Digital Positioner 7020; Intended Use - Baelz Automatic 373-E07 Operating Instructions Manual

Motorized Linear Actuator
● Tighten the lower grub screw in the connector bushing with a 1.5 mm Allen key. Check
that the top grub screw ist tight. Do not loosen the top grub screw.
● Connect the potentiometer to the terminal block of the actuator:
terminal 91 = red, terminal 92 = brown, terminal 93 = blue (Fig. 19, below).
Trim the ferrules if necessary.
Fig. 18: Fixing the potentiometer with
the lower grub screw

7. DIGITAL POSITIONER 7020

7.1 Intended use

The digital positioner baelz 7020 controls the actuator according to the value of the control
signal: 0(2)-10 V, 0(4)-20 mA
To ensure use for the purpose intended, check that the above type identification corresponds
to the nameplate on the positioner before starting any activities. The technical specifications of
the positioner and the power supply requirements are the indicated on the name plate.
Any use other than the intended use stated above, use for 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 to the
device as well as to other property!
The intended use also comprises compliance with the accident prevention regulations and
the DIN VDE standards of the German Institute for Standardization and the Association for
Electrical, Electronic & Information Technologies. It also implies working in accordance with the
safety requirements when performing all activities described in these operating instructions,
under consideration of general technical rules and regulations.
W. Baelz & Sohn GmbH & Co. · Koepffstrasse 5 · 74076 Heilbronn · Germany · www.baelz.de
connector bushing
Fig. 19: Wiring the
baelz 373-E07
potentiometer
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