The OSYSU is used to monitor the open position of an OS and 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.

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.

Aug 24, 2011 · A supervisory switch used to monitor the open position of an OS&Y type gate valve, containing two SPDT (Form C) Contacts.

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.

Find the Potter Electric 2 in. Outside Screw and Yoke Valve Supervisory Switch at Ferguson online for delivery or pickup at a Ferguson store near you.

switch. The center position is the normal installation position. Normal is when the switch is installed on the OS&Y valve, the valve is fully open and the trip rod of the OSYSU is in the groove of the valve stem. Closing the valve causes the trip rod to ride up out of the groove and activates the switches. Removing the OSYSU from the valve …

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.

Potter / Amseco OSYSU-2, Outside Stem and Yoke Valve Supervisory Switch, 2 SPDT Contacts. This item from this seller is eligible for electronic payment only on checkout. It's not eligible for Cash on Delivery (COD). Learn why?

Potter Supervisory Double Switch OS&Y Gate Valve 1010202 Authorized Distributor

The Potter OSYSU-2-CRH is an Outside Screw & Yoke Supervisory Switch (Double switch). Features corrosion resistant hardware of 316 stainless steel & nickel plated to ASTM B377 Type V Brackets. p/n 1010202. WHY CHOOSE BUY FIRE ALARM PARTS?