美國(guó)Dwyer TFLS型 音叉料位開(kāi)關(guān)
產(chǎn)品型號(hào): TFLS
非常適用于低密度物料
特別適用于輕物料,低導(dǎo)率物料
Service: Dry powder or bulk materials compatible with wetted materials. Can detect bulk materials submerged in liquid.
Sensitivity: Minimum bulk density of
Wetted Materials: 316 SS.
Temperature Limits: Ambient: -4 to
Process: -4 to
Pressure Limit: 145 psig (10 bar).
Power Requirement: 90 to 265 VAC, 50/60 Hz; 24 VDC.
Power Consumption: 4 VA.
Enclosure: Aluminum, powder coated.
Enclosure Rating: Weatherproof, NEMA 4X.
Switch Type: SPDT.
Electrical Rating:
Electric Connections: Screw terminals.
Conduit Connection: 3/4? female NPT.
Process Connection: 1-1/2? male NPT.
Weight:
Indication Lights: External: red LED; Internal: green and red LED’s.
Sensing Delay: (Maximum) covered probe: 2 seconds; uncovered probe: 3 to 7 seconds.
Time Delay: Separate settings for covering and uncovering the probe. Adjustable from 2 to 20 seconds