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Instructions

95-8632

Volumetric Infrared Hydrocarbon Gas Process Monitor
for Heavy Hydrocarbons
PIRVOLHV

3.1

Rev: 1/12

95-8632

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Содержание 95-8632

Страница 1: ...Instructions 95 8632 Volumetric Infrared Hydrocarbon Gas Process Monitor for Heavy Hydrocarbons PIRVOLHV 3 1 Rev 1 12 95 8632 ...

Страница 2: ...ng Orientation 5 Termination Boxes PIRTB 5 General Wiring Requirements 5 Wiring Procedure 6 Detector Separation Optional 7 STARTUP PROCEDURE 8 TROUBLESHOOTING 8 MAINTENANCE 8 Disassembly and Cleaning Procedure 9 Calibration 10 Replacement parts 11 DEVICE REPAIR AND RETURN 11 ORDERING INFORMATION 12 APPENDIX A csa approval 13 APPENDIX B atex ce approval 14 APPENDIX C IECEx APPROVAL 15 ...

Страница 3: ...or sample extraction system PIRVOLHV is CSA certified for use in Class I Division 1 Groups B C and D and Class I Division 2 Groups A B C and D areas FEATURES Routine calibration not required Continuous self test automatically indicates a fault or fouled optics condition Performs well in the presence of high concentrations or constant background levels of hydrocarbons and in oxygen depleted atmosph...

Страница 4: ...nodized or 316 stainless steel SAMPLE DRAW CUP Material Aluminum or stainless steel Fittings Nickel plated Brass Tubing Size 1 4 inch O D DIMENSIONS See Figure 3 for dimensions of the PIRVOLHV and Figure 4 for dimensions of the PointWatch Termination Box Model PIRTB SHIPPING WEIGHT Approximate Aluminum 1 9 pounds 0 9 kilogram Stainless Steel 5 0 pounds 2 3 kilograms Table 1 Current Loop Output Lev...

Страница 5: ... 3 2 78 5 8 147 B2029 Figure 3 PIRVOL Dimensions in Inches mm Figure 4 PIRTB Dimensions in Inches cm 3 46 8 8 4 7 11 9 2 7 6 9 5 2 13 2 5 86 14 9 6 57 16 7 1 28 3 3 A2307 3 77 9 6 1 28 3 3 3 46 8 8 4 7 11 9 2 7 6 9 5 2 13 2 5 86 14 9 C2281 ...

Страница 6: ...quired it is recommended to utilize a scalable display device with a clearly marked unit of measurement in by volume Under no circumstances should a LFL unit of measure display module be used to display the PIRVOLHV signal output Operating Modes Warmup When power is applied to the PIRVOLHV it enters a Warmup mode for approximately one minute in which it performs diagnostic checks and allows the se...

Страница 7: ... cannot be guaranteed Be certain that all wiring complies with applicable regulations relating to the installation of electrical equipment in a hazardous area If in doubt consult the authority having jurisdiction before wiring the system The use of shielded cable in conduit or shielded armored cable is recommended for optimum RFI EMI protection In applications where the wiring cable is installed i...

Страница 8: ...common White lead 4 to 20 mA signal output Yellow lead Calibration input Green lead Chassis ground If the calibration wire yellow lead is not being used do not connect this wire to ground Trim excess length and insulate wire so no shorting can occur Figure 6 Tall Cover PIRTB with Window Figure 7 Short Cover PIRTB Figure 9 Typical PIRVOL Wiring with PIRTB PIRTB TERMINATION BOX D1756 PIRVOL PROCESS ...

Страница 9: ... from the power supply to the PIRVOLHV or to the transmitter and then to the PIRVOLHV to ensure that the power requirements are met Mounting and Connecting Procedure for Detector Separation The PIRTB should be mounted to a solid vibration free wall or post The termination box should be electrically connected to earth ground 1 Lubricate the sensor threads with low vapor pressure silicone grease the...

Страница 10: ...only silicone based grease not hydrocarbon based grease when lubricating threads on the PIRVOLHV and associated termination box A suitable grease is listed under Spare Parts in the Ordering Information section of this manual It is recommended to keep spare IR modules See Spare Parts section for field replacement in the event of a malfunction Table 2 Troubleshooting Table Current Level Status Corre...

Страница 11: ...IRVOLHV by pulling it straight off the electronics assembly no tools needed See Figure 12 2 Perform a visual inspection of the sample draw cup and associated plumbing and clean as required Also inspect the two O rings inside the sample draw cup and clean lubricate or replace as required 3 Loosen the two captive screws on top of the mirror assembly Figure 12 and remove the mirror assembly and hydro...

Страница 12: ...alibration Procedure To perform a zero calibration of the PIRVOLHV follow the sequence described in Table 3 NOTE The calibration sequence is initiated by momentarily connecting the calibration lead to the negative lead common of the power supply using either the Cal Magnet or an external switch If the Det Tronics PIRTB with magnetic Cal Switch is being used this is accomplished by holding the Cal ...

Страница 13: ...aging Return all equipment transportation prepaid to the factory in Minneapolis NOTE It is highly recommended that a complete spare be kept on hand for field replacement to ensure continuous protection Table 3 Calibration Sequence Description Current LED Operator Action Normal operation no gas present 4 0 mA Off If the possibility of background gases exists purge the sensor with clean air to ensur...

Страница 14: ...uminum IP66 101197 003 Stop plug M25 stainless steel IP66 102804 001 Reducer M25 to M20 aluminum 102804 003 Reducer M25 to M20 stainless steel Spare Parts Part Number Description 007128 001 Aluminum Sample Draw Cup with O Rings and Fittings 007128 003 Stainless Steel Sample Draw Cup with O Rings and Fittings 007128 002 O Ring Kit UL 006297 003 Hydrophobic Filter 006680 001 Silicone Grease Assistan...

Страница 15: ...ROL EQUIPMENT For Hazardous Locations Class I Div 1 Groups B C D T5 Class I Div 2 Groups A B C D T3C PointWatch Termination Box Model PIRTB CLASS 4828 01 SIGNAL APPLIANCES Combustible Gas Detection Instruments For Hazardous Locations Class I Div 1 Groups B C D T6 Class I Div 2 Groups A B C D T6 ...

Страница 16: ...VOL with the flying leads is to be screwed into a suitable certified flameproof enclosure with an Ingress Protection rating of at least IP66 CE MARK The PIRVOLHV Process Gas Monitor was tested and found to be compliant with EN50270 when wired in conduit or with shielded cable All screen drains shall be terminated to the chassis PointWatch Termination Box Model PIRTB 0539 FM APPROVED II 2 G Ex d II...

Страница 17: ... rating IP66 the back end of the Process Gas Monitor Model PIRVOL with the flying leads is to be screwed into a suitable certified flameproof enclosure with an Ingress Protection rating of at least IP66 PointWatch Termination Box Model PIRTB IECEx ULD 10 0002 Ex d IIC T5 T6 Gb T6 Tamb 55 C to 60 C T5 Tamb 55 C to 75 C IP66 IEC Standards IEC 60079 0 2007 IEC 60079 1 2007 IEC 60529 2 1 ed Corr 1 200...

Страница 18: ...ks of others Copyright Detector Electronics Corporation 2012 All rights reserved Detector Electronics Corporation 6901 West 110th Street Minneapolis MN 55438 USA T 952 941 5665 or 800 765 3473 F 952 829 8750 W http www det tronics com E det tronics det tronics com X3301 Multispectrum IR Flame Detector PointWatch Eclipse IR Combustible Gas Detector Eagle Quantum Premier Safety System FlexVu Univers...

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