SDM-CD16AC 16 Channel AC/DC Controller

Input Location assignments are as follows:

 

 

Input

Location

 

 

 

Location

Label

Description

 

 

1..5

Temp #1..#5

Avg temp, greenhouse 1..5

 

 

10..14

Heat #1..#5

Heater control, greenhouse 1..5 SDM-CD16AC

 

 

 

 

Port 1..5

 

 

15..19

Cool #1..#5

Cooler control, greenhouse 1..5 SDM-CD16AC

 

 

 

 

Port 6..10

 

 

20..24

Fan #1..#5

Fan control, greenhouse 1..5 SDM-CD16AC

 

 

 

 

Port 11..15

 

 

 

1: Beginning of Loop (P87)

 

Master Loop, End

1:

0

Delay

 

Loop at Step 30

2:

5

Loop Count

 

 

START HEATER CONTROL LOGIC

 

2: If X<=>F (P89)

 

 

If "Heater On"

1:

1--

X Loc

 

threshold is

2:

4

<

 

exceeded

3:

23.5

F

 

Then

4:

30

Then Do

 

3: Z=F (P30)

 

 

Put a "1" into Heater

1:

1

F

 

Control Location

2:

0

Exponent of 10

 

3:

10--

Z Loc :

 

 

4: End (P95)

 

 

End Then Do/End

5: If X<=>F (P89)

 

 

If Heater

1:

10--

X Loc

 

#1 on (Heater Control

2:

2

<>

 

Location <> 0)

3:

0

F

 

Then

4:

30

Then Do

 

6: If X<=>F (P89)

 

 

Temp #1 Check Upper Threshold

1:

1--

X Loc

 

2:

3

>=

 

to see if heater should

3:

25.5

F

 

be turned off

4:

30

Then Do

 

 

7: Z=F (P30)

 

 

If heater should be turned

1:

0

F

 

off, enter a "0" into

2:

0

Exponent of 10

heater control location

3:

10--

Z Loc :

 

 

8: End (P95)

 

 

Else Then Do/End

 

 

 

 

 

12