Eaton easy500, easy700, Руководство по эксплуатации, Страница: 138 / 240

4 Wiring  with
4.10 Timing Relay
134
Operating instructions 05/10 MN05013003Z-EN www.eaton.com
4.10.6.6 Example: on-delayed timing relay with retentive actual value
Select a retentive timing relay if you wish to retain the actual value of a
timing relay, even after a power failure or a change from RUN to STOP.
▶ Select the required timing relay in the SYSTEM… → RETENTION…
menu.
The example shows the timing relays T7, T8 as retentive timing relays.
Markers M9 to M12 were also selected as retentive.
Figure 73: Function of the circuit
1: power supply
2: status of marker M9 and thus trigger signal T8
3: status of make contact T8
M 9 - M12
åÆ
M13 - M16
N 9 - N16
C 5 - C 7
æ
C 8
C13 - C16
T 7
å
T 8
å
T13 - T16
D 1 - D 8
Circuit diagram display Parameter settings of timing
relay T8
M9-------TT8
T8-------
Ä
Q1
T8 X M:S +
I1 15:00
I2
t
1
+ t
2
= t
s
1
2
3