Signet 8250 Level Transmitters are compatible with the Signet 2450 Pressure Sensors. Thery are available in field and panel mount configurations, single or dual-channel input and equipped with one 4 to 20mA output for each input channel. The unit also features two relays, plus the ability to support two additional externally mounted relays (for a total of four). Relay operations is selectable for High, Low, Window or Off, and includes fully adjustble hysteresis and trigger time delay. Automatic level-to-volume conversion allows display and control of tank level and/or volume in units such as gallons, kilograms, feet or meters. Simple entry of tank dimensions will allow the instrument to calculate volume from the level measurement.