NEW ELECTRO-MECHANICAL LEVEL GAUGES
FROM T J WILLIAMS INSTRUMENTATION
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Model 28PUE Battery Powered Heavy Duty Tank Contents Gauge is a push to read unit. The pump unit is designed to replace the mechanical hand pump version 28PU. The gauge is housed in a St St case, with an ABS pump case. It also measure the volume in a freely vented tank of any shape or size and upto a distance of 200m from the tank. Requires a suitable balance chamber - see Data Sheet BC1  
Model 38 Battery Powered Tank Contents Gauge is a push to read unit and is designed to measure the volume in a freely vented tank of any shape or size and upto a distance of 200m from the tank. Requires a suitable balance chamber - see Data Sheet BC1  

Model 39 Mains Powered Tank Contents Gauge is designed to measure the volume in a freely vented tank of any shape or size and upto a distance of 200m from the tank. Requires a suitable balance chamber - see Data Sheet BC1

 
Model 28DCI DIGITAL TANK CONTENTS INDICATOR/CONTROLLER is designed to measure the volume in a freely vented tank of any shape or size with the addition of a pressure transmitter giving an output of 4-20mA. This instrument has 2 adjustable level alarms with volt free contacts.