齿轮式液位变送器Dial Gear Type Level Transmitter
Mechanically simple structure enable easy maintenance Ideal to mount where is no room between top of tank and ceiling Maximum measuring range is up to 12m In case of local indicating version, no need main power, electrically free Rugged die-cast aluminum designed ensure long life time Only local indicating (L) or only signal output (S) or local indication and signal output version (SL) available 2-wire loop power ( DC24V & DC4-20mA)
OPERATING PRINCIPLE The buoyancy from stainless steel float ball on the surface of the liquid transmitted to the torque spring in the housing by stainless steel wire and the spring adjust counter balance until equal to the buoyancy. The internal gear in the housing which is connected to that spring rotate to fasten or loosen the wire and indicator display proportional to the liquid level. There are three types of dial gear type level transmitters. Only local indicating dial gauge type, Internal gear rotation electrically connected potentiometer and converter to transmit 4-20mA DC current to the control unit or digital indicator to monitoring and controlling the level in the central room, and both local indication and current transmitting converter in one unit type.
FEATURE Only local indicating or only signal output or local indication and signal output version available 2-wire loop power ( DC24V & DC4-20mA) Weather-proof enclosure Ip65 2”screw or various sizes of flange mounting Rugged aluminum die casting housing & SUS float With various level controllers, various contact mode available BENEFIT Mechanically simple structure enable easy maintenance. Ideal to mount where is no room between top of tank and ceiling Maximum measuring range is up to 12m In case of local indicating version, no need main power, electrically free. Rugged die-cast aluminum designed ensure long life time Remote control at the local or central panel
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