Braude HPD Hazard Protection DeviceThe HPD is a level controller which works with sensors fitted to the Polaris heater. The sensor are Braude filaments which will not corrode in even the most corrosive of solutions. The controller operates by passing a small ac current through the sensors which will detect the presence of a liquid. If there is no liquid present the controller will default to the off position and the heater will be turned off thus ensuring safety of the heater and the

- Supplied with thermostat Shel SS18 and 2m multi-core cable

and other chemical processes

- Acidproof

- HPD version available for use with Polaris heaters

5m long probes with 2m lead

Item Number

– IP68 rotatable enclosure

HR1236B 2 36

The Braude Tankmaster combined temperature and  controller to IP 65  is supplied complete with acidproof 0

Gaskets & Studs plus Bolts

Alternative: Thermowatt RTS-3 181348 (blue dial)

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