weatherproof model number adjustable range (increasing pressure) psi typical dead band psi explosion proof model number
6nn-k2-n4-f1a 7 to 30 0.5 6l-k2-n4-f1a
6nn-k3- n4-f1a 12 to 100 0.9 6l-k3-n4-f1a
6nn-k5- n4-f1a 20 to 180 1.4 6l-k5-n4-f1a
6nn-k45- n4-f1a 25 to 275 1.9 6l-k45-n4-f1a
5nn-k3- n4-f1a 25 to 240 2.2 5l-k3-n4-f1a
5nn-k5- n4-f1a 35 to 375 3.1 5l-k5-n4-f1a
5nn-k45- n4-f1a 45 to 550 3.9 5l-k45-n4-f1a
9nn - k4- n4-f1a 100 to 500 5.3 9l-k4-n4-f1a
9nn-k5- n4-f1a 200 to 1000 9.2 9l-k5-n4-f1a
9nn-k45- n4-f1a 200 to 1750 15 9l-k45-n4-f1a
1nn-k45- n4-f1a 500 to 4000 98 1l-k45-n4-f1a
表圓外徑(mm) 115
精度 ±0.5% ansi / asme grade 2a
壓力范圍(刻度單位可選) 3...15 psi / 0...100%，3...27 psi / 0...100%
表殼材質 酚酸樹脂
接液材質 316不銹鋼，銅合金
weatherproof model number adjustable range (increasing pressure) psi typical dead band psi explosion proof model number
4nn-k2-n4-b1a 2 to 8 0.2 4l-k2-n4-b1a
4nn-k4-n4-b1a 2 to 25 0.3 4l-k4-n4-b1a
4nn-k5-n4-b1a 3 to 50 0.4 4l-k5-n4-b1a
4nn-k45-n4-b1a 4 to 75 0.5 4l-k45-n4-b1a
piston 4 overrange 750 (psi) proof 1000 (psi)
·
工作壓力從0.25 到 40 inwc
·適用于微差壓0-1000mmwc
·系統大靜壓為10 psig
·只適用于干凈的，sor索爾開關，干燥的氣體，sor索爾開關9nn，回差小
·典型應用為爐膛壓力監測，適用于系統靜壓比較恒定的工況 fm， csa
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