COVNA 1S09001 Two Piece Ball Valve User Manual

June 12, 2024
COVNA

COVNA logo 1S09001 Two Piece Ball Valve
OPERATING MANUAL COVNA 1S09001 Two Piece Ball
Valve

1S09001 Two Piece Ball Valve

COVNA 1S09001 Two Piece Ball Valve - Figure

3PC Thread Pneumatic Ball Valve

Introduction

The 2 piece ball valve small size, large diameter, switch easy and convenient, reliable seal, simple structure, easy maintenance, sealing surface and sphere often closed state, not easy to be medium erosion, can be applied to water, gas, steam, oil, nitric acid, acetic acid and other media.

Pneumatic Actuator

Double acting| Air to open, air to close, air supply failure to keep the current position
---|---
Acting N/C| Air to open, interrupt air to close, air failure to close
Single Acting N/C| Air to close, interrupt air to open, air failure to open
Optional accessory| Reversing solenoid valve, limit switch box, air filter reducing valve, positioner, handle manual, lock up valve

Technical Parameters

Body Valve components
Size Range DN08-DN 100

PPL: -20°C-150°C
Body material| SS304 SS316 SS316 L| Core Material| Stainless Steel
End Connection| Female Thread| Stem Material| Stainless Steel
Operating Pressure| PN1.6MPa| Applicable media| Control of Water, Air, Gas,
Oil, Liquid, Steam
Structure| Floating ball core

Qutine Size drawing
UNIT: mm

MEDLE DN08 DN10 DN15 DN20 DN25 DN32 DN40 DN50 DN65 DN80 DN100
G 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1-1/4″ 1-1/2″ 2″ 2-1/2″ 3″ 4″
D 8 10 15 20 25 32 40 50 65 80 100
L 55 55 55 73 84 98 106 121 160 180 220
H 30 30 37 40 49 53 62 70 93 106 126

Maintenance

  • Tightening the seal between the valve and the actuator:
    Remove the four bolts underneath the actuator. Separate the actuator from the valve.
    Tighten the nut on the top of the valve body.
    Place the actuator back on the valve and screw everything back into place.

  • Tightening the seals between the valve and the inlet/outlet ports:
    Remove the torque bolts and check for any debris or damage to the gaskets.
    Use a torque wrench or other consistent method of tightening the torque bolts to reconnect the inlet and outlet ports.

Pneumatic Actuator

COVNA 1S09001 Two Piece Ball Valve - pneumatic
Actuator Introduction

  1. Operating media: Dry or lubricated air, or the non-corrosive gases The maximum particle diameter must less than 30 um
  2. Air supply pressure: The minimum supply pressure is 2.5 Bar The maximum supply pressure is 8 Bar
  3. Operating temperature: Standard: -20° c~+ 80° c Low temperature: -35° c ~ +80° c High temperature: -15° c ~ M50° c
  4. Travel adjustment: Have adjustment range of + 5° for the rotation at 0° and 90°

Qutline Size drawing

COVNA 1S09001 Two Piece Ball Valve - Qutline Size
Drawing

Common faults and inspection, troubleshooting

Failure Phenomenon Inspection Items Solution
Pneumatic Valve Can Not Move The electromagnetic valve is normal, Coil is
burned, electromagnetic valve Is stuck being stolen Solenoid valve

replacement, Replacement coils, remove stolen Property.
A separate air supply pneumatic Actuator test check seals and Whether the cylinderis damaged.| Replace a bad ring and cylinder.
There are impurities in the spool Valve stuck.| Remove impurities, replace Damaged parts.
the handle in a manual hand motor location.| Interchange
Slow Motion, Crawling| Supply pressure is not enough.| The increase of gas supply pressure(0 4-0.7mpa)
Pneumatic actuator outputtorque is Too small.| Increase the pneumatic actuator Production.
The valve spool or valve assembly too tight| Re—assembly adjustments.
Air supply pipe plug, flow is toosmall.| Exclude plug, replace the filter cartridge.
Reply Devices
Without Signal| power line short circuit or open circuit| Maintenance of power lines.
reply within the cam position is not accurate.| Adjust the cam to the correct location
Micro switch damaged.| Replacement micro switch

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