Campbell SDM-CD16D User Manual page 15

16 channel digital control port expansion module
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End heater control logic
Start cooler control logic
12:
If (X<=>F) (P89)
1: 1
-- X Loc [ Temp_1
2: 3
>=
3: 27.5
F
4: 30
Then Do
13:
Z=F (P30)
1: 1
F
2: 0
Exponent of 10
3: 15
-- Z Loc [ Cool_1
14:
End (P95)
15:
If (X<=>F) (P89)
1: 15
-- X Loc [ Cool_1
2: 2
<>
3: 0
F
4: 30
Then Do
16:
If (X<=>F) (P89)
1: 1
-- X Loc [ Temp_1
2: 4
<
3: 24.5
F
4: 30
Then Do
17:
Z=F (P30)
1: 0
F
2: 0
Exponent of 1
3: 15
-- Z Loc [ Cool_1
18:
End (P95)
19:
Else (P94)
20:
Z=F (P30)
1: 0
F
2: 0
Exponent of 10
3: 15
-- Z Loc [ Cool_1
21:
End (P95)
End cooler control logic
Start fan control logic based on heater/cooler
22:
If (X<=>F) (P89)
1: 10
-- X Loc [ Heat_1
2: 2
<>
3: 0
F
4: 11
Set Flag 1 High
23:
If (X<=>F) (P89)
1: 15
-- X Loc [ Cool_1
2: 2
<>
3: 0
F
4: 11
Set Flag 1 High
24:
If Flag/Port (P91)
1: 11
Do if Flag 1 is High
2: 30
Then Do
25:
Z=F (P30)
1: 1
F
if 'cooler on' threshold
]
put a '1' into cooler
control location
]
if cooler is on (cooler
control location <>0)
]
check lower threshold to
see if cooler should be
]
if cooler should be turned off
put a '0' into cooler control
]
else, if cooler is off
put a '0' into cooler
control location
]
end 'then do/else'
if heater is on
]
if cooler is on
]
if flag 1 is set
put a '1' into fan control
User Guide
is exceeded
then
end 'then do'
then
turned off
location
end 'then do'
set flag 1
set flag 1
then
location
9

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