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OS2 Digital Optical Level Sensor

OS2 Digital Optical Level Sensor

Made from polysulfone or food-grade Trogamid, this solid-state level sensor has no moving parts and its compact size fits many application with tight space constraints
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Pump-down Control Guidelines

Pump-down Control Guidelines

For your vessels, do you want to turn on your pump at FULL, and turn off your pump at EMPTY (ie., Pump-down)? Seemlessly integrate your Pump-Up application with SMD’s multilevel float sensors and our E850 Relay Adapter Box.
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Pump-up Control Guidelines

Pump-up Control Guidelines

For your vessels, do you want to turn on your pump at EMPTY, and turn off your pump at FULL (ie., Pump-up)? Seemlessly integrate your Pump-Up application with SMD’s multilevel float sensors and our E850 Relay Adapter Box.
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E850 Relay Adapter Box

E850 Relay Adapter Box

Much more than “just a relay”, use this versitile electronic interface to bridge lowe-power float switches and cotrol logic with hihg-power actuators. “Pump-Up” and “Pump-down” application control made easy with the E850!
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API to SG Calculator

To convert API gravity to SG, use the following calculator. If the SG number is larger than our rating, the device will float successfully.
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Sinking VS Sourcing Digital Outputs

A sinking digital (input/output) provides a grounded connection to the load, whereas a sourcing digital(input/output) provides a voltage source to the load.
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4-20 mA PLC Calculator

To connect our float switches to a PLC for 4-20mA output, wire the switch with two resistors. Consult your PLC’s datasheet for input resistance (impedance) on analog input pins
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