Rotating Ex d Limit Switch Model: QT
The Rotating Limit Switch Box Assembly model QT is an accessory which enables remote and local valve position monitoring of BERMAD 400Y Torrent Deluge / Water Control Valves.
The low profile robust anodized and epoxy-coated aluminum housing makes it well-suited for use in corrosive, heavy wash down applications and harsh environments.
The limit switch box assembly is suitable for Zone 1 hazardous locations as per IEC/EC or Div. 1 to NEC/NEMA standards (see specification below). It is equipped with two SPDT type proximity switch sensors, hermetically-sealed, and activated by an internal magnetic target.
The switch is equipped with Tungsten contacts, designed for moderate power applications and is electrically rated for 3 Amps at 125VAC or 240 VAC. The switch box incorporates a highly visible dual color visual position indicator.
- Enclosure optimized for environment
Suitable for use in various process environments
- Quick enclosure access
Screw-on vapor tight cover allows quick enclosure access, saving valuable maintenance and set-up time.
- Pre-wired and labeled terminal strip
Enables quick, convenient attachment of field wiring
- Maxx-Guard Proximity switches
Hermetically-sealed suitable for safe signaling
- Easy to adjust quick set cams
Touch and tune switch settings allows fast adjustments without the use of tools
- Dual shaft O-ring seals
Shaft O-rings seal the drive bearing from both external corrosives and internal contaminants.
- Drive bearing assures long cycle life
Oil impregnated bronze bearing maintains smooth operation and eliminates the potential for shaft seizure
- Clear Dual Color visual indication
Highly Visual indication of valve status