Installation and Operation Manual
X-PR-GCS400-eng
Part Number: 541B175AAG
February, 2012
Dear Customer,
We appreciate this opportunity to service your flow measurement and control requirements with a Brooks
Instrument device. Every day, flow customers all over the world turn to Brooks Instrument for solutions to their gas
and liquid low-flow applications. Brooks provides an array of flow measurement and control products for various
industries from biopharmaceuticals, oil and gas, fuel cell research and chemicals, to medical devices, analytical
instrumentation, semiconductor manufacturing, and more.
The Brooks product you have just received is of the highest quality available, offering superior performance,
reliability and value to the user. It is designed with the ever changing process conditions, accuracy requirements
and hostile process environments in mind to provide you with a lifetime of dependable service.
We recommend that you read this manual in its entirety. Should you require any additional information concerning
Brooks products and services, please contact your local Brooks Sales and Service Office listed on the back cover
of this manual or visit www.BrooksInstrument.com.
Yours sincerely,
Brooks Instrument
®
Brooks
GCS404/GCS405 Seriess