FLSTDMFC0A pCO² refrigeration system
cod. Carel +030221991 rel. 1.0 dated 27/07/01
42
Analogue outputs
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power to optically-isolated analogue output, 24Vac/Vdc
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power to optically-isolated analogue output,
0Vac/Vdc
J4 Y1
analogue output no. 1 0÷10V
fan inverter
J4
Y2
analogue output no. 2 0÷10V
compressor inverter
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Digital inputs
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J5
ID1
digital input no. 1, 24Vac/Vdc
thermal overload comp. 1
J5 ID2
digital input no. 2, 24Vac/Vdc
thermal overload comp. 2
J5
ID3
digital input no. 3, 24Vac/Vdc
thermal overload comp. 3
J5
ID4
digital input no. 4, 24Vac/Vdc
Liquid level
J5
ID5
digital input no. 5, 24Vac/Vdc
Thermal overload Klixon fan 4
J5
ID6
digital input no. 6, 24Vac/Vdc
Thermal overload Klixon fan 3
J5
ID7
digital input no. 7, 24Vac/Vdc
Thermal overload Klixon fan 2
J5
ID8
digital input no. 8, 24Vac/Vdc
Thermal overload Klixon fan 1
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Digital outputs
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J12
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common relay: 1, 2, 3
J12
NO1
normally-open contact, relay no. 1
Compressor 1
J12
NO2
normally-open contact, relay no. 2
Compressor 2
J12
NO3
normally-open contact, relay no. 3
Compressor 3
J12
C1
common relay: 1, 2, 3
J13
C4
common relay: 4, 5, 6
J13
NO4
normally-open contact, relay no. 4
General alarm
J13
NO5
normally-open contact, relay no. 5
fan 4
J13
NO6
normally-open contact, relay no. 6
fan 3
J13
C4
common relay: 4, 5, 6
J14
C7
common relay no. 7
J14
NO7
normally-open contact, relay no. 7
fan 2
J14
C7
common relay no. 7
J15
NO8
normally-open contact, relay no. 8
fan 1
J15
C8
common relay no. 8
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Refrigeration system made up of:
4
fans
4 compressors
(2 inputs per compressor)
(1 capacity-control step per compressor)
fan inverter
Liquid level alarm and On-Off from digital input
Analogue inputs
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universal analogue input 1*
inlet pressure probe
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B2
universal analogue input 2*
outlet pressure probe
J2
GND
common for analogue inputs
J2
+VDC
21Vdc power supply for active probes (I
max
= 200mA)
J3
B4
passive analogue input 4 (NTC, PT1000, ON/OFF)
general low pressure switch
J3
BC4
common for analogue input 4
J3
B5
passive analogue input 5 (NTC, PT1000, ON/OFF)
general high pressure switch
J3
BC5
common for analogue input 5
* NTC, 0÷1V, 0÷10V, 0÷20mA, 4÷20mA
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Analogue outputs
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power to optically-isolated analogue output, 24Vac/Vdc
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power to optically-isolated analogue output, 0Vac/Vdc
J4 Y1
analogue output no. 1 0÷10V
fan inverter
J4 Y2
analogue output no. 2 0÷10V
compressor inverter
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Summary of Contents for FLSTDMFC0A
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