4 Wiring with
4.10 Timing Relay
132
Operating instructions
05/10 MN05013003Z-EN
www.eaton.com
4.10.5.5 Timing relay, flashing
You can set the mark to space ratio to 1:1 or
≠
1:1.
Time value I1: mark time
Time value I2: space time
Mark-to-space ratio=1:1 flashing: S1 equals S2. Mark-to-space ratio
≠
1:1
flashing: S1 not equal S2.
Figure 72:
Timing relay signal diagram, flashing
1: trigger coil TTx
2: Stop coil HTx
3: Reset coil RTx
4: Switch contact (N/O) Tx
• Range A: The relay flashes for as long as the Trigger coil is activated.
• Range B: The stop coil interrupts the timing out of the set time.
• Range C: The reset coil resets the relay.
4.10.6 Examples timing relay
4.10.6.1 Example: timing relay, on-delayed
In this example a conveyor belt starts 10 s after the system is powered up.
t
1
+
t
2
=
t
s2
t
s1
t
s1
t
s1
t
s2
t
s2
t
s1
t
s1
t
s2
t
s2
A
B
1
2
4
3
t
t
s1
t
s2
C
Circuit diagram display
Parameter settings of timing relay T1
I5-------TT1
T1-------
Ä
Q1
T1 X
S +
I1 10,000
I2
Summary of Contents for easy500, easy700
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