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Modbus Organization

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Proportion-Air, Inc.

Pressure Control Valve

Type:  Misc. Hardware
Description:  Electro-pneumatic pressure control and flow control valves equipped with the Modbus Serial bus. The serial communications capability is now available on the popular QBT, QPV, and QB3 series of pressure control valves which operate as Modbus slaves.
Connectivity:  Modbus
Features:  RS232 and RS485 electrical interfaces are selectable with a DIP switch; Can be controlled by a PC or by a master on a Modbus network
Specifications:  Choice of four baud rates which are selectable with DIP switches; Supply voltage: 15-24VDC; Supply current: Analog model current +50mA; Unit load: 1