4 Wiring with
4.4 Analog value comparator/threshold value switch
Operating instructions 05/10 MN05013003Z-EN www.eaton.com 91
4.4.5.5 Example: Function of the Greater than comparison
Parameter display and parameter set for Greater than analog value
comparator.
Circuit diagram with analog value comparator.
Figure 53: Signal diagram of analog value comparator in Greater than mode
1: actual value at I7
2: setpoint plus hysteresis value
3: setpoint
4: setpoint minus hysteresis
The N/O contact switches if the actual value at I7 reaches the setpoint value.
The N/O contact switches off when the actual value at I7 falls below the
setpoint value minus hysteresis.
A4 GT +
I1 I7 Æ
F1 +0
I2 0100 æ
F2 +0
OS +0
HY 0025
→
The values F1 +0, F2 +0 and OS +0 were not defined. No
values are used with a gain factor, and no offset is used.