OS & Y Supervisory Switches

Description

• The 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)
• Make sure the groove in the valve stem is at least as wide as the OSYSU roller or trip rod and is at least 1/2" deep. If not, use a 3/8" round file on the groove
• UL Listed & FM Approved

Download

Product Catalogue