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Summary of Contents for Metso neles EJ Series
- Page 1 PNEUMATIC DOUBLE DIAPHRAGM ACTUATOR SERIES EJ Installation, Maintenance and Operating Instructions 6 EJ 70 en Issue 9/01...
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Page 2: Table Of Contents
Table of Contents GENERAL ......3 Issues covered by the instructions..3 Actuator design and function . -
Page 3: General
These instructions contain the most important user informa- Type code tion related to the actuators in the Metso Automation EJ Place and time of manufacturing and serial number series. Further information on valves, positioners and other (yyyy ww nr) -
Page 4: Safety Measures
Table 1. The influence of the turning angle on the torque Actuator Spring torque Torque generated by the supply pressure (Nm / lbf ft) (Nm / lbf ft) M spring (Nm / lbf ft) 4 bar / 58 psi 5 bar / 72.5 psi 6 bar / 87 psi 0°... -
Page 5: Transporting, Receiving And Storing
TRANSPORTING, RECEIVING AND STORING Adjustment screw Closing pressure for closed position Check that neither the actuator nor its accessories have been Adjustment screw damaged during transportation. Store the actuator carefully for open position prior to installation, preferably indoors in a dry place. Do not transfer it to the installation point or remove the end caps until immediately prior to the installation. -
Page 6: Attaching The Nd800 Valve Controller To The Actuator
Table 2. Mounting interfaces, tightening screws, tight- ening torques and drive shaft movement DIN keyways in the ANSI keyways at the middle of bushings bushing split Size Mount. Thr. Hex. size upp. pos. lower pos. (mm) (mm) EJ05 EJ07 EJ10 EJ12 EJ14 THE ACTUATOR IN CLOSED POSITION... -
Page 7: Attaching Other Accessories To The Actuator (Actuator Model Ej_U)
VDI/VDE 3845 standard interface on separate adapter Coupling plate EJ05 Fig. 10. Attaching a connection plate to the EJ05 Fig. 12. Adapter actuator Reversed signal control with EJ05 is achieved using a Detaching the actuator from the valve different plate with crossed channels. No external tubing is The actuator is detached in the same way that it is attached, required in this case. -
Page 8: Maintenance
MAINTENANCE Fabric Rubber side side "TOP SIDE" General Rubber side "TOP SIDE" Actuators do not require regular maintenance under normal Rubber side Fabric "TOP SIDE" conditions. Here are some maintenance measures that the side Fabric end user can carry out, if necessary. The item numbers in side the text refer to the exploded view and the part list in Section 8, unless stated otherwise. -
Page 9: Exchanging Diaphragm At The Spring End
Fix the cylinder end with the socket head screws (22), nut (54) at the end of the package. The nut has been once it is in the right position. Tighten the screws permanently fixed and must not be detached from according to the torque values given in Table 3. -
Page 10: Detaching And Attaching The Drive Shaft
Place the prepared rolling diaphragm (7) on the spring retainer (41) of the spring package. Also, place the diaphragm support plate (6) and the new seal ring (51) on the rolling diaphragm. Next, attach the spring package to the end of the gear rod (4) by turning it by the fixed nut (54). -
Page 11: Operation Failures
Next, place the drive shaft (3) back in the housing REQUIRED TOOLS (1) and lubricate the drive shaft teeth well before installation (Unirex S2 or similar). Add plenty of lubri- Hex key set cant to the coupling plate side of the drive shaft Box key set (EJ10, 12 &... -
Page 12: Exploded Views And Parts List
EXPLODED VIEWS AND PARTS LIST Actuator EJ05 40, 41, 43, 44, 48, 54, 55, 57 NELES FIELD CONTROLS OY NELES FIELD CONTROLS OY MADE IN FINLAND MADE IN FINLAND CHECK CHECK ISO 5211 F ISO 5211 F MAX PRESS MAX PRESS DATE DATE CAUTION... -
Page 13: Actuators Ej07-14
Actuators EJ07-14 40, 41, 43, 44, 48, 54, 55, 57 28 28 CAUTION CAUTION Spring under compression! Remove first screws A, then screws B. Spring under compression! Remove first screws A, then screws B. VARO VARO J nnitetty jousi! Ruuvit A poistettava ennen ruuveja B. nnitetty jousi! Ruuvit A poistettava ennen ruuveja B. -
Page 14: Dimensions And Weights
DIMENSIONS AND WEIGHTS Actuator EJ G1/4" VDI/VDE 3845 ** F max. VDI/VDE 3845 4 x M5 G1/8" Type Dimensions in mm Stroke Weight volume 4 bar connection EJ05 ø35 0.17 EJ07 23.4 ø55 58.5 G 1/4" EJ10 ø70 77.5 G 1/4" 20.5 EJ12 ø85... -
Page 15: Connection Dimensions
Connection dimensions number of holes Keyways acc. to ANSI B17.1 Split Keyways acc. to DIN 6885 łO / depth Type Dimensions in mm ISO 5211 O (H8) EJ05 ø15 M6 / 12 EJ07 ø15 M8 / 16 ø20 12.8 12.3 ø25 15.8 15.4... -
Page 16: Type Code
70° (the valve cannot be opened completely), the marking is Z=70. Metso Field Systems Inc. Europe, Levytie 6, P.O.Box 310, 00811 Helsinki, Finland. Tel.int +358 20 483 150. Fax int. +358 20 483 151 North America, 4300 Windfern, Houston, TX 77041, USA, Tel.