SYSTEM SENSOR OSY2 SF 28/01 For convenient operation

For convenient operation

Replacement Board for SKE-450 Voice Evacuation Panel

Refer to the FACP Installation Manual to determine if Intelligent Device Protocol is supported

COMPATIBLE weatherproof backboxes: IOB-W

the NATP (Notification Appliance Trimplate) may be used

SYSTEM SENSOR OSY2 SF 28/01 For convenient operationOSY2 supervisory switches are used to monitor the open position of an outside screw and yoke type gate valve. OSY2 supervisory switches feature a user friendly mounting bracket and adjustable shaft to permit mounting to most outside screw and yoke valves, ranging in size from 1 to 12 inches. Their right angle design and wide bracket span provide maximum clearance for valve components, to accommodate troublesome valves. Removing the OSY2s gate valve