C&H Technologies M222 - Manual (Page 4)

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INTRODUCTION
This manual describes the operation and use of the C&H Model M222 4 Channel Form C Power
Relay M-Module (Part Number 11029570). This module was formerly manufactured by HP
(Agilent) as Model E2274A. C&H obtained the manufacturing rights from Agilent and now
manufacturers it as C&H Model M222. This mezzanine module is designed to interface within
any M/MA-Module carrier adhering to the ANSI/VITA 12-1996 M-Module specification. These
carriers are available in many formats such as Ethernet, VME, VXI, PXI, cPCI, and the PC.
Contained within this manual are the physical and electrical specifications, installation and startup
procedures, functional description, and configuration and programming guidelines to adequately
use the product.
This manual is based on a low level register access, and is written in such a manner to provide
understanding to the user based on this type of access. If a driver is provided, please refer to the
driver documentation for instruction using the higher level interface provided by the driver.
C&H Technologies, Inc. <> 445 Round Rock West Drive <> Round Rock, TX 78681 <> www.chtech.com