Campbell-scientific SDM-IO16 16-Channel Input/Output Expansion Module Manual do Utilizador descarregar pdf (Página 27)

SDM-IO16 16 Channel Input/Output Expansion Module

11: If (X<=>F) (P89) ;check upper threshold

1: 1 -- X Loc [ Temp_1 ] ;to see if heater should

2: 3 >= ;be turned off

3: 25.5 F

4: 30 Then Do

12: 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 [ Heat_1 ]

13: End (P95) ;end 'then do'

14: Else (P94) ;else, if the heater is off

15: Z=F (P30) ;enter a '0' into heater

1: 0 F ;control location

2: 0 Exponent of 10

3: 10 -- Z Loc [ Heat_1 ]

16: End (P95) ;end 'then do/else'

;End heater control logic

;Start cooler control logic

17: If (X<=>F) (P89) ;if 'cooler on' threshold

1: 1 -- X Loc [ Temp_1 ] ;is exceeded

2: 3 >=

3: 27.5 F

4: 30 Then Do ;then

18: Z=F (P30) ;put a '1' into cooler

1: 1 F ;control location

2: 0 Exponent of 10

3: 15 -- Z Loc [ Cool_1 ]

19: End (P95) ;end 'then do'

20: If (X<=>F) (P89) ;if cooler is on (cooler

1: 15 -- X Loc [ Cool_1 ] ;control location <>0)

2: 2 <>

3: 0 F

4: 30 Then Do ;then

21: If (X<=>F) (P89) ;check lower threshold to

1: 1 -- X Loc [ Temp_1 ] ;see if cooler should be

2: 4 < ;turned off

3: 24.5 F

4: 30 Then Do

22: Z=F (P30) ;if cooler should be turned off

1: 0 F ;put a '0' into cooler control

2: 0 Exponent of 10 ;location

3: 15 -- Z Loc [ Cool_1 ]

1 2 ... 22 23 24 25 26 27 28 29 30 31 32 ... 43 44

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Campbell-scientific SDM-IO16 16-Channel Input/Output Expansion Module Manual do Utilizador Página 27

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