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Metso QX7OB02SDM, Quartz Explosion Proof Limit Switch

Quartz Explosion Proof Limit Switch
Item #: QX7OB02SDM

Product Info


Quartz Series Explosionproof Valve Monitoring, High Performance (HP) with No Switches - Position Transmitter, Aluminum North American (NEC/CEC) Enclosure, (1) 3/4" NPT & (1) 1/2" NPT Conduits, Short Visual Indicator Output, Red Closed/Green Open Visual Indicators, -40°C to 80°C Temp. Rating, Lexan Polycarbonate Clear Cover & Indicator The StoneL Quartz series is durable, corrosion-resistant, and versatile, making it ideal for most of your process valve monitoring requirements. QX: Explosionproof, water tight and corrosion-resistant enclosure is approved for use in Div. 1/Zone 1 hazardous areas. Available options include stainless steel and epoxy-coated anodized aluminum. Save space with low profile design Clearance above the actuator is critical in complex piping systems. Quartz boldly displays valve position and encloses all electrical components in an explosionproof compartment with less than 5” clearance requirement. Features: • Rapid enclosure access o Screw-on cover allows quick enclosure access, saving you valuable maintenance and set-up time. The cover provides a vapor tight seal and allows entry to internal components in less than five seconds. • Faster wiring o Pre-wired and labeled terminal strip enables quick, convenient attachment of field wires. • Continuous signal output is available in a 4-20 mA position transmitter. • Dual shaft O-ring seals eliminate corrosion o Top inner and bottom outer shaft O-ring seal the drive bushing from both external corrosives and internal contaminants that enter the enclosure. • Special drive bushing assures long cycle life o The oil impregnated bronze bushing maintains smooth operation and eliminates the potential for shaft seizure due to actuator shaft eccentricity • Bold space saving visual indication o Visual indicator offers excellent view ability without sacrificing accessibility or adding to space requirements. Indicators are also available with continuous percentage or three-way indication.

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