2 limitations of use – R&M Materials Handling VARIABLE SPEED CONTROLS ControlMaster NXT Service Manual User Manual
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R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
11/53
R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
3 SAFETY RELATED INSTRUCTIONS
3.1
Intended use of the frequency converter
Travelling movements
These frequency converters are designed for industrial crane usage for controlling the speed of travelling motors.
Hoisting movements
These frequency converters are designed for industrial crane usage for controlling lifting speed in chain hoist
applications.
3.2
Limitations of use
Note: The frequency converter shall be used only in fixed installations.
Note: Only the product’s manufacturer shall perform any voltage withstand tests.
Any alterations and/or modifications to the product not authorized by the manufacturer are strictly
prohibited. Opening the product’s cover voids its warranty.
WARNING
The parameters and settings of the frequency converter shall not be changed.
Changing the parameters or settings could lead to dangerous situations,
serious injury or death.