Tamper Supervisory Switch
BRAND: POTTER
MODEL: OSYSU-1 & OSYSU-2
The TAMPER SUPERVISORY SWITCH (OSYSU) is used to monitor the open position of an OS&Y (outside screw and yoke) type gate valve. This device is available in two models; the OSYSU-1, containing one set of SPDT (Form C) contacts and the OSYSU-2, containing two sets of SPDT (Form C) contacts. These switches mount conveniently to most OS&Y valves ranging in size from 2” to 12” (50mm to 300mm). They will mount on some valves as small as ½” (12,5mm). The cover is held in place by two tamper resistant screws that require a special tool to remove. The tool is furnished with each device.
Features
• NEMA 4X* (IP 65) and 6P (IP 67) *Enclosure is 4X. For additional corrosion protection of mounting hardware, use model OSYSU-2 CRH
• -40º to 140º (-40ºC to 60ºC) operating temperature range
• Visual switch indicators
• Two conduit entrances
• Adjustable length trip rod
• Accommodates up to 12AWG wire
• Three position switch detects tampering and valve closure
• Knurled mounting bracket prevents slipping
• Fine adjustment feature for fast, easy installation
• RoHS compliant
• One or two SPDT contact models (-1,-2)
