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Brooks Instrument Expands the Digital Communications Capabilities on the 4800 Series Mass Flow Controllers/Meters

Hatfield, PA (October 21, 2009) - Brooks Instrument, a world-leading provider of advanced flow measurement, control, and level solutions, is pleased to announce new digital communications capabilities on the 4800 Series mass flow meters and mass flow controllers. In addition to the analog and RS232 communications, customers can now choose Profibus or RS485 which is delivered in a small field installable module that mounts directly on top of the 4800 Series device.

"The 4800 Series customer base continues to grow and we have realized the need to offer Profibus and RS485 on the 4800 Series devices," stated Steve Kannengieszer, Director of Marketing, Mass Flow Products at Brooks Instrument. "The 4800 Series is a great product line with a compact size, broad flow range, fast response times, and now a variety of analog and digital I/O options."

The 4800 Series with Profibus supports both DPV0 cyclic and DPV1 acyclic data communication. It has a standard 9 pin female D-connector for signal and an M5 connector for power. Baud rates from 9600 up to 12M are supported, which are automatically detected.

The 4800 Series with RS485 has a physical layer with proprietary "S-Protocol" based on HART® command set. It has a standard 15 pin male D-connector for signal and power. Baud rates from 1200 to 38.4K are supported with a top accessible rotary switch for baud rate selection

About Brooks Instrument

Brooks Instrument, LLC, based in Pennsylvania, is a company of highly trained specialists whose goal is to provide flow solutions that exceed customer expectations. The Company has a proven history of innovation including the first miniaturized Coriolis mass flow controller (Quantim), the first watertight and explosion proof thermal mass flow controller (Mf Series), the first thermal mass flow controller with Foundation Fieldbus (SLA Series), and the first variable area meter with Foundation Fieldbus (MT3809 & MT3750). Today, Brooks Instrument's portfolio includes glass and metal tube variable area meters (rotameters), thermal mass flow controllers and meters, Coriolis mass flow controllers, meters and transmitters, pressure control products, magnetic level instruments, and a variety of flow accessories. The Company also owns Key Instruments which offers precision machined acrylic flow meters, molded plastic flow meters, glass tube flow meters, electronic flow meters, and flow control valves. Brooks Instrument has manufacturing locations, sales, and service offices in the Americas, Europe, and Asia.

For more information on flow solutions, products, or sales contacts please visit

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