, AND CLASS III, HAZARDOUS LOCATIONS.
ACCESS TO THE INTERIOR OF THE DETECTOR MUST ONLY BE CONDUCTED BY TRAINED PERSONNEL.
TO REDUCE RISK OF IGNITION OF HAZARDOUS ATMOSPHERE, DISCONNECT THE EQUIPMENT FROM THE
SUPPLY CIRCUIT BEFORE REMOVING THE METAL PLATE LOCATED ON THE DETECTOR HOUSING COVER.
BEFORE CARRYING OUT ANY WORK ENSURE LOCAL REGULATIONS AND SITE PROCEDURES ARE FOLLOWED.
APPROPRIATE STANDARDS MUST BE FOLLOWED TO MAINTAIN THE OVERALL CERTIFICATION OF THE
DETECTOR.
IT IS RECOMMENDED TO BUMP TEST THE SENSORS FREQUENTLY TO ENSURE PROPER OPERATION
DO NOT LEAVE UNIT WITH SENSOR INSTALLED UNPOWERED FOR LONG PERIOD OF TIME AT OR BELOW -10°C
TAKE CARE WHEN HANDLING SENSORS AS THEY MAY CONTAIN CORROSIVE SOLUTIONS.
DO NOT TAMPER OR IN ANY WAY DIS-ASSEMBLE THE SENSOR.
DO NOT EXPOSE TO TEMPERATURES OUTSIDE THE RECOMMENDED RANGE.
DO NOT EXPOSE SENSOR TO ORGANIC SOLVENTS OR FLAMMABLE LIQUIDS.
SENSORS ARE NOT INTENDED FOR USE IN ATMOSPHERES CONTAINING OXYGEN CONCENTRATIONS
GREATER THAN 21% BY VOLUME.