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W. Baelz & Sohn GmbH & Co.
· Koepffstrasse 5 · 74076 Heilbronn · Germany ·
www.baelz.de Seite | Page
Motorized Rotary Actuator
baelz 375-E42
1. SAFETY
Read these operating instructions, in particular the following safety instructions, carefully
before installation and operation.
Beware
Potentially hazardous situation that could result in minor injury.
Also indicates a hazard that may result in property damage.
Beware
Caution
Potentially harmful situation in which the product or an object in its
vicinity may be damaged.
Caution
Danger
Imminent danger of death or serious injury.
Danger
Warning
Potentially hazardous situation that may result in death or serious injury.
Warning
Application instructions and other useful information.
1.1 Intended use
Baelz 375-E42 motorized rotary actuators are controlled by three-point control or constant
control in combination the digital positioner baelz 7020A. The rotary actuators of the series
described in this document are intended for the rotary adjustment of valves.
To ensure their intended use, make sure that the above type identification complies with the
identification label of the rotary actuators before starting any activities. The actual technical
data of the rotary actuators and the power supply requirements are the specifications indicated
on the identification label.
Any use other than the intended use mentioned above, different tasks, and operation with other
power sources than those permitted, is considered to be improper use. In case of improper
use, the operator shall be solely liable for the risk presented to persons and the device as well
as other property!
Intended use also includes compliance with accident prevention and DIN VDE regulations as
well as safe working practices for all measures described in these operating instructions, taking
into account the usual technical regulations.
1.2 Instructions for the operator
Always keep the operating instructions available at the place where the actuator is used!
During installation, operation and maintenance, observe the applicable occupational safety,
accident prevention and DIN VDE regulations. If necessary, observe additional regional, local
or internal safety regulations.
Make sure that every person entrusted with one of the measures described in these operating
instructions has read and understood these instructions.
Tip:
