ASCO Solenoid Valve Prefix Definitions
SC | DIN Enclosure (ISO 4400/DIN 43650), Class F (Class H High Temperature for 2, 11, 11.9, 17, and 22.9 watts) |
EF | Explosionproof Enclosure |
EV | Explosionproof Enclosure in Stainless Steel |
WT | Watertight Enclosure |
IS | Intrisically Safe |
KF | Screw Terminals, Class F |
OF | Open Frame Enclosure |
SD | DIN Enclosure (ISO 4400/DIN 43650), Class F |
SF | Spade Coil, Class F |
SM | Spade Coil, Class B |
SP | Spade Enclosure, Class F |
SU | DIN Enclosure (ISO 4400/DIN 43650), High Temperature, Class H |
WB | Thermoplastic Encapsulated Watertight Junction Box |
JB | Wiring Box with Leads |
J | Wiring Box |
D | Shielded Core Design |
P | Panel Mount |
U | Open Frame Enclosure |
X | Special Construction, varies with TPL number |
HB | High Temperature Leaded Coil, Class H |
HT | High Temperature Leaded Coil, Class H |
HC | Battery Charging Circuits (125 or 250 DC), Class H |
ASCO Solenoid Valve Suffix Definitions
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MO |
Manual Operator, Momentary |
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MS |
Manual Operator, Screw Type |
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E |
Ethylene Propylene (EPDM) |
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T |
Polytetrafluorethylene (PTFE) |
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V |
Fluorocarbon (FKM) |
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C |
Position Indication Switch |
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F |
Valve Operation Type (Normally Closed) |
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M |
Metered Flow Control |
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Q |
Long Life, Quiet Design |
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L |
Metal Seat |
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R |
Resilient Seating |
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U |
Valve Operation Type (Universal) |
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VI |
Visual Indicator |
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LT |
Low Temperature Construction |
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HW |
Hot Water Construction |
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VH |
Vacuum (High) Construction |
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VM |
Vacuum Service (Medium) |
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N |
Oxygen Service |
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B |
LP Gas Service |
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P |
Dry Gas, Non-Lubricated Air |