Advanced Operations

Figure 55 and Figure 56 show the behavior of the relay in the Feeder Control function under different conditions.

 

Figure 55

Relay behavior, Feeder Control mode

1

Deadband (Phase=Low)

 

5

ON delay (with phase set low)

 

 

 

 

OFF delay (with phase set high)

 

 

 

 

 

2

Deadband (Phase=High)

 

6

Time (x-axis)

 

 

 

 

 

3

Set point

 

7

Source (y-axis)

 

 

 

 

 

4

OFF delay (with phase set low)/

 

 

 

 

ON delay (with phase set high)

 

 

 

Table 28 Color/line code for Figure 55

Selected source

Relay contact (phase low)

Relay contact (phase high)

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Hach sc1000 user manual Advanced Operations