User manual

lNTRoD”C~oN: THIS SAFEIY DATA SHEET APPUES TO WC3000 lNSlTU OXYGEN ANALYSER
(pROBE),MPE No. lUO5680. THIS OXYGEN ANALYSER IS CERTlFlED EExd IIB 370 (Tl) :
ISSeP CERTlFlCATE No. 93C.103.1067.
THIS PIECE OF EQUIPMENT HAS BEEN DESIGNED AND MANUFACTURED TO OPERATE
SAFELY IN CERTAlN TYPES OF POTENTlALLY EXPLOSlVE ATMOSPHERES. lT Is ESSENTIAL
THAT THE EQUIPMENT IS NOT TAMPERED WITH OR DAMAGED IN ANY WAY WHICH
MIGHT LEAD TO A REDUCTlON IN lT’S ABIUTY TO OPERATE SAFELY IN SUCH POTENTlALLY
EXPLOSlVE ATMOSPHERES. FOR YOUR OWN SAFEIY AND THE = OF OTHERS
PLEASE BRING ANY DAMAGE TO THE AlTENTlON OF THE RESPONSIBLE AUMORllY.
THIS PIECE OF EQUIPMENT HAS BEEN DESIGNED AND MANUFACTURED IN
ACCORDANCE WITH EUROPEAN STANDARDS EN50014 & EN5001 8. INSTALlAnON
MAINTENANCE AND REPAIR MUST BE IN ACCORDANCE WITH THE OFFlCAL “CODES
OF PRACTICE ON THE INSTAlATlON AND MAINTAINANCE OF ELECTRICAL APPARATUS
IN POTENTlALLY EXPLOSlVE ATMOSPHERES” FOR THE COUNljiY OF INSTALlATlON
(EXAMPLE: BS5345 IN GREAT BRlTAlN). ONLY APPROPRIATLY TRAINED PERSONNEL
ARE AUTHORISED TO PERFORM ANY ‘WORK ON THIS EQUIPMENT. SUCH PERSONNEL IN
ADDlTlON TO OPERATlNG TO THE ABOVE MENllONED SAFETY STANDARDS, SHOULD TAKE
NOTE OF THE FOLLOWING SAFElY ISSUES.
NOTE: THROUGHOUT THIS DATA SHEEl., CONTlNUOUS REFERENCE WILL BE MADE TO
FlGURE 1.
11) POWER DOWN PROCEDURE:
ISOlATlON OF ELECTRICAL SUPPLY: THIS PIECE OF APPARATUS IS NOT lTSELF m
WlTH A MEANS OF ELECTRICAL ISOLP,nON. CONSULT YOUR LOCAL CODES OF PRACTlCE
ON THE INSTALLATION AND MAINTAINANCE OF ELECTRICAL APPARATUS IN POTENTIALLY
EXPLOSIVE ATMOSPHRES (BS5345 IN BRlTAIN) FOR INSTRUCTlON ON THE ISOlATlON OF
ELECTRICAL SUPPLY TO THE APPARATUS. FURTHER MORE THERE MUST BE “EFFECTIVE
MEASURES TO PREVENT THE RESTORATlON OF SUPPLY TO THE APPARATUS WHILE THE
RISK OF EXPOSING UNPROTECTED LIVE CONDUCTORS TO AN EXPLOSIVE ATMOSPHERE
CONTlNUES”:BS5345 PAPT 1 1989 S;ECTlON 18.
RESTORATlON OF SUPPLY FOR ELECTRICAL TESTING: “WHERE, FOR PURPOSES OF
ELECTRICAL TESTING. lT IS ESSENTIAL TO RESTORE THE SUPPLY BEFORE THE APPARATUS
IS RE-ASSEMBLED, MEN THIS WORK SHOULD BE UNDER A CONTROLLED PROCEDURE
AND .THE SPECIRC LOCATlON ASSESSED TO ENSURE THAT POTENTlALLY FLAMMABLE
GAS OR VAPOUR IS ABSENT”:BS5345 PART 1 1989 SECTlON 23.
REMOVAL OF JUNCTlON BOX COVER: DO NOT REMOVE THE JUNCTlON BOX COVER
(lTEM 2) WHILE THE APPARATUS IS ENERGISED. DO NOT REMOVE THE JUNCTlON BOX
COVER WHEN A POTENTIALLY EXPLOSIVE ATMOSPHERE IS PRESENT. REMEMBER (ALTHOUGH
THE UNlT HAS BEEN POWERED DOWN AND THE PROBE HEATER HAS BEEN ALLOWED TO
COOL DOWN), THE TEMPERATURE ON THE INTERIOR OF THE PROBE TUBE (lTEM 1) WIU Bf
SlMllAR TO THE TEMPERATURE OF THE EXHAUST GAS. IF THERE IS A POTENTIALLY
EXPLOSIVE ATMOSPHERE IN THE REGION OF THE JUNCTlON BOX (lTEM 3). THIS GAS WlLL,
ON THE REMOVAL OF THE JUNCTlON BOX COVER BE EXPOSED TO THE HOT SURFACE OF
THE TUBE INTERIOR (lTEM 1).
(2) THREADED JOINTS:
THE JOINT BEIWEEN THE JUNCTlON BOX @EM 3) AND THE
JUNCTlON BOX LID (lTEM 2) IS A THREADED JOINT. SO ALSO IS THE JOINT BElWEEN
THE PROBE END RANGE (lTEM 4) AND THE FLAME ARRESTOR HUB (lTEM 5). BOTH
THESE JOINTS ARE SECURED By SET SCREWS (ITEMS 6 & 7). BEFORE REMOVlNG
THE JUNCTlON BOX COVER (lTEM 2) OR THE RAME ARRESTOR HUB (lTEM 5). FULLY
REMOVE THE SET-SCREWS (ITEMS 6 h 7) FROM THEIR TAPPED HOLES. FAlLURE TO
DO THIS COULD RESULT IN DAMAGE TO. THE THREADS OF THE JUNCTION BOX (EM 3)
AND THE PROBE END FlANGE (lTEM 4) BY THE SET-SCREWS BEING DRAWN OVER
THE THREADS. REMEMBER WHEN REFlTllNG THE JUNCTION BOX LID AND THE FlAME
ARRESTOR HUB TO LOCK IN PLACE WITH THE SETSCREWS.
THE MATERIAL OF THE JUNCTlON BOX AND THE JUNCTION BOX UD IS ALUMINIUM
ALLOY. SPECIAL CARE SHOULD BE TAKEN TO AVOID DAMAGE TO THE THREADS.
NOTE THAT ROSEMOUNT SUPPLY ALLEN KEYS FOR REMOVAL & REPLACEMENT OF THE
SETSCREWS.