- Valve Actuation: Solenoid
- Body Material: Aluminum
- Media: Natural Gas
- Pipe / Port Size: 1/2 “; 3/8 “; 3/4 “; 1 “; 1 1/4 “; 1 1/2 “; 2 “; 2 1/2 “; 3 “
- Port Type: NPTF
- Function: 2 way – 2/2 Normally Open
- Voltage: 24 AC, 120 AC, 230 AC
- Max Differential / Max Operating Pressure: Vacuum to 150 PSIG
- Operating Environment: Indoor
- Standards / Regulations: CSA, UL, FM
ASCO™ Series S261 Gas Shut Off Valve
- Valve Actuation: Solenoid
- Body Material: Aluminum
- Media: Natural Gas
- The ASCO Series S261 is a line of solenoid valves designed for on-off control of fuel gas in commercial and industrial gas burners.
- Suitable for ambient temperatures up to 175°F
At a glance:
- The ASCO Series S261 is a line of solenoid valves designed for on-off control of fuel gas in commercial and industrial gas burners.
- The pilot-operated valves have die-cast aluminum bodies, are designed for 2-way, normally closed operation, and have high-pressure capabilities.
Features:
- Provided with 1/8-inch NPT upstream and downstream pipe taps with plugs for routine testing
- Zero differential piloted diaphragm
- Suitable for ambient temperatures up to 175°F
- Opening and closing times are less than 1 second
- Available in 3/8-inch to 3-inch sizes for a wide variety of applications
- All models are UL/CSA-rated; FM rating on 3/8-inch to 3/4-inch sizes
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Signal isolation
- Input mA: -1 to +50 mA
- Input impedance: 10 Ω
- Adjustments – Zero: Any value within range limits
- Adjustments – Minimum spans: 0,4 mA
- Output: 4-20 / 20-4 mA
- Galvanic isolation: 1500 VAC, 1 min
- Power supply: 7,5 to 36 VDC
- Typical accuracy: ±0,1 % of span
