2021-09-17 09:37:00 +00:00
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# Automatically evacuates cooling-tower when temp
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# is below 40C (39.85C)
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# needs a volume pump and a gas analyzer
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alias sensor d0
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alias pump d1
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alias pipe_temp r0
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alias pipe_press r1
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alias temp_go r2
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alias press_go r3
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alias pump_go r4
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2021-11-15 13:32:10 +00:00
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define TEMP_THRESH 313 # 39.85C
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2021-09-17 09:37:00 +00:00
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# Sets volume pump max capacity
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l pipe_press pump Maximum
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s pump Setting pipe_press
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start:
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yield
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# Loads cooling-tower pressure and temp
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l pipe_temp sensor Temperature
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l pipe_press sensor Pressure
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# Checks if temp is below threshold
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2021-11-15 13:32:10 +00:00
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slt temp_go pipe_temp TEMP_THRESH
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2021-09-17 09:37:00 +00:00
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sgtz press_go pipe_press
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# If cooling-tower has pressure, and temp is safe..
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and pump_go temp_go press_go
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# ...activate pump
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s pump On pump_go
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j start
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