The Brain® Model DRV50

DRV for systems which experience diverse draw-off between 0 - 73 GPM - 2” NPT connections.

Operational Specifications

  • +/-2°F DRV water temperature control at peak, moderate or zero fixture demand on hot water system designed for continuous recirculation

  • 1˚F minimum recirculating water temperature differential

  • LCD display which indicates: set point, delivered temperature, error codes and alarm conditions capable of BAS and mobile connectivity

  • Programmable set point range of 81-158°F (27-70°C) capable of BAS or mobile monitoring and adjustment

  • Programmable thermal disinfection range of 158-185°F (70-85°C)

  •  Programmable 1st level hi/lo temp alarm display capable of BAS or mobile alerting

  • Automatic safe closure of hot water inlet in response to: inlet supply failure, 110V power failure, or programmable high temperature error

  • Automatic safe closure of hot water inlet powered by a replaceable lithium battery monitored for low-level alerting