USER`S MANUAL - Bay Port Valve & Fitting
Contents
1. or dust entering into the product make sure to carefully select the air Supply compressor e tis recommended to attach air filter regulator before supply port of PNYO1 Supply Pressure Condition Dry air with at least 50 F lower than ambient temperature Avoid dusty air Filters can only sort 5 microns or larger Avoid any oil Comply with ANSI ISA 57 3 1975 R1981 ISA S7 3 1975 R1981 Not to be used beyond the range of 20 100 psi Set the air filter regulator s supplied pressure 10 higher than actuator s spring range pressure GE a iS Pipe Condition 1 Make sure the inside of the pipe is emptied 2 Do not use pipeline that is squeezed or has holes 3 To maintain the flow rate use pipeline that has more than a 0 236 in inner diameter 0 394 in outer diameter 4 Do not use an extremely long pipeline system It may affect the flow rate due to the friction inside of the pipeline Piping connection with actuator Single acting actuator The PNY series single acting type is set to use the OUT1 port The OUT1 port should be connected with the supply pressure port from actuator when using a single acting type spring return actuator lt Figure 14 amp 15 gt E Ki oe RRE e a RR RARIR LJ Oo LU oO J C Ba CC B i Ge lt Figure 14 PNY01 L gt lt Figure 15 PNY01 gt Page 15 Pneumatic Positioner PNY Series Double acting actua2. EVER lt PNY01 gt Page 6 Pneumatic Positioner PNY Series Dimensions TiLK yy GI Z 8 M8x1 25P DP 10 lt PNY01 L Dimensions gt OUTI N PT 1 4 7 303 THA Ao in 8 M8x1 25P DP 10 AN GEI om N PT 1 4 lt PNY0O1 Dimensions gt Installation Page 7 Pneumatic Positioner PNY Series Safety Warning e When installing the positioner please ensure to read and follow the safety instructions e All input and supply pressure to the valve actuator and other related devices must be turned off e Use a bypass valve or other equipment to avoid entire system shut down e Make sure there is no remaining pressure in the actuator Tools for installation 1 Hexagonal wrench 2 Screw drivers amp 3 Spanners for hexagonal head bolts PNY0O1 L installation PNY0O1 L should be installed on linear motion valves such as a globe valve or gate valve using a spring return type diaphragm or piston actuator Before installation be sure to check for the following installation components 1 PNY0O1 L main body 2 Feedback lever and lever spring 3 Flange nut bottom side of PNY0O1 L 4 4 pcs of hexagon head bolts M8 X 1 25P 5 4 pocs of M8 plate washer Installation Steps 1 A proper bracket must be made in order to attach the positioner to the actuator yoke Please consider the following when making a bracket 1 The feedback lever should be leve
3. Figure 20 gt 1 After setting the zero rotate the Span screw so the supply signal reaches the span point on the indicator 2 Changing the span point affects the zero point setting So the zero setting must be set again After setting the zero point confirm the span point This step must be repeated until both points are properly set 3 Ifa 1 2 split range is used PNY01 L can be used after the span and zero point are set For PNY0O1 with a 1 2 split range the span spring must be changed 4 After setting is complete tighten the Lock Screw lt Figure 20 gt bh Page 17 Pneumatic Positioner PNY Series Adjustment A M Switch Auto Manual 1 The A M switch adjusts the valve operation to automatic or manual 2 When produced the PNY series is set at A Automatic If the user prefers the positioner s setting as M Manual the setting can be changed by turning the switch counter clockwise lt Figure 21 gt 3 If it is set as M Manual the air pressure will be supplied to the actuator directly Always set back to A Automatic after a setting change 4 If the OUT2 in a single acting actuator or double acting actuator is used the A M Switch will not operate lt Figure 21 gt Adjustment Seat Adjuster 1 The Seat Adjuster is set according to the customer s request before the positioner is delivered Please do not adjust the Seat Adjuster 2 The Seat Adjuster is used for double acting actuato
4. Pneumatic Positioner PNY Series USER S MANUAL Max Air Technology Version 1 0 Pneumatic Positioner PNY Series Table of Contents Introduction Manufacturer Warranty Product Description Main Features and Functions Operation Logic Specification Parts and Assembly LB mme mm Dimensions Ieper ECKER Tools for Installation L Pnois OOOO e EE KE Page 2 Pneumatic Positioner PNY Series Introduction Thank you for choosing a Max Air Technology product Each product is fully inspected after production to offer you the highest quality In order to fully utilize the product we strongly recommend users to read this manual carefully and thoroughly e This manual should be given to the end user e This manual may be changed or revised without any prior notice Any changes in product s specification structure and or any components may not result in an immediate revised version of the manual e The manual should not be duplicated or reproduced for any purpose without approval from Max Air Technology Inc Manufacturer Warranty e For safety it is imperative to follow instructions in the manual It is not the manufacturer s liability for any damages caused by user negligence e It is not the manufacturer s liability for any damages or accidents resulting from any alteration or modification of the product and parts If alteration or modification is necessary please contact the manufacturer di
5. double acting actuator is used check the actuator stem s rotation direction clockwise or counter clockwise by supplying pressure 4 Install the fork lever as shown in lt Figure 11 gt after setting actuator stem at the zero point Check the direction of the actuator stem clockwise or counter clockwise The installation angle of the fork lever should be 45 degrees based on the linear shaft For NAMUR shaft the angle does not matter Counter clockwise Clockwise Ll rao lt Figure 11 gt 5 After setting the fork lever position tighten the nuts which are assembled on bottom of the fork lever Page 13 Pneumatic Positioner PNY Series 6 Attach PNYO1 to the bracket Fix the clamping pin on the main shaft of PNY01 and insert the connection bar into the fork lever slot so it can be locked to the fork lever spring This sets the alignment of the main shaft of PNYO1 and center of the actuator stem Bad alignment of the main shaft and the actuator stem lowers PNY01 s durability because too much force will be on the main shaft of PNY01 lt Figure 12 gt Fork Lever Connection Bar Main Shaft 7 Tighten the PNY01 base and the bracket with hexagon headed bolts and plate washers It is recommended to tighten four bolts after checking PNY01 s position lt Figure 13 gt lt Figure 13 gt Page 14 Pneumatic Positioner PNY Series Piping Connection Note e To avoid moisture oil
6. e to position at 50 lowers the linearity of the positioner lt Figure 5 gt Page 9 Pneumatic Positioner PNY Series 30 lt Figure 5 gt 8 Check the valve stroke The stroke numbers are indicated on the feedback lever Position the connection bar at the number on the feedback lever according to the valve stroke lt Figure 6 gt To adjust move the bracket or connection bar Stroke 30mm Stroke 70mm lt Figure 6 gt Note After installing PNY01 L operate the valve from 0 to 100 stroke by using an air filter regulator on the actuator At both 0 and 100 the feedback lever should not touch the lever stopper which is located on the backside of PNY01 L lt Figure 7 gt If the feedback lever touches the lever stopper PNY01 L should be installed further away from the center of the yoke 9 After proper installation tighten all of the bolts on the bracket the feedback lever and the connection bar Page 10 Pneumatic Positioner PNY Series PNY0O1 Installation PNY0O1 should be used for rotary motion valves that is ball valves butterfly valves using a rack and pinion scotch yoke or complex type actuators with stems that rotate 90 degrees Before installation be sure to check for following installation components DN VO main body Fork lever and lever spring 1 set of bracket 3 pcs 4 pcs of hexa
7. gon head bolt M8 X 1 25P 4 pcs of M8 plate washer oe oo i e PNY01 Install Layout PNY01 on NAMUR Lever Page 11 Pneumatic Positioner PNY Series Bracket Information PNY0O1 is supplied with a standard bracket The bracket can be used for the Fork lever and the NAMUR bracket Please see lt Figure 8 gt for more detailed information Upper Bracket B Upper Bracket A IK kt P oat FORK TYPE 20 FORK IYPE 50 FORK TYPE 50 KEE e NAMUR TYPE 30 NAMUR TYPE 50 j lt Figure 8 gt 1 Standard actuator stem height H is 0 787 1 181 or 1 969in After checking H assemble with the bracket as shown in lt Figure 8 amp 9 gt Actuator Stem H Actuator lt Figure 9 gt 2 Attach bracketed PNY01 to the actuator by using hexagon headed and wrench bolts The size of the bracket hole is 0 236in When tightening bolts use spring washers or an equivalent fastener for firm attachment to the actuator so PNY01 will not shake by vibration or any other impact The direction of bracket is different by the operating condition but normally the positioner is installed as shown in lt Figure 10 gt Page 12 Pneumatic Positioner PNY Series lt Figure 10 gt 3 Set the rotation position of the actuator stem at zero point 0 Fora single type of actuator it is easy to check the zero point because the actuator stem is positioned at zero point when there is no supply pressure If a
8. led at 50 of the valve stroke Refer to Step 7 2 The feedback lever connection bar of actuator clamp should be installed at the position where the valve stroke and numbers indicated on the feedback lever must be fitted Refer to Step 8 2 Attach PNYO1 L to the bracket which was produced in the earlier step by using bolts lt Figure 1 gt Please refer to backside of the product for the correct bolt size The standard size of bolt is M8 X 1 25P and other bolt sizes are available lt Figure 1 gt 3 Attach PNYO1 L with bracket to the actuator yoke Page 8 Pneumatic Positioner PNY Series DO NOT TIGHTEN COMPLETELY 4 Connect the PNY01 L feedback lever to the actuator clamp The gap on the PNYO1 L feedback lever is 0 256 in The connection bar thickness should be less than 0 248 in lt Figure 2 gt lt Figure 2 gt 5 Connect the air filter regulator to the actuator temporarily Set the supply pressure of the regulator in order to position the actuator clamp at 50 of the valve stroke lt Figure 3 gt lt Figure 3 gt 6 Insert the connection bar into the PNY0O1 L feedback lever The connection bar should be inserted at the 50 point on the feedback lever which helps to reduce iM Ni hysteresis lt Figure 4 gt IIIIWIIIIIIIIWIIvIIIIIIWII 7 If the connection bar does not point at the 50 point then adjust the bracket or feedback link bar position Failur
9. mall If so insert an orifice in order to reduce the pressure flow rate 3 Check if there is any friction between the valve and the actuator If so increase the actuator s size or reduce the friction level gt Actuator only operates by On Off 1 Check the pipe connection 2 Check the cam direction gt Linearity is too low 1 Check if the feedback lever is properly installed Especially check if the feedback lever is parallel to the ground at the 50 point 2 Check if the zero and span have been properly adjusted that is not too low or not too high 3 Check if the supply air pressure level is stable from the regulator If the level is unstable replace the regulator gt Hysteresis is too low 1 In case of a double acting actuator check if the seat adjustment has been properly done Please contact Max Air Technology for any further inquiries regarding the seat adjustment 2 Backlash can occur when the feedback lever and lever spring are loose To avoid backlash adjust the lever spring 3 Check if the connection bar to the feedback lever is tightly fastened Page 19 Pneumatic Positioner PNY Series MAX AIR TECHNOLOGY 751 Hoff Road O Fallon MO 63366 636 272 4934 sales max airtechnology com Page 20
10. nd flapper increases which creates pressure in the upper spool exhaustion This causes the spool to rise upward As the spool rises it pushes the format and air pressure is supplied to the actuator As the actuator s inner pressure increases the actuator stem moves For graphical diagram please refer to lt Figure 1 gt Flapper amp Stroke Gite Ki Nozzle Rel Actuator Mechanism Mechanism elay Output z Stabilizer Feedback Lever Spring Feedback Cam Spring Mechanism lt Figure 1 gt Page 4 Pneumatic Positioner PNY Series Specification moi O moi O PNYO1 Category ame pn ee Les 3 15 psi me Pressure 20 100 psi a 8 n Air Connection T NPT 1 4 Gauge Connection PT NPT 1 8 D_i ee Standard 4 158 F High 4 248 F Low 40 158 F 0 75 F S 1 0 F S 0 2 F S 0 5 F S 0 3 F S 0 5 F S DEES 2 8 CFM Sup 20 psi 7 1 CFM Sup 57 psi Weight 3 7 lbs Test under ambient temperature of 68 F absolute pressure of 1 atm and humidity of 65 Please contact us for the Ambient Temp more detailed specification Page 5 PNY Series Pneumatic Positioner Parts and Assembl PILOT VALVE TORQUE MORTOR FEEDBACK SHAFT ZERO UNIT SPAN UNIT BASE BODY FEEDBACK LEVER lt PNY01 L gt PILOT VALVE SPAN UNIT CONNECTOR FEEDBACK SHAFT TORQUE MORTOR ZERO UNIT BASE BODY FEEDBACK L
11. r always Please do not touch the Seat Adjuster because it can affect the positioner s performance Page 18 Pneumatic Positioner PNY Series TROUBLESHOOTING gt Positioner does not respond to the input signal 1 Check the supply pressure level The level must be at least 20 psi 2 Check if the input signal is properly supplied to the positioner The signal should be 3 15 psi 3 Check if the positioner s nozzle has been blocked Also check if the pressure is supplied to the positioner and the pressure is being exhausted through the nozzle If the nozzle has been blocked by any substances please send the product to Max Air Technology for repair gt The pressure of OUT1 reaches exhausting pressure level and does not come back down 1 Check the A M Switch If the switch has been damaged replace the switch or pilot relay valve 2 Check for a gap or damages between the nozzle and the flapper If damaged please send the product to Max Air Technology for repair gt The pressure is exhausted only by A M Switch 1 Check if the positioner s nozzle has been blocked Also check if the pressure is supplied to the positioner and the pressure is being exhausted through the nozzle If the nozzle has been blocked by any substances please send the product to Max Air Technology for repair gt Hunting occurs 1 Check if the safety spring has been displaced Next to Pilot relay valve 2 Check if the size of the actuator is too s
12. rectly e The manufacturer warrants the product from the date of original retail purchase of the product for one 1 year except as otherwise stated e The manufacturer warranty will not cover products that have been subjected to abuse accident alteration modification tampering negligence misuse faulty installation lack of reasonable care repair or service in any way that is not contemplated in the documentation for the product or if the model or serial number has been altered tampered with defaced or removed damages that occur in shipment due to an act of God failure due to power surge and cosmetic damage Improper or incorrectly performed maintenance or reports void this Limited Warranty Page 3 Pneumatic Positioner PNY Series Product Description Main Features and Functions Normal operation in very extreme environments such as vibration Proven durability from over 1 million test cases Very short and accurate response times A simple part change can set 1 2 Split Range Product is economical due to less air consumption Direct Reverse action can be set easily Zero amp Span adjustment process is simple Feedback Connection is easy Operation Logic SUPPLY KC OUT 1 a A 8 NES EA A ys L Gp 4 e pes z D Lem INPUT SIGNAL INPUT SIGNAL PRESSURE PRESSURE Bellows push the flapper if the input pressure increases Then the gap between the nozzle a
13. tor For the PNY series double acting type when inputting a current signal the supply pressure is out from OUT1 Please refer to lt Figure 16 amp 17 gt lt Figure 16 PNY01 L gt lt Figure 17 PNY01 gt Adjustments Adjustment Cam 1 The direction of the actuator s stem rotation must be checked when the supply signal is supplied When the actuator s stem rotates clockwise the face of the cam must show DA Similarly when the stem rotates counter clockwise adjust the cam so RA shows on the face of cam 2 Check whether the actuator s angle is at the initial point 3 After checking the initial point release the hexagonal flange nut and adjust the position of the bearing so it is at the O point lt Figure 18 gt 4 When produced the cam is set as RA Reverse acting Direct acting lt Figure 18 gt Page 16 Pneumatic Positioner PNY Series Adjustment Zero Point 1 Set the supply signal at 3 psi and rotate the adjuster clockwise or counter clockwise to adjust the actuator s rotation angle lt Figure 19 gt 2 When adjusting the zero for a single actuator the rotation angle is equal to the positioner s pressure gauge O iilalaolilal D A RO L lt Figure 19 gt Adjustment Span PNY01 L PNY01 Lock Screw Lock Screw Flo doM ololol ab SPAN lt
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