Keller America, Inc. Datasheets for Pressure Gauges

Pressure gauges are used for a variety of industrial and application-specific pressure monitoring applications.  Uses include visual monitoring of air and gas pressure for compressors, vacuum equipment, process lines and specialty tank applications such as medical gas cylinders and fire extinguishers.
Pressure Gauges: Learn more

Product Name Notes
Digital Pressure Gauge -- dV-1 Cutting-edge micro-controller technology has made it possible to produce an extremely small and compact pressure gauge with a digital display and very low power consumption. The dV-1 pressure gauge is...
Digital Pressure Gauge with Peak Recording -- LEO 1
Digital Pressure Gauge with Peak Recording -- LEO 1 Ei
LEO 1 is a micro-processor controlled, accurate and versatile digital pressure measuring instrument with integrated fast peak, max. and min. function. The instrument is used in two modes: Mano-Mode: The...
High Accuracy Digital Pressure Gauge -- LEO 2
High Accuracy Digital Pressure Gauge -- LEO 2 Ei
LEO 2 is a compact, micro-processor (µP) controlled, highly accurate and versatile pressure measuring instrument with digital indication. The piezoresistive pressure transducer as the heart of the instrument has gone...
Intelligent Transmitter with Digital Indication -- LEO 3 LEO 3 is a micro-processor based transmitter with digital double-display for pressure (top display) and for the output signal (bottom display). The display is powered from the 4...20 mA current...
Record Data Logging Digital Pressure Gauge -- LEO Record
Record Data Logging Digital Pressure Gauge -- LEO Record Ei
LEO Record is an autonomous battery powered instrument with digital display designed to record pressure and temperature over long periods. Both the piezoresistive LEO Record as well as the capacitive...
Highly Precise Digital Pressure Gauge -- LEX 1
Highly Precise Digital Pressure Gauge -- LEX 1 Ei
LEX 1 is a micro-processor controlled, accurate and versatile digital pressure measuring instrument with integrated Max./Min. function for calibration and testing purposes. The pressure is measured twice per second and...
Digital Manometer for Coolant Applications -- dV-2 Cool The dV-2 Cool was designed for monitoring tasks at refrigerant filling stations. Vapor pressure/temperature graphs for 5 refrigerant liquids are saved in the unit and can be selected by pressing...
Digital Manometer with Switch Outputs -- dV-2 PS The dV-2 PS is a sophisticated digital pressure gauge with two independent pressure switch outputs. The gauge employs KELLER's proven microprocessor technology which produces highly accurate results. All readings are...
Miniature Pressure Gauge for High Volume Applications -- dV-2 The dV-2 Series incorporates many of KELLER's latest developments in electronics to produce a simple low cost digital pressure gauge that is packed full of features normally found only on...
Digital Pressure Indicator -- EV-120 The EV-120 is a digital pressure indicator, designed for use in conjunction with a KELLER Series 30 transmitter. Together, these two instruments build a highly precise pressure measuring device. At...
Programmable Pressure Switch/Transmitter -- PA22 PS The PA-22 PS is a compact programmable pressure switch and pressure transmitter. It offers continuous analog 0.5…4.5 V signal for process monitoring and switch functions to activate alarms or control...