Graphic Depiction Of Relay Actions Increasing/Decreasing; Graphic Depiction Of Relay Action Window - PR Elecronics 5116 Handbuch

Graphic depiction of relay actions Increasing / Decreasing
Relay units
100
90
80
70
60
Setpoint = 50
50
Hysteresis = 10
40
30
20
Off N.O.
10
On N.C.
0 10 20 30 40
Relay action: Increasing

Graphic depiction of relay action Window

Relay units
100
90
80
70
Hysteresis = 5
Setpoint High = 60
60
50
Setpoint Low = 40
40
Hysteresis = 5
30
20
Off
1
10
On
2
0 10 20 30 40
Relay function: Window (shown for increasing signal)
Contact: Closed inside window =
Contact: Open inside window =
40
On N.O. Off N.O.
Off N.C. On N.C.
50 60 70 80 90
Off Off
1
On On
2
50 60 70 80 90
1
2
Relay units
100
90
80
70
60
50
40
30
20
Off N.O.
10
On N.C.
t
100 0 10
Relay action: Decreasing
Relay units
100
90
80
70
60
50
40
30
20
Off
10
On
t
100 0 10
Relay function: Window (shown ffor decreasing signal)
Contact: Closed inside window =
Contact: Open inside window =
Hysteresis = 10
Setpoint = 50
On N.O.
Off N.C.
20 30 40 50 60 70
Hysteresis = 5
Setpoint High = 60
Setpoint Low = 40
Hysteresis = 5
Off
1
On
2
20 30 40 50 60 70
1
2
Off N.O.
On N.C.
t
80 90 100
Off
1
On
2
t
80 90 100