MP系列 Mini-Photohelic 微差壓開(kāi)關(guān)/表-德威爾Dwyer
MP系列 Mini-Photohelic® 微差壓開(kāi)關(guān)/表將可靠耐用的Minihelic® II為差壓表和和兩個(gè)單刀雙擲的設(shè)定開(kāi)關(guān)結(jié)合起來(lái)，用于監(jiān)測(cè)和控制氣體的正壓，負(fù)壓或差壓，微差壓表的讀數(shù)和開(kāi)關(guān)的動(dòng)作是分別獨(dú)立的。 前面板和背板上都帶有開(kāi)關(guān)的狀態(tài)LED指示燈，開(kāi)關(guān)的設(shè)定點(diǎn)值可通過(guò)背板上的按鍵來(lái)調(diào)整。這個(gè)小尺寸的微差壓開(kāi)關(guān)/表*適用于通風(fēng)柜，潔凈室，以及除塵，氣力輸送等應(yīng)用場(chǎng)合。
GAGE SPECIFICATIONS
Service: Air and non-combustible, compatible gases.
Wetted Materials: Consult factory.
Accuracy: ±5% FS @ 70°F (21.1°C). Gage face mounted in vertical position.
Pressure Limits: 30 psig (2.067 bar).
Temperature Limits: 20 to 120°F (-6.7 to 49°C).
Process Connections: Barbed for 3/16" ID tubing (STD); 1/8" male NPT (optional).
Size: 4-1/8" (104.78 mm) depth x 3-1/16" (77.79 mm) diameter.
Weight: 23 oz (652 g).
SWITCH SPECIFICATIONS
Switch Type: (2) SPDT relays.
Electrical Rating: 5 A @ 120/240 VAC resistive; 5 A @ 30 VDC.
Electrical Connections: Screw type terminal block. Accepts 22-12 AWG wire.
Power Requirements: 24 VDC / 24 VAC 50/60 Hz 4 W.
Mounting Orientation: Gage face in vertical position.
Set Point Adjustment: Push buttons.
Standard Accessories: (2) mounting screws, (1) .050" hex allen wrench.
Agency Approvals: CE, cULus
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