7000B系列 Spirahelic®直接驅(qū)動壓力表為塔式的外殼內(nèi)帶三重纏繞式波登管,非?煽磕陀。沒有任何彈簧,墊圈,聯(lián)動等機(jī)械部件,不會發(fā)生由于磨損造成的故障。7000B系列的接頭為雙螺紋接頭1/2"NPT外螺紋和1/4"NPT內(nèi)螺紋。
Service: Compatible gases & liquids.
Wetted Materials: Grade A accuracy: Inconel® X-750 alloy Bourdon tube, nickel plated brass connection block.
Grade 2A accuracy: Inconel® X-750 alloy Bourdon tube, type 316L SS connection block.
Housing: Black polycarbonate case and clear acrylic cover.
Accuracy: Grade A (2%-1%-2%); Grade 2A (0.5% F.S.).
Pressure Limit: 150% of full scale. Gage will maintain its specifications for overpressures up to 150% maximum range. Normal operation should be between 25% and 75% of full scale.
Temperature Limits: -65 to 180°F (-53.9 to 82.2°C).
Size: 4-1/2" (114.3 mm) dial face - Design conforms to ASME B40.1.
Process Connections: Dual size 1/2" male NPT x 1/4" female NPT, bottom connections.
Weight: 18.2 oz (516 g).