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Electro-Pneumatic Converter

Model EN40-IS

FORM NO. L-20113-E-0501

WE B CONTROL

PRODUCTS

User Manual

®

DIST. AUTORIZADO

MEX (55) 53 63 23 31
QRO (442) 1 95 72 60

MTY (81) 83 54 10 18
[email protected]

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Содержание EN40-IS

Страница 1: ... i Electro Pneumatic Converter Model EN40 IS FORM NO L 20113 E 0501 WEB CONTROL PRODUCTS User Manual DIST AUTORIZADO MEX 55 53 63 23 31 QRO 442 1 95 72 60 MTY 81 83 54 10 18 ventas industrialmagza com ...

Страница 2: ...exengroup com Nexen Group Inc 560 Oak Grove Parkway Vadnais Heights Minnesota 55127 ISO 9001 Certified Copyright 2000 Nexen Group Inc Read this manual carefully before installation and operation Follow Nexen s instructions and integrate this unit into your system with care This unit should be installed operated and maintained by qualified personnel ONLY Improper installation can damage your system...

Страница 3: ...stallation 2 Electrical Connections 4 Air Line Connections 5 Adjustment 6 Maintenance 7 Troubleshooting 7 Parts List 8 Field Wiring Intrinsic Safety 8 Warranties 10 DIST AUTORIZADO MEX 55 53 63 23 31 QRO 442 1 95 72 60 MTY 81 83 54 10 18 ventas industrialmagza com ...

Страница 4: ...of personal injury or property damage It is important to understand that these NOTES CAUTIONS and WARNINGS are not exhaustive Nexen cannot possibly know or evaluate all conceivable methods in which service may be performed or the possible hazardous consequences of each method Accordingly anyone who uses a procedure that is not recommended by Nexen must first satisfy themselves that neither their s...

Страница 5: ...duced proportionally to the current value This reduces the clearance between the poppet and seat causing back pressure to rise See Figure 1 Back pressure is too low to use as an output but is used as the pilot pressure for the Booster Section increasing both pressure and volume to provide a usable output FIGURE 1 Spring Plate Fixed Orifice Moving Coil Permanent Magnet Poppet Seat Pilot Pressure Ch...

Страница 6: ...ting bracket from the EN40 IS 2 Plug the INLET and OUTLET ports with the provided Plugs 3 Remove the Plugs from the underside of the EN40 IS and install the provided O rings See Figure 4 4 Secure the EN40 IS to the Manifold using the provided Brackets and M5 cap screws See Figures 5 and 6 Remove Plugs and install O rings FIGURE 4 FIGURE 5 FIGURE 6 DIST AUTORIZADO MEX 55 53 63 23 31 QRO 442 1 95 72...

Страница 7: ...r routing wire through threaded conduit hole on side of EN40 IS 3 Connect the EN40 IS Ground to a suitable ground CAUTION Always observe the polarity of the EN40 IS terminals The Driving Design is the logic diagram used with the TC240 IS System See Figure 8 If the TC240 IS is not used refer to the Sinking Design See Figure 9 Remove WARNING Tag FIGURE 7 FIGURE 8 Driving Design FIGURE 9 Sinking Desi...

Страница 8: ...icles from the air supply The Coalescing Filter 0 04 micron or less is then used to filter the air before it enters the EN40 IS See Figures 10 and 11 FIGURE 10 FIGURE 11 CAUTION When lubrication is required for the final control element a pilot operated regula tor or booster must be used to segre gate the EN40 IS from the lubricated air during exhaust or pressure reduction phases See Figure 11 DIS...

Страница 9: ...t the Span Pot to obtain Pmax output See Figure 13 FIGURE 13 Span Pot L E D O M S A 1 0 4 N E S B 1 0 4 N E S D 1 0 4 N E C D A m n i m I 4 4 4 C D A m x a m I 0 2 0 2 0 2 i s p n i m P 5 1 5 1 3 i s p x a m P 7 5 5 8 5 1 i s p p u s P 0 7 0 0 1 0 2 ZERO ADJUSTMENT 1 Remove the Gauge Port Plug and install a suitable air pressure gauge 2 Set Controller Mode Switch to Manual 3 Using the Manual Contr...

Страница 10: ... N E y l b m e s s A m g a r h p a i D r e p p U 0 2 7 2 0 2 7 2 0 2 7 2 y l b m e s s A m g a r h p a i D r e w o L 1 2 7 2 2 2 7 2 3 2 7 2 e t a l P e c i f i r O 2 6 6 2 2 6 6 2 2 6 6 2 t e p p o P h t i w y l b m e s s A l i o C 6 6 6 2 6 6 6 2 6 6 6 2 requirements for Intrinsically Safe Class I II and III Division 1 Groups A B C D E F and G Nonincendive Class I Division 2 Group A B C and D Su...

Страница 11: ...ing See Figure 14 2 Remove the O ring and Orifice Plate See Figure 15 3 Clean the Fixed Orifice Housing air passage 4 Passing a thin wire through the hole in Orifice Plate clean the Orifice Plate air passage CAUTION Do not use cleaning solvents to clean O rings Clean O rings with a clean dry cloth then apply a thin coat of O ring lubricant to the O rings 5 Install the Orifice Plate and clean O rin...

Страница 12: ...9 FORM NO L 20113 E 0501 FIGURE 16 Field Wiring Intrinsic Safety SC 1395 DIST AUTORIZADO MEX 55 53 63 23 31 QRO 442 1 95 72 60 MTY 81 83 54 10 18 ventas industrialmagza com ...

Страница 13: ...RT OR OTHERWISE EVEN IF NEXEN SHALL HAVE BEEN ADVISED OF THE POSSIBILITY OR LIKELIHOOD OF SUCH POTENTIAL LOSS OR DAMAGE For all of the purposes hereof the term consequential damages shall include lost profits penalties delay images liquidated damages or other damages and liabilities which Buyer shall be obligated to pay or which Buyer may incur based upon related to or arising out of its contracts...

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