Emerson 350 series Instruction Manual
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Emerson 350 series Instruction Manual

Emerson 350 series Instruction Manual

Electrohydraulic actuator
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January 2006
350 Series Electrohydraulic Actuators
(Obsolete Product)
Obsolete products may not be manufactured again in
any Fisher location under any conditions.
Recommended spare parts availability is guaranteed for
10 years after the last production on manufactured trim
replacement parts and 5 years of best effort on die cast
parts, elastomers, buyout
Fisher is a mark owned by Fisher Controls International LLC, a member of the Emerson Process Management business division of Emerson
Electric Co. The Emerson logo is a trademark and service mark 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.
We reserve the right to modify or improve the designs or specifications of such products at any time without notice.
Fisher does not assume responsibility for the selection, use or maintenance of any product. Responsibility for proper selection, use and
maintenance of any Fisher product remains solely with the purchaser and end-user.
Emerson Process Management
Fisher
Marshalltown, Iowa 50158 USA
Cernay 68700 France
Sao Paulo 05424 Brazil
Singapore 128461
www.Fisher.com
Fisher Controls International LLC 2004; All Rights Reserved Printed in USA
350 Series Electrohydraulic Actuators
components, and electronic components. Post-
sale documents (such as instruction manuals)
will be available on CD Rom and the Fishweb.
Pre-sale documents (such as bulletins) for
obsolete are not included on the Fishweb or CD-
ROM.

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Summary of Contents for Emerson 350 series

  • Page 1 Fisher is a mark owned by Fisher Controls International LLC, a member of the Emerson Process Management business division of Emerson Electric Co. The Emerson logo is a trademark and service mark of Emerson Electric Co. All other marks are the property of their respective owners.

  • Page 2: Table Of Contents

    Form 1387 350 Actuator June 2002 350 Series Electrohydraulic Actuators Contents Introduction ......

  • Page 3: Introduction

    Specifications The 350 Series electrohydraulic actuators are designed to operate sliding-stem and rotary-shaft Specifications for 350 Series actuators are shown in control valves from standard electronic input signals table 1. Some specifications may also be found on and electric power supplies. These actuators contain the actuator nameplate.
  • Page 4 Instruction Manual Form 1387 350 Actuator June 2002 Table 1. Specifications (continued) Bench Stroking Speed Adjustments Zero and span adjustments located under cover 8.6 mm/second (0.37 inches/second) for 8900 (figure 2) N (2000 pounds) output thrust or 318 NSm (2812 lbfSin) output torque and Hazardous Area Classification 3.8 mm/second (0.15 inches/second) for 22200 Actuators with intrinsically safe actuator control...
  • Page 5 Instruction Manual Form 1387 350 Actuator June 2002 TRAVEL ADJUSTMENT SCALE CASING BIAS PLATE SPRING ASSEMBLY ZERO ADJUSTMENT SPAN ADJUSTMENT FEEDBACK SPRING W5568-1/IL Figure 2. Adjustments (Actuator is Shown with Cover Removed) Table 2. Input Signals, Internal Resistance, and Coil Part Numbers PART NUMBERS INPUT CONTROL...
  • Page 6 Instruction Manual Form 1387 350 Actuator June 2002 13 mm (1/2 INCH) TRAVEL 29 mm (1-1/8 IN) TRAVEL 76 mm (3- INCH) TRAVEL 13 mm (1/2 INCH) TRAVEL 29 mm (1-1/8 IN) TRAVEL 76 mm (3- INCH) TRAVEL (INCH) NOTE: FOR 71mm (2-13/16 INCH) YOKE BOSS SIZE TYPE 350 AC- TUATOR WITH 1 TO 5 mA DC INPUT SIGNAL (5% INPUT 13A6501-A...

  • Page 7: Installation

    Instruction Manual Form 1387 350 Actuator June 2002 Table 6. Usable Torque Output of Type 354 Size 60 and 80 Actuators at Maximum Travel Gross Cylinder 8800 22000 Output Thrust, N (Lb) (2000) (5000) Valve Disk or Ball 0-90 0-90 Rotation, Degrees Usable Torque Output, NSm (LbfSin)

  • Page 8: Electrical Connections

    Instruction Manual Form 1387 350 Actuator June 2002 Fill the reservoir to the centerline of the sight gauge Seal Drain-Off Connection (key 112). Replace the vent assembly after filling. Some variations of these actuators are equipped with a double piston rod seal. If so equipped, the actuator is furnished with a vent (key 113, figure 8) Electrical Connections installed in the yoke.

  • Page 9: Bypass Valve And Handwheel

    Instruction Manual Form 1387 350 Actuator June 2002 rod assembly. Rotate the zero (bias spring) Bolt-On Handwheels adjustment screw until the piston rod just begins to Bolt-on handwheels (see figure 13) are available in move down. Change the input signal to the opposite either of two types, non-declutchable and end of the input signal range and check the position declutchable.

  • Page 10: Integrally Mounted Gear-Type Handwheels

    Refer to the disassembly instructions in Integrally Mounted Gear-Type the Maintenance section for assistance. Handwheels Table 8. 350 Series Feedback Spring Cutting Details Handwheels furnished on the 127 mm (5-inch) yoke Cut Feedback boss size Type 350 are integrally mounted types as...

  • Page 11: Changing Actuator Action

    WARNING on the terminal strip (key 90, figure 7). The action of a 350 Series actuator For direct-acting actuators (increasing input signal with an intrinsically safe control circuit extends actuator piston rod), the positive input signal must not be reversed in the field.

  • Page 12: Split-Range Operation

    Instruction Manual Form 1387 350 Actuator June 2002 Split-Range Operation in the bellows connected to nozzle A and reduces the pressure in the bellows connected to nozzle B. The coil used for the standard 4 to 20 milliamp input The unbalanced pressures in the bellows pivot a signal can also be used for an equal 4 to 12 and 12 flapper closer to nozzle D and farther from nozzle C.
  • Page 13 Instruction Manual Form 1387 350 Actuator June 2002 Table 9. Fault-Correction Guide Fault Possible Cause Check Correction 1. Sluggish piston rod movement Electrical system or no piston rod movement a. Machine screw (key 123) not a. Remove cover (key 87) and a.

  • Page 14: Maintenance

    Instruction Manual Form 1387 350 Actuator June 2002 Maintenance Hydraulic fluid must be checked periodically. Check fluid level through the sight gauge (key 112, figure 7) located on the side of the actuator. Fluid level should reach the centerline of the sight gauge. The level WARNING should be checked often when the actuator is first installed.

  • Page 15: Cleaning Force Motor

    Instruction Manual Form 1387 350 Actuator June 2002 figure 11) can be damaged if the assembly is 73, figure 11) may become partially clogged. This handled roughly. will result in sluggish actuator operation. To clean the restrictions, proceed as follows. 6.

  • Page 16: Adjusting Nozzles

    Instruction Manual Form 1387 350 Actuator June 2002 cap nut immediately after adjusting to prevent air CAUTION from entering the system. 14. After adjusting, run the motor for an instant to When checking pressure, allow the re-check output pressure. motor to run only an instant (just long 15.

  • Page 17: High-Pressure Nozzles

    Instruction Manual Form 1387 350 Actuator June 2002 the terminal strip (key 89, figure 11). Completely CAUTION remove the casing plate assembly from the actuator. To avoid damage to the flappers and Adaptor Plug O-Rings flexures, move the beam (key 39) and coil (key 37, figure 7) carefully.

  • Page 18: Lower Piston Rod Seal

    Instruction Manual Form 1387 350 Actuator June 2002 rod nuts (key 10) evenly to prevent binding the Bolt-On Handwheels piston. Key numbers referenced in this procedure are shown in figure 13 except where indicated. Lower Piston Rod Seal Non-declutchable handwheels include a grease 1.

  • Page 19: Integrally Mounted Gear-Type Handwheels

    Instruction Manual Form 1387 350 Actuator June 2002 Integrally Mounted Gear-Type the actuator were being taken off a valve with push-down-to-open action and re-installed on a Handwheels valve with push-down-to-close action or vice versa), Lubricate the handwheel mechanism periodically install the worm shaft (key 181) and retainers (keys with a good-quality general-purpose grease.

  • Page 20: Type 354 Actuator Mounting

    Instruction Manual Form 1387 350 Actuator June 2002 actuator and check to be sure that full travel is being mounting the actuator, make sure that the bushing reached and that the valve plug seats. (key 261) and valve shaft are in line so that the bushing will slide onto the valve shaft without getting damaged.

  • Page 21: Type 354 Valve Travel Adjustment

    Instruction Manual Form 1387 350 Actuator June 2002 VALVE SERIES OR DESIGN V150, CV500 MOUNTING ACTION 8532, 8560 V200, & & 9500 V250, V300 V500 PDTC Right-hand PDTO PDTC Left-hand PDTO 1. PDTC—Push-down-to-close; PDTO—Push-down-to-open. 43A6505-A C0683/IL Figure 5. Mounting Styles and Positions for the Type 354 Actuator 14.

  • Page 22: Changing Type 354 Actuator Mounting

    Instruction Manual Form 1387 350 Actuator June 2002 valve disk and bearings away from the centered position, resulting in subsequent damage to valve parts as the valve is operated. If necessary, use a wheel puller to remove the lever. It is permissible to tap the wheel puller screw lightly to loosen the lever, but hitting the screw with excessive force could also...

  • Page 23: Parts Kits

    Instruction Manual Form 1387 350 Actuator June 2002 Parts Kits Description Part Number Parts Kit (Includes keys 1B, 8A, 8F [O-ring], 11, 12, 14, 15, 18, 23, 63, 74, 78, 82, Travel Adjustment Pointer 83, 84, 117, 136, 137, 192, 194, & 196B Travel Adjustment Scale, brass [pump assembly gasket]) R350X000012...
  • Page 24 Instruction Manual Form 1387 350 Actuator June 2002 53A7989-E/DOC Figure 7. Reservoir and Casing Assembly with Bypass Valve (continued on next page)
  • Page 25 Instruction Manual Form 1387 350 Actuator June 2002 PILOT ASSEMBLY DWG NO. DL4135 SECTION A A APPLY LUBRIPLATE NO. 130AA ON SURFACES MARKED”A” PARTS NOT SHOWN: 22, 28, 30, 35, 43, 106, 107, 116, 120, 134, 138, 147, 148, 149,150, 154A, 156, 282, & 283. KEY 8D IS ROTATED 90 DEGREES FOR CLARITY.
  • Page 26 Instruction Manual Form 1387 350 Actuator June 2002 Description Part Number Hex Jam Nut, pl steel 200* Piston Rod Boot, neoprene Type 354 1H937906992 Boot Locknut, pl steel Snap Ring, pl steel Snap Ring, pl steel Travel Stop, brass 212* Clevis Boot, neoprene Type 354 Size 60...

  • Page 27: Mm (2-13/16 Inch) Yoke Boss Bolt-On Handwheel

    Instruction Manual Form 1387 350 Actuator June 2002 PARTS NOT SHOWN: 267 APPLY LUB/SEALANT Figure 9. Type 354 Actuator Yoke and Housing parts 59A5500-D/DOC Description Part Number 72 mm (2-13/16 Inch) Yoke Boss Bolt-On Handwheel Spring, bronze Operating Nut, steel Bearing Retainer, brass Handwheel Body Cast iron/bronze Handwheel Screw, brass/416 SST...
  • Page 28 Instruction Manual Form 1387 350 Actuator June 2002 DH4709-G/DOC Figure 11. Amplifier Assembly with Optional Lock Valves (Lock Valves—Keys 59A through 60)
  • Page 29 Instruction Manual Form 1387 350 Actuator June 2002 VALVE B RESTRICT STROKING TIME TO EXTEND PISTON ROD VALVE B RESTRICT STROKING TIME TO RETRACT PISTON ROD SECTION A-A SECTION A-A 30A6482-B/DOC WITHOUT LOCK VALVES WITH LOCK VALVES Figure 12. Optional Speed Control Valve NOTE: LEVER PIN (KEY 153) REPLACED BY ENGAGING PIN ON DECLUTCHABLE HANDWHEELS APPLY LUB/SEALANT...
  • Page 30 Instruction Manual Form 1387 350 Actuator June 2002 50A6748-F/DOC Figure 14. 127 mm (5-Inch) Yoke Boss Size Type 350 Actuator with Integral Handwheel...

  • Page 31: Mm (3-9/16 Inch) Yoke Boss Bolt-On Handwheel

    Instruction Manual Form 1387 350 Actuator June 2002 Description Part Number Description Part Number Cap Screw, pl steel Key, steel Travel Stop Nut, steel 90 mm (3-9/16 Inch) Yoke Boss Front Worm Retainer Steel Bolt-On Handwheel Back Worm Retainer Steel Worm Shaft, steel Handwheel, cast iron Handwheel cast iron...
  • Page 32 Instruction Manual Form 1387 350 Actuator June 2002...
  • Page 33 June 2002 Fisher is a mark owned by Fisher Controls International, Inc., a business of Emerson Process Management. The Emerson logo is a trademark and service mark of Emerson Electric Co. All other marks are the property of their respective owners.

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