Campbell SDM-IO16 User Manual page 30

SDM-IO16 16 Channel Input/Output Expansion Module
;End heater control logic
;Start cooler control logic
17: If (X<=>F) (P89)
1: 1
2: 3
3: 27.5
4: 30
18: Z=F (P30)
1: 1
2: 0
3: 15
19: End (P95)
20: If (X<=>F) (P89)
1: 15
2: 2
3: 0
4: 30
21: If (X<=>F) (P89)
1: 1
2: 4
3: 24.5
4: 30
22: Z=F (P30)
1: 0
2: 0
3: 15
23: End (P95)
24: Else (P94)
25: Z=F (P30)
1: 0
2: 0
3: 15
26: End (P95)
;End cooler control logic
;Start fan control logic based on heater/cooler
27: If (X<=>F) (P89)
1: 10
2: 2
3: 0
4: 11
28: If (X<=>F) (P89)
1: 15
2: 2
3: 0
4: 11
29: If Flag/Port (P91)
A-4
-- X Loc [ Temp_1 ]
>=
F
Then Do
F
Exponent of 10
-- Z Loc [ Cool_1 ]
-- X Loc [ Cool_1 ]
<>
F
Then Do
-- X Loc [ Temp_1 ]
<
F
Then Do
F
Exponent of 10
-- Z Loc [ Cool_1 ]
F
Exponent of 10
-- Z Loc [ Cool_1 ]
-- X Loc [ Heat_1 ]
<>
F
Set Flag 1 High
-- X Loc [ Cool_1 ]
<>
F
Set Flag 1 High
;if 'cooler on' threshold
;is exceeded
;then
;put a '1' into cooler
;control location
;end 'then do'
;if cooler is on (cooler
;control location <>0)
;then
;check lower threshold to
;see if cooler should be
;turned off
;if cooler should be turned off
;put a '0' into cooler control
;location
;end 'then do'
;else, if cooler is off
;put a '0' into cooler
;control location
;end 'then do/else'
;if heater is on
;set flag 1
;if cooler is on
;set flag 1
;if flag 1 is set