Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 Fisher� 3610J and 3620J Positioners and 3622 Electro-Pneumatic Converter Fisher 3610J or 3610JP pneumatic and 3620J or 3620JP provides a proportional pneumatic output signal electro-pneumatic positioners are used in combination through a nozzle/flapper arrangement. with either single or double-acting rotary actuators to accurately position control valves used in throttling The output signal from the converter becomes the applications. The positioner mounts integrally to the input signal pressure to the pneumatic positioner, actuator housing. These rugged positioners provide a eliminating the need for a remote mounted valve position proportional to a pneumatic or a DC transducer. current input signal. The positioner mounts on the actuator as shown below. Figure 1 shows the cam feedback mechanism for a positioner mounted on the actuator. Positioner The 3610J or 3610JP pneumatic positioner in bleed air continually purges the enclosure containing combination with the Fisher 3622 electro-pneumatic the feedback lever and the feedback linkages. converter becomes the 3620J or 3620JP positioner, respectively. This integral electro-pneumatic To support diagnostic testing of converter, can be factory installed or installed in the valve/actuator/positioner packages, connectors, field on existing positioners. The electro-pneumatic piping, and other hardware can be installed between converter receives the DC current input signal and the 3610J or 3620J positioner and the actuator. ELECTRO- PNEUMATIC CONVERTER BYPASS VALVE W3949 W4920-1 Fisher 3620JP Electro-Pneumatic Positioner Fisher 3610J Pneumatic Positioner with with 1061 Actuator and V500 Valve 1052 Actuator and Eccentric Disc Valve www.Fisher.com Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 Specifications Available Configurations Electromagnetic Compliance for 3622 electro-pneumatic converter: Refer to the following type number description on Meets EN 61326-1 (First Edition) page 6 �Immunity—Industrial locations per Table 2 of ��the EN 61326-1 standard. Performance is Input Signal ��shown in table 2 below. 3610J or 3610JP: �Emissions—Class A Standard: � 0.2 to 1.0 bar (3 to 15 psig), � 0.4 to 2.0 ��ISM equipment rating: Group 1, Class A bar (6 to 30 psig), or � split range, see table 1. Note:The Electromagnetic Compliance specifications Adjustable: Zero is adjustable from 0.07 to 1.5 bar also apply to 3620J positioners (1 to 22 psig) for standard valve rotations. Span is adjustable from 0.2 to 2.0 bar (3.2 to 28.8 psi) for (2) standard valve rotations. Location of adjustments are Maximum Supply Air Demand shown in figure 2. 3610J and 3620J: 3620J and 3620JP: 3 1.4 bar (20 psig) Supply: 13 normal m /hour (490 scfh) 4-20 mA DC constant current with 30 VDC maximum 3 2.4 bar (35 psig) Supply: 17 normal m /hour (640 scfh) compliance voltage. Minimum terminal voltage is 2.4 VDC at 20 mA. Split range is also available, 3610JP and 3620JP: see table 1. 3 5.2 bar (75 psig) Supply: 37 normal m /hour (1380 scfh) Output Signal 3 6.9 bar (100 psig) Supply: 46 normal m /hour (1700 scfh) Pneumatic pressure as required by the actuator up to full supply pressure (1) Action : Field-reversible between � direct and Operating Influences � reverse within the pneumatic positioner Supply Pressure Sensitivity: A 10% change in supply pressure changes the valve shaft position less than Equivalent Circuit the following percentages of valve rotation: 3620J and 3620JP: 120 ohms shunted by three 5.6 V 3610J and 3620J: 1.0% at 1.4 bar (20 psig) supply zener diodes pressure 3610JP and 3620JP: 1.5% at 4.1 bar Typical Performance (60 psig) supply pressure Independent Linearity: Direct-Acting 3610J and 3620J: ±1.5% of output span (3) Supply Pressure Reverse-Acting 3610J and 3620J: ±0.75% of output span Minimum Recommended: 0.3 bar (5 psig) above Direct-Acting 3610JP and 3620JP: ±1.25% of output actuator requirement [1.4 bar (20 psig) for a 0.2 to span 1.0 bar (3 to 15 psig) nominal actuator signal; 2.4 bar Reverse-Acting 3610JP and 3620JP: ±0.5% of output (35 psig) for a 0.4 to 2.0 bar (6 to 30 psig) nominal span actuator signal]. Hysteresis: Maximum: 10.3 bar (150 psig) or maximum pressure 3610J: 1.0% of output span rating of the actuator, whichever is lower. 3620J: 0.75% of output span (4) Supply Medium: Air or natural gas . 3610JP: 0.5% of output span 3620JP: 0.6% of output span 3620J and 3620JP are not approved for use with Deadband: 0.1% of input span natural gas as the supply medium - continued - 2 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 Specifications (continued) (2) Steady-State Air Consumption Other Classifications/Certifications for 3622 3 3610J: 0.40 normal m /hour (15 scfh) at 1.4 bar INMETRO—Brazil (20 psig) supply pressure 3 KISCO— Korea Industrial Safety Corp. 3610JP: 0.64 normal m /hour (24 scfh) at 6.9 bar GOST-R— Russian GOST-R (100 psig) supply pressure 3 RTN—Russian Rostekhnadzor 3620J: 0.49 normal m /hour (18 scfh) at 1.4 bar (20 psig) supply pressure 3 Contact your Emerson Process Management sales 3620JP: 0.93 normal m /hour (35 scfh) at 6.9 bar office for classification/certification specific (100 psig) supply pressure information (3) Operative Temperature Limits Note: These classifications also apply to 3620J -40 to 82�C (-40 to 180�F) positioners Hazardous Area Classification for 3610J Positioners Complies with the requirements of ATEX Group II Construction Materials Category 2 Gas and Dust All Positioners: Case: Low copper aluminum alloy Cover: Polyester plastic Electrical Classification for 3622 Feedback Lever: Stainless steel Range Spring: Zinc-plated steel Hazardous Area: Input Module and Relay Diaphragms: Nitrile and CSA— Intrinsically Safe, Explosion proof, Type n polyester Dust-Ignition proof, Division 2 Relay Valve Plugs and Seats: Stainless steel FM— Intrinsically Safe, Explosion proof, Type n, Tubing: Copper (standard) Non-incendive, Dust-Ignition proof, Fittings: Brass (standard) Gauges: Chrome-plated brass connection with plastic ATEX— Intrinsically Safe & Dust, Type n & Dust, case Flameproof & Dust 3620J and 3620JP: IECEx— Intrinsically Safe, Type n, Flameproof Housing and Cap: Low copper aluminum alloy (Gas Atmospheres Only) Refer to tables 3, 4, 5, and 6 for additional information. Pressure Connections Note: These classifications also apply to 3620J positioners 1/4 NPT internal Housing Classification for 3622 CSA— Type 3 Encl. Electrical Connection for 3620J and 3620JP FM— NEMA 3, IP54 ATEX— IP64 1/2-14 NPT Conduit Connection IECEx— IP54 Mount instrument with vent on side or bottom if weatherproofing is a concern. Rotary Valve Rotation Note: These classifications also apply to 3620J positioners 60, 75, or 90 degrees - continued - 3 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 Specifications (continued) Characterized Cams 3620J and 3620JP: � Supply pressure gauge, � tire valves, or � plugs See Characterized Cams section Options Approximate Weight 3610J and 3610JP: � Supply pressure gauge, � tire valves, or � plugs, 3610J positioners: 2.5 kg (5.6 pounds) � Integral mounted bypass valve on 3610J only 3620J positioners: 3.6 kg (8.0 pounds) NOTE: Specialized instrument terms are defined in ANSI/ISA Standard 51.1 - Process Instrument Terminology. 1. For direct action, an increasing input signal extends the actuator rod. For reverse action, an increasing input signal retracts the actuator rod. 3 2. Normal m /hr--normal cubic meters per hour (0�C and 1.01325 bar absolute). Scfh--standard cubic feet per hour (60�F and 14.7 psia). 3. The pressure and temperature limits in this document and any applicable standard or code limitation should not be exceeded. 4. Natural gas should contain no more than 20 ppm of H S. 2 Table 1. Split-Range Capabilities (1) 3610J AND 3610JP POSITIONERS 0.2 to 1.0 Bar (3 to 15 Psig) Input Signal 0.4 to 2.0 Bar (6 to 30 Psig) Input Signal Split Bar Psig Bar Psig 0.2 to 0.6 3 to 9 0.4 to 1.2 6 to 18 Two-way 0.6 to 1.0 9 to 15 1.2 to 2.0 18 to 30 0.2 to 0.5 3 to 7 0.4 to 0.9 6 to 14 Three-way 0.5 to 0.7 7 to 11 0.9 to 1.5 14 to 22 0.7 to 1.0 11 to 15 1.5 to 2.0 22 to 30 (1) 3620J AND 3620JP POSITIONERS Split 4-20 Milliampere Input Signal 4 to 12 Two-way 12 to 20 4 to 9.3 Three-way 9.3 to 14.7 14.7 to 20 1. This table is only valid for the following standard valve rotations/range spring combinations: 90�/18A7845X012 (blue), 75�/18A7846X012 (yellow), and 60�/18A5118X012 (red). Contact your Emerson Process Management sales office or the factory for input signal ranges not listed. (1) Table 2. Fisher 3622 Electro-Pneumatic Converter EMC Summary Results—Immunity Performance Port Phenomenon Basic Standard Test Level (1) Criteria Electrostatic Discharge (ESD) IEC 61000-4-2 4 kV contact; 8 kV air A 80 to 1000 MHz @ 10V/m with 1 kHz AM at 80% Radiated EM field IEC 61000-4-3 A 1400 to 2000 MHz @ 3V/m with 1 kHz AM at 80% Enclosure 2000 to 2700 MHz @ 1V/m with 1 kHz AM at 80% Rated power frequency IEC 61000-4-8 60 A/m at 50 Hz A magnetic field Burst (fast transients) IEC 61000-4-4 1 kV A Surge IEC 61000-4-5 1 kV (line to ground only, each) B I/O signal/control Conducted RF IEC 61000-4-6 150 kHz to 80 MHz at 3 Vrms A Specification limit = ±1% of span 1. The information contained in the table also applies to 3620J, 3620JP, and 3621JP electro-pneumatic positioners. 2. A=No degradation during testing. B = Temporary degradation during testing, but is self-recovering. 4 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 Figure 1. Typical Fisher 3610J and 3620J Positioner Figure 2. Adjustments for Fisher 3610J and 3620J Mounting Positioners CROSSOVER ADJUSTMENT ACTUATOR ROD DIRECT/ REVERSE CAM PLATE FEEDBACK LEVER ZERO ADJUSTMENT COARSE SPAN ADJUSTMENT MINOR LOOP GAIN ADJUSTMENT FINE SPAN ADJUSTMENT W3783 W4900−1 � Fewer Spare Parts—Most of the parts for 3610J and 3610JP or 3620J and 3620JP positioners are Features interchangeable, requiring fewer spare parts to � Accurate, Efficient, Vibration-Resistant support these positioners. Operation—The positioner provides accurate, fast-response and can withstand the vibrations of � Easy Positioner Adjustments—With the cover most plant environments. Low steady-state air removed, zero, span, and cross-over adjustments, consumption contributes to efficient operation. shown in figure 2, are easily accessible and can be made with a screwdriver. � Modular Design— The pneumatic 3610J positioner easily converts to an electro-pneumatic 3620J � Application Flexibility—Easily adjustable minor loop positioner by replacing the existing gauge block gain fine tunes the positioner to optimize dynamic with the 3622 electro-pneumatic converter response for each specific actuator size and assembly. The converter assembly attaches to the application. existing positioner, providing a simple, compact, and cost-effective conversion. � Stable Operation—Changes in supply pressure have minimal effect on positioner operation. � Versatility—3610J and 3610JP positioners accept a pneumatic input signal and 3620J and 3620JP � Corrosion Resistant—Case, components, and gasket positioners accept a DC current input signal from a materials withstand harsh environments. Positioner control device. The pneumatic and bleed air purges internal parts and actuator housing electro-pneumatic positioners provide split range for additional protection. capabilities and adjustable zero and span. The rangeability of the positioner zero and span permits � Field Reversible—Simple adjustments permit using a single range spring for all standard input switching between direct and reverse action; no signals including split ranges. additional parts are required. 5 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 Figure 3. Schematic of Fisher 3610JP Positioner CROSS-OVER ADJ RELAY BEAM SUPPLY PRESSURE NOZZLE PRESSURE INPUT SIGNAL RELAY RELAY B A OUTPUT SIGNAL OUTPUT SIGNAL AIR MINOR LOOP SUPPLY ZERO ADJ GAIN ADJ RANGE SPRING COARSE FINE SPAN SPAN ADJ COUNTER SPRING ADJ SUMMING BEAM FLAPPER PIVOT PIVOT A B NOZZLE INPUT MODULE CAVITY A FIXED CAVITY B RESTRICTION INPUT SIGNAL FEEDBACK PRESSURE AIR SUPPLY LEVER POSITIONER CAM PISTON ACTUATOR END VIEW OF ROTARY SHAFT 38A8900-B B1845-1 3620JP: A double-acting electro-pneumatic rotary Type Number valve positioner for use with 1061 and 1069 actuators. Description1 3622: An electro-pneumatic converter that converts a 4-20 mA DC input signal to a 3 to 15 psig (0.2 to 1.0 The following descriptions provide specific bar) input signal for the pneumatic positioner. information on the different positioner constructions. Combining this unit with a 3610J or 3610JP positioner produces a 3620J or 3620JP positioner, respectively. 3610J: A single-acting pneumatic rotary valve positioner for use with Fisher 1051 and 1052 actuators. 3610JP: A double-acting pneumatic rotary valve Principle of Operation positioner for use with Fisher 1061 and 1069 actuators. 3610J positioners accept a pneumatic input signal and 3620J: A single-acting electro-pneumatic rotary valve 3620J positioners accept a DC current input signal positioner for use with 1051 and 1052 actuators. from a control device. 6 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 Figure 4. Schematic of Fisher 3620JP Positioner CROSS-OVER ADJ RELAY BEAM FOR 3620JP ONLY SUPPLY PRESSURE NOZZLE PRESSURE INPUT SIGNAL RELAY RELAY A B OUTPUT SIGNAL OUTPUT SIGNAL AIR MINOR LOOP SUPPLY ZERO ADJ GAIN ADJ RANGE SPRING COARSE FINE SPAN ADJ SPAN COUNTER SPRING ADJ SUMMING BEAM FLAPPER PIVOT A PIVOT B NOZZLE INPUT MODULE FIXED CAVITY A RESTRICTION CAVITY B FEEDBACK LEVER POSITIONER CAM CONVERTER MODULE PISTON ACTUATOR SUPPLY END VIEW OF ROTARY SHAFT 38A8900-B - B2148 4-20 MILLIAMPERE INPUT SIGNAL + These positioners are force-balanced instruments that summing beam counterclockwise. This moves the provide a valve shaft position proportional to the input flapper slightly toward the nozzle, increasing the signal. The following describes the principle of nozzle pressure. As nozzle pressure increases, the relay operation for 3610JP and 3620JP positioners. The beam pivots clockwise, causing relay B to increase principle of operation for 3610J and 3620J positioners upper cylinder pressure and relay A to exhaust lower is similar except relay A is not used. Refer to figures 3 cylinder pressure of the actuator. and 4 while reading the following descriptions. As a result, the actuator rod extends and the actuator rotary shaft rotates clockwise. This causes the For direct action, input signal pressure from a control feedback lever to pivot clockwise and the force applied device is channeled to cavity A in the input module. An to the summing beam by the range spring increases. increase in input signal pressure results in a downward This force, which opposes the downward force on the force on the summing beam, pivoting the summing beam caused by the increasing input signal 7 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 pressure, continues to increase until the summing 4-20 mA DC input signal. The 0.2 to 1.0 bar (3 to 15 beam torques are in equilibrium. At this point, the psig) output pressure becomes the input signal valve shaft is in the correct position for the specific pressure to the 3610J or 3610JP pneumatic positioner. input signal applied. For reverse action, input signal pressure is channeled to both cavities A and B. An increase in signal pressure results in an upward force on the summing beam, Installation pivoting the summing beam clockwise and causing relay B to exhaust upper actuator cylinder pressure to The supply pressure medium must be a clean, dry, and atmosphere and relay A to increase lower actuator oil-free air, or noncorrosive gas (3610J positioners cylinder pressure. As a result, the actuator rod retracts only). If the supply pressure source is capable of and the actuator rotary shaft rotates exceeding the maximum actuator operating pressure counterclockwise. This causes the feedback arm to or positioner supply pressure, appropriate steps must pivot counterclockwise reducing the force applied to be taken during installation to protect the positioner the summing beam by the range spring. and all connected equipment against overpressure. Typical positioner mounting on an actuator is shown As the valve shaft rotates counterclockwise, the range on the front page. Overall dimensions are shown in spring force to the summing beam continues to figure 5. reduce until the summing beam torques are in equilibrium. At this point, the valve shaft is in the correct position for the specific input signal applied. Note 3620J or 3620JP positioners (figure 4) are a 3620J and 3620JP positioners are not approved for use with combination of a 3610J or a 3610JP positioner with a natural gas as the supply medium. 3622 electro-pneumatic converter. The electro-pneumatic converter provides a 0.2 to 1.0 bar (3 to 15 psig) output pressure proportional to the 8 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 Figure 5. Typical Mounting Dimensions and Connections 140 INSTRUMENT (5.50) CONNECTION 1 49.3 (1.94) OUTPUT A CONNECTION (PLUGGED ON 208 3610J) 1 (8.19) 208 3622 (8.19) OUTPUT B 1 CONNECTION 17.5 (0.69) GAUGE SUPPLY 63.5 BLOCK 1 CONNECTION (2.50) 100.1 (3.94) 63.5 19A1442-C (2.50) 63.5 TYPICAL FISHER 3610J POSITIONER WITHOUT BYPASS VALVE (2.50) BYPASS VALVE OUTPUT B 103 1/2 NPT 1 (4.06) CONNECTION 31.8 CONDUIT INSTRUMENT (1.25) CONNECTION CONNECTION 1 OUTPUT A CONNECTION (PLUGGED) 1 OUTPUT A 208 CONNECTION (8.19) (PLUGGED ON 3620J) 1 OUTPUT B 1 CONNECTION GAUGE SUPPLY BLOCK 57.2 1 63.5 CONNECTION (2.25) (2.50) 100.1 SUPPLY 110.2 57.2 (3.94) 1 CONNECTION (4.34) (2.25) 119.1 110.2 19A1444-B (4.69) 11B2612-C (4.34) FISHER 3620J OR 3620JP POSITIONER FISHER 3610J POSITIONER WITH BYPASS ASSEMBLY mm (INCH) Note: 1 Instrument, Output, and Supply connections are 1/4 NPT. C0681-2 9 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 Figure 6. Input Span Versus Valve Rotation Figure 8. Flow Characteristics for the Various Cams When Used with an Equal Percentage Characteristic, Push-Down-to-Open Valve PUSH DOWN TO OPEN CAM B CAM A CAM CAM B C CAM A DIRECT CAM REVERSE C PERCENT OF RATED INPUT SPAN A2264-1 DIRECT REVERSE PERCENT OF RATED INPUT SPAN 33A4959-A A1581-2 Figure 7. Flow Characteristics for the Various Cams When Used with an Equal Percentage Characteristic, Push-Down-to-Close Valve When the linear cam is the operating cam, there is a PUSH DOWN TO CLOSE linear relationship between an incremental instrument pressure change and the resultant valve stem rotation. The flow characteristic is that of the control valve. As shown in figure 6, installing either characterized CAM cam as the operating cam changes the relationship C between the incremental instrument pressure change and valve stem travel, thereby modifying the valve flow characteristics. CAM A Ordering Information CAM When ordering, specify the product application and B construction: DIRECT REVERSE 33A4960-A PERCENT OF RATED INPUT SPAN A1582-2 Application 1. Positioner type number 2. Maximum supply pressure available Characterized Cams 3. Actuator size and type number 3610J and 3620J positioners are available with any one 4. Cam characteristic of three cams, a linear cam (cam A) or two characterized cams (cams B and C). Figure 6 shows the 5. Input signal resultant valve rotation due to an incremental instrument pressure change for the three cams. Construction Figures 7 and 8 show how the flow characteristics Refer to the specifications. Carefully review each change when using the cams with a valve that has specification; indicate your choice whenever a equal percentage characteristics. selection is to be made. 10 PERCENT OF FLOW DEGREES OF VALVE ROTATION (PRESSURE DROP CONSTANT) PERCENT OF FLOW (PRESSURE DROP CONSTANT) Product Bulletin 3610J and and 3620J Positioners 62.1:3610 D200064X012 May 2012 (1) Table 3. Hazardous Area Classifications for Fisher 3622 Electro-Pneumatic Converter —CSA (Canada) Certification Certification Obtained Entity Rating Temperature Code Enclosure Rating Body Intrinsically Safe Vmax = 30 VDC Ex ia IIC T4/T5/T6 per drawing GE28591 Imax = 150 mA T4 (Tamb ≤ 82°C) Ex ia Intrinsically Safe Pi = 1.25 W T5 (Tamb ≤ 62°C) CSA Type 3 Encl. Class I, II Division 1 GP A,B,C,D,E,F,G T4/T5/T6 Ci = 0 nF T6 (Tamb ≤ 47°C) per drawing GE28591 Li = 0 mH Explosion-proof Ex d IIC T5 - - - T5 (Tamb ≤ 82°C) CSA Type 3 Encl. CSA Class I, Division 1, GP A,B,C,D T5 Type n - - - T6 (Tamb ≤ 82°C) CSA Type 3 Encl. Ex nA IIC T6 Class I, Division 2, GP A,B,C,D T6 T6 (Tamb ≤ 82°C) Class II, Division 1, GP E,F,G T5 - - - T5 (Tamb ≤ 82°C) CSA Type 3 Encl. Class II, Division 2, GP F,G T6 T6 (Tamb ≤ 82°C) 1. These hazardous area classification also apply to 3620J positioners. (1) Table 4. Hazardous Area Classifications for Fisher 3622 Electro-Pneumatic Converter —FM (United States) Certification Certification Obtained Entity Rating Temperature Code Enclosure Rating Body Intrinsically Safe Vmax = 30 VDC Class I Zone 0 AEx ia IIC T4/T5/T6 Imax = 150 mA T4 (Tamb ≤ 82°C) per drawing GE28590 Pi = 1.25 W T5 (Tamb ≤ 62°C) NEMA 3, IP54 Class I, II, III Division 1 GP A,B,C,D,E,F,G T4/T5/T6 Ci = 0 nF T6 (Tamb ≤ 47°C) per drawing GE28590 Li = 0 mH Explosion-proof Class I Zone 1 AEx d IIC T5 - - - T5 (Tamb ≤ 82°C) NEMA 3, IP54 FM Class I, Division I, GP A,B,C,D T5 Type n - - - T5 (Tamb ≤ 82°C) NEMA 3, IP54 Class I Zone 2 AEx nA IIC T5 Class I, Division 2, GP A,B,C,D T5 Class II, Division 1, GP E,F,G T5 - - - T5 (Tamb ≤ 82°C) NEMA 3, IP54 Class II, Division 2, GP F,G T5 1. These hazardous area classification also apply to 3620J positioners. (1) Table 5. Hazardous Area Classifications for Fisher 3622 Electro-Pneumatic Converter —ATEX Certificate Certification Obtained Entity Rating Temperature Code Enclosure Rating II 1 G & D Intrinsically Safe T4 (Tamb ≤ 82°C) Ui = 30 VDC Gas T5 (Tamb ≤ 62°C) Ii = 150 mA Ex ia IIC T4/T5/T6 T6 (Tamb ≤ 47°C) Pi = 1.25 W IP64 Dust Ci = 0 nF Ex iaD 20 IP64 T120°C (Tamb ≤ 82°C)/ T100°C - - - Li = 0 mH (Tamb ≤ 62°C) / T85°C (Tamb ≤ 47°C) II 2 G & D Flameproof Gas T5 (Tamb ≤ 82°C) ATEX Ex d IIC T5 - - - IP64 Dust - - - Ex tD A21 IP64 T82°C (Tamb ≤ 79°C) II 3 G & D Type n Gas T6 (Tamb ≤ 82°C) Ex nA IIC T6 - - - IP64 Dust - - - Ex tD A21 IP64 T85°C (Tamb ≤ 82°C) 1. These hazardous area classification also apply to 3620J positioners. 11 Product Bulletin 3610J and and 3620J Positioners 62.1:3610 May 2012 D200064X012 (1) Table 6. Hazardous Area Classifications for Fisher 3622 Electro-Pneumatic Converter —IECEx Certificate Certification Obtained Entity Rating Temperature Code Enclosure Rating Ui = 30 VDC Intrinsically Safe Ii = 150 mA T4 (Tamb ≤ 82°C) Gas Pi = 1.25 W T5 (Tamb ≤ 62°C) IP54 Ex ia IIC T4/T5/T6 Ci = 0 nF T6 (Tamb ≤ 47°C) Li = 0 mH IECEx Flameproof Gas - - - T5 (Tamb ≤ 82°C) IP54 Ex d IIC T5 Type n Gas - - - T6 (Tamb ≤ 82°C) IP54 Ex nA IIC T6 1. These hazardous area classification also apply to 3620J positioners. Neither Emerson, Emerson Process Management, nor any of their affiliated entities assumes responsibility for the selection, use or maintenance of any product. Responsibility for proper selection, use, and maintenance of any product remains solely with the purchaser and end user. Fisher is a mark owned by one of the companies in the Emerson Process Management business unit of Emerson Electric Co. Emerson Process Management, Emerson, and the Emerson logo are trademarks and service marks of Emerson Electric Co. All other marks are the property of their respective owners. The contents of this publication are presented for informational purposes only, and while every effort has been made to ensure their accuracy, they are not to be construed as warranties or guarantees, express or implied, regarding the products or services described herein or their use or applicability. All sales are governed by our terms and conditions, which are available upon request. We reserve the right to modify or improve the designs or specifications of such products at any time without notice. Emerson Process Management Marshalltown, Iowa 50158 USA Sorocaba, 18087 Brazil Chatham, Kent ME4 4QZ UK Dubai, United Arab Emirates Singapore 128461 Singapore www.Fisher.com � 1983, 2012 Fisher Controls International LLC. All rights reserved. 12