Key Parameters & Specifications Product Line: ASCO™ CNG Series Type: Solenoid Valve Model: CNG050S290NQEPMZZZ Valve Size: 050 (Typically 1/2-inch or DN15) Operation: Solenoid pilot-operated Function: Normally Closed (NC) Fluid Compatibility: Natural Gas, Compressed Natural Gas (CNG), Air, Inert Gases Pressure Rating: High-pressure capability for CNG service Body Material: Brass or Stainless Steel (per configuration) Seal Material: NBR (Nitrile) or FKM (Viton) for gas compatibility Coil Voltage: 290 (Specific voltage - 24VDC, 120VAC, 240VAC, etc.) Coil Type: NQ (Specific coil configuration) Electrical Connection: E (Conduit or connector type) Approvals: PMZZZ (Specific approvals - UL, CSA, ATEX, etc.) Key Features CNG Service: Specifically designed for compressed natural gas applications High Pressure Capable: Suitable for CNG fueling station pressures Pilot-Operated: Reliable operation across pressure range Robust Construction: Durable materials for gas service Fast Response: Quick opening and closing Low Power Consumption: Efficient solenoid design Hazardous Area Options: Available with appropriate approvals Typical Applications CNG Fueling Stations: Dispenser control, cascade switching Natural Gas Processing: Flow control, safety shutdown Gas Handling Systems: Pipeline control, distribution Compressor Stations: Suction/discharge control Industrial Gas Systems: On/off control applications Alternative Fuel Systems: Natural gas vehicles (NGV) Specifications Details Parameter Value Valve Size 050 (1/2" or DN15 typical) Operation Pilot-operated solenoid Function Normally Closed (NC) Pressure Range High-pressure (consult data sheet) Fluid Temp -4°F to 176°F (-20°C to 80°C) typical Ambient Temp -4°F to 122°F (-20°C to 50°C) Body Material Brass or Stainless Steel Seal Material NBR (Nitrile) or FKM Coil Voltage 290 (specific - consult data) Coil Insulation Class F or H Electrical Connection NPT conduit or connector Response Time Fast (milliseconds) Approvals PMZZZ (UL/CSA/ATEX as specified)