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LOTO valves

LOTO valves

Valves manufactured by KITZ SCT are designed to support stringent gas requirements in markets from semiconductors to liquid crystal and LEDs. This product is a manual valve with a LOTO function, effective for customers' safe operation.

Features

  • RoHS Directive-compliant product

  • 90°-open/close handle with LOTO function
    Attach a padlock to prevent misoperation.

  • Available for use in a wide range of fields, including analysis, medicine, pharmaceuticals, and so on as well as semiconductors, liquid crystal, and solar cells.

  • The lineup includes a wide range of seat materials, connection methods, interior polishing grades, and so on.

Main specifications

Item VLD4QL VLD8QL
Manual Manual
CVC-Male CVC-Female CVC-Male CVC-Female
Dimention Height 62.4 76
Face-to-face 57 70.6 77 83
Cv value 0.27 0.7
Operating maximum pressure 0.98MPa(G)
Operating fluid temperature range PCTFE　-10〜80℃
PI,PFA　-10〜150℃
Exterior leak rate 1.0 x 10-10 Pa･m3/sec or less
Interior leak rate 1.0 x 10-10 Pa･m3/sec or less
Gas contact part surface roughness EP (Rz 0.7 μm or less) / STD (Rz 3.2 μm or less)
Seat material PCTFE,PI,PFA
Body material SUS316L
Diaphragm material Cobalt alloy
Air supply port  -
  -
Operating air pressure -  -
Handle RPM 90° 90°
Packaging EP grade: duplex, STD grade: single

 

Applicable model examples and product code list

Applicable model examples [VLD-QL Series]

VLD4QLS-VC-EP-316L 1/4" LOTO Male CVC - Male CVC PCTFE EP
VLD4QLS-VFC-STD-316L 1/4" LOTO Female CVC - Female CVC PCTFE STD
VLD4QLS-WC-EP-316L 1/4" LOTO Butt fusion welding PCTFE EP
VLD4QLS-VA(P)-STD-316L 1/4" LOTO Male CVC - Male CVC PFA(PI) STD
VLD8QLS-VC-EP-316L 1/2" LOTO Male CVC - Male CVC PCTFE EP
VLD8QLS-VFC-STD-316L 1/2" LOTO Female CVC - Female CVC PCTFE STD
VLD8QLS-WC-EP-316L 1/2" LOTO Butt fusion welding PCTFE EP
VLD8QLS-VA(P)-STD-316L 1/2" LOTO Male CVC - Male CVC PFA(PI) STD

 

Code list

Code list
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