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1.0 GENERAL DESCRIPTION
The M222 provides 4 individual Form C (SPDT) channels for general purpose switching and
control of external devices on a single wide M-Module adhering to the ANSI/VITA 12-1996
specification for M-Modules. With its 5 ADC per channel current rating, it can be used to switch
external power supplies. The module may be installed on any carrier board supporting the M-
Module specification. Carriers are available that allow the module to be used in Ethernet (LXI),
VXI, VME, PCI, cPCI, PXI and other system architectures.
1.1 PURPOSE OF EQUIPMENT
The M222 can connect multiple instruments to multiple points in your test system. This provides
flexible interconnection between test points, instrumentation, factory automation, and test
fixtures.
CAUTION: This module DOES NOT have provisions for on-board current
limiting components (if input current can exceed 5A DC or 5A
AC, you must install external current limiting circuitry)
1.2 SPECIFICATIONS OF EQUIPMENT
1.2.1 Key Features
Four (4) Individual Form C (SPDT) Power Relays
Non-latching Relays
Single-wide M module provides high density and maximum flexibility of configuration
C&H Technologies, Inc. <> 445 Round Rock West Drive <> Round Rock, TX 78681 <> www.chtech.com