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1.0 Getting Started
1.1 What is the MMI 1XX Series?
MMI 1XX Series
The MMI Series are small interfaces for PLCs. They display messages
that are preloaded into them with a Personal Computer. They have 8
legendable keys, which can be programmed to perform various functions.
Equipment Checklist
An MMI system should include:
An MMI-1XX Series base unit
An interface cable to the programmable controller
A personal computer with MMI programming software.
A PC to MMI cable is required.
Designed For Use
Provides a convenient way for a machine operator to:
•
View machine status and parameters.
•
Change machine status or applicable operating parameters of the
machine.
•
Maintain the running of the machine.
It also gives enhanced capabilities to the machine through:
•
RS232 ASCII output.
•
Direct keypad interface
•
Visually displayed prompts.
1.1.1 The MMI Series and Its Environment
Where Used
The MMI Series is designed for use in a factory environment. They are designed
to operate under the same temperature conditions as PLC's used in an industrial
environment. They may not be suitable for use in certain outdoor applications.
Please consult the factory for advised usage in outdoor applications.
NEMA
Rating
The MMI-1XX Series front bezel is Nema 4 rated. When installed properly in a
NEMA 4 panel, the NEMA 4 rating of the panel will not be compromised. This
means that fluids will not enter the panel during wash downs.
Electrical
Environment
The MMI Series has been tested to conform to European CE requirements. This
means that the MMI circuitry is designed to resist the effects of electrical noise.
This does not guarantee noise immunity in severe cases. Proper wire routing and
grounding will insure proper operation of the MMI.
Mechanical
Environment
Avoid installing MMI units in environments where severe mechanical vibration
or shock are present.
2x20 or 4x20
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