Lenze Funktionsbaugruppe 2002 Betriebsanleitung Seite 19

3.2 Regulating amplifier
3.2.1 Summer with limitation and switch-over of output polarity
regulati.ng
ornplifier
III
input
II
input
input 1
The summer operates bipolar, from equivalent inputs
(standard design) and a reinforcement v1 results the
diagram. Switch-over of output polarity is externally
possible via contact kl. The polarity is limited via
programme switches S7 and 58.
Use:
T/sch 01 .09.8
GeprOft:
~ie~ed:
V209
UA
K1~
output
10 .0
SmA
Addition of master-correction and limiting signals.
The polarity switch-over is used for reversal of
direction of rotation of 4-Q-drives.
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