1 About this documentation
1.1 Validity of the documentation
This documentation is valid for valve amplifiers VT-MSPA1-2X and VT-MSPA2-2X from
This documentation is intended for fitters, operators, service technicians, system
operators and machine manufacturers.
This documentation contains important information on the safe and appropriate
installation, transport, commissioning, maintenance, operation, use, and removal of
Read this documentation thoroughly, especially Chapter 2 "Safety instructions"
and Chapter 3 "General notes on damage to property and damage to the
product", before working with the product.
1.2 Required and supplementary documentation
The product must not be commissioned until you have been provided with the
documentation marked with the book symbol
Table 1: Required and supplementary documentation
Valve amplifier for proportional valves without
electrical position feedback, VT-MSPA
1.3 Representation of information
In order that this documentation allows you to work directly and safely with your
product, standardized safety notes, symbols, terms, and abbreviations are used. For
a better understanding, they are explained in the following sections.
1.3.1 Safety instructions
This documentation contains safety notes in chapter 2.6 "Product-specific safety
instructions" and chapter 3 "General notes on damage to material and the product"
as well as before a sequence of activities or instructions for action, which involve
the risk of personal injury or damage to equipment. The hazard avoidance measures
described must be observed.
Safety instructions are structured as follows:
Type and source of danger!
Consequences in case of non-compliance
Hazard avoidance measures
• Warning symbol:draws attention to a hazard
• Signal word: identifies the degree of hazard
About this documentation
RE 30232-B/08.2020, Valve amplifier VT-MSPA, Bosch Rexroth AG
and you have understood and