| Product Overview |
Series |
SD-SVS OSY Supervisory Switch |
|
Application |
Monitors Open Position of OS&Y Gate Valves |
|
Mounting Range |
2″–12″ (50–300 mm), Some Valves Down to ½″ |
|
Installation |
Does Not Interfere with Valve Operation |
| Models & Contacts |
SD-SVS OSY-1 |
One Set of SPDT Contacts |
|
SD-SVS OSY-2 |
Two Sets of SPDT Contacts |
|
SD-SVS OSY-3 |
Two SPDT + Cover Tamper Switch |
|
Contact Rating |
10A @125/250VAC; 2.5A @30VDC (Resistive) |
| Operation |
Actuation Point |
Within Two Revolutions of Valve Control |
|
Stem Travel |
Operates Within 1/5 Movement from Normal Position |
|
Grounding |
Grounding Provision Included |
| Enclosure & Construction |
Housing |
Die Cast Metal (Cover & Base) |
|
Finish |
Red Powder Coated |
|
Corrosion Protection |
All Parts Corrosion Resistant |
|
Weight |
0.6 Kg |
|
Conduit Entrance |
One Knockout + One ½″ Conduit Hole |
| Cover Tamper |
Tamper Feature |
Tamper-Resistant Screws |
|
Tamper Switch Rating |
3A / 5A @125/250VAC (Model Dependent) |
| Environmental |
Temperature Range |
32°F–120°F (0°C–49°C) |
| Standards & Compliance |
UL Listing |
Indoor & Outdoor Use |
|
NFPA 13 |
Automatic Sprinkler Systems |
|
NFPA 13D |
Residential Systems |
|
NFPA 13R |
Up to 4-Story Buildings |
|
NFPA 72 |
Fire Alarm Code |
| Key Benefits |
Safety |
Ensures Valve Position Supervision |
|
Reliability |
Heavy-Duty Die Cast Construction |
|
Compliance |
Meets Fire Protection & Alarm Standards |
