User Manual

64
Graphic depiction of relay action setpoint
Graphic depiction of relay action window
t
Off N.C.
On N.C. On N.C.
10
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
0
Off N.O. Off N.O.
On N.O.
t
10
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
0
Off N.O. Off N.O.On N.O.
Off N.C.On N.C. On N.C.
Relay unitsRelay units
Setpoint = 50
Hysteresis = 10
Hysteresis = 10
Setpoint = 50
Relay action: Increasing Relay action: Decreasing
1
2
On On On
Off OffOff Off Off Off
On On On
1
2
t
10
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
0
t
10
10
20
20
30
30
40
40
50
50
60
60
70
70
80
80
90
90
100
100
0
2
2 2
2
1 1 11
Relay units
Setpoint High = 60
Hysteresis = 5
Hysteresis = 5
Setpoint Low = 40
Relay function: Window (shown for increasing signal)
Contact: Closed inside window =
Contact: Open inside window =
Relay units
Setpoint High = 60
Hysteresis = 5
Hysteresis = 5
Setpoint Low = 40
Relay function: Window (shown for decreasing signal)
Contact: Closed inside window =
Contact: Open inside window =