Table des Matières
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Les langues disponibles
Les langues disponibles
graphic depiction of relay action Setpoint
Relay units
100
90
80
70
60
Setpoint = 50
50
Hysteresis = 10
40
30
Off N.O.
20
On N.C.
10
0
10
20
30
40
relay action: Increasing
graphic depiction of relay action Window
100
Relay units
90
80
70
Hysteresis = 5
60
Setpoint High = 60
50
40
Setpoint Low = 40
Hysteresis = 5
30
Off
20
1
On
10
2
0
10
20
30
40
relay function: Window (shown for increasing signal)
Contact: Closed inside window =
Contact: Open inside window =
28
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
Off N.O.
20
On N.C.
10
t
100
0
10
relay action: Decreasing
100
Relay units
90
80
70
60
50
40
30
Off
20
On
10
t
100
0
10
relay function: Window (shown for 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
Publicité
Table des Matières
