LM903 Datasheet - National Semiconductor

LM903, Fluid Level Detector

LM903 Fluid Level Detector February 1995 LM903 Fluid Level Detector General .
The LM903 uses the thermal-resistive probe technique to measure the level of nonflammable fluids A low fluid level is indicated by a warning lamp oper.

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Datasheet Details

Part number:

LM903

Manufacturer:

National Semiconductor

File Size:

148.52 KB

Description:

Fluid Level Detector

Features

* Y Y Y Y Y Y Y Y Y Y Flashing or continuous warning indication Warning threshold externally adjustable Control circuitry for thermal-resistive probe Switch on reset and delay to avoid transients 600 mA flashing lamp drive capability Short and open circuit probe detection 70V transient protection on

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