Wiring with the logic relay
118
1SVC 440 795 M0100
value comparator A6 resets mark N2. The direction coil DC6
of counter C is switched off. Counter C6 only operates as an
up counter.
Example: Counter with retentive actual value
Select a retentive counter if you wish to retain the actual
value of a counter, even after a power failure or a change
from RUN to STOP.
X Select the required counter in the SYSTEM… r
RETENTION… menu.
Circuit diagram display Parameter settings of the
counter C6
Parameter settings of the analog value comparator A6
I6-------CC6
C6-------SN2
N2-------DC6
A6-N2----RN2
C6 N +
S 01000
A6 EQ +
I1 C6 Æ
F1 +0
I2 0000 æ
F2 +0
OS +0
HY +0
h
The above example scans the value zero. However, any
permissible value within the range of the analog value
comparator function block can be entered.