Carrier 50FF Series Control Manual
Also see for 50FC Series: Installation, operation and maintenance instructionsControls, Start-Up, Operation and TroubleshootingUser manualService and maintenance instructionsInstallation, operation and maintenance instructions
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Contents
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13Analog inputsB1: unusedB2: unusedB3: T probe on the HWC inlet “Very low outdoor T”B4: T probe on the HWC outlet “Very low outdoor T”Digital inputsDI1: disconnection of 1 compressor stage or alarm signalor pump in the hot water coil circuit or compressorin the recovery circuit or on-off humidifier or rotaryheat exchanger (optionals)DI2: disconnection of 2 compressor stagesDI3: disconnection of 4 compressor stagesDI4: disconnection of electrical heatersDigital outputsNO1: electical heating for the piping layout of the watercircuit with “Very low outdoor T” or configurableoutput (humidifier, HWC pump, alarm signal,...)NO2: compressor with supplementary crankcase heaterand/or 1st stage of elec. heater in the electric panelNO3: electrical heater for protection of outdoor damperNO4: 1st stage of elec. heater in the electric panel orconfigurable output (humidifier, HWC pump, alarmsignal,...)Analog outputY1: proportional humidifier or exhaust damper(optionals)pCOe card with address 81ON 2 3 4Address 83.4. Connection of pCOe expansion cards to the control board (optional)3 - CONNECTIONSNO1C1NC1NO2C2NC2NO3C3NC3NO4C4NC4sin uso1 2 4 8ID1ID2ID3ID4IDC1B1B2GND+5V Ref+VdcB3B4GND+5V Ref+VdcJ5J9J4 addressseriesJ10J6J7J8J1GG0RS485T+GNDJ3T–J2GNDY112RS485 expansion cardPower supply+48Vcc or 24VcaB1B2GND+5V Ref+VdcB3B4GND+5V Ref+VdcJ9J101commonunusedunusedID1ID2ID3ID4IDC1J42Prop. humidier orfresh air damperinlet temperature probe of HWCoutlet temperature probe of HWCdisconnection of 4 compr. stdisconnection of elec. heatersdisconnection of 1 compr. stdisconnection of 2 compr. stTx-GNDTx+J10“50FC”NO1C1NC1NO2C2NC2NO3C3NC3NO4C4NC4sin uso1 2 4 8ID1ID2ID3ID4IDC1B1B2GND+5V Ref+VdcB3B4GND+5V Ref+VdcJ5J9J4 addressseriesJ10J6J7J8J1GG0RS485T+GNDJ3T–J2GNDY134RS485 expansion cardPower supply+48Vcc or 24VcaB1B2GND+5V Ref+VdcB3B4GND+5V Ref+VdcJ9J103commonair quality probe, zone 2ID1ID2ID3ID4IDC1J44extraction temperature probe(prop. rotary heat exchanger)recovery temperature probe(prop. rotary heat exchanger)0...10Vdc signalwheel control(prop. heat recov.)120Address 8Address 9Tx-GNDTx+120electrical protectionof outdoor dampersconfigurable outputHWC antifreeze prot.or configurable outputsupplementarycrankcase heatercommoncommoncommoncommonopening status of zone 1 return damperopening status of zone 2 return damperopening status of zone 1 supply damperopening status of zone 2 supply dampercommonopening signal of zone1 return damperopening signal of zone2 return dampercommoncommoncommonopening signal of zone1 supply damperopening signal of zone2 supply damperpCOe card with address 9Analog inputsB1: 4-20mA air quality probe for the zone 2 or secondair quality probeB2: unusedB3: exhaust T probe (prop. rotary heat exchanger)B4: recovery T probe (prop. rotary heat exchanger)Digital inputsDI1: opening status of the supply damper of zone 1 orthe supply damper external to the unitDI2: opening status of the supply damper of zone 2DI3: opening status of the return damper of zone 1 orreturn damper external to the unitDI4: opening status of the return damper of zone 2Digital outputsNO1: opening signal of supply damper of the zone 1 orsupply damper (external to the unit)NO2: opening signal of supply damper of the zone 2NO3: opening signal of return damper of the zone 1 orreturn damper (external to the unit)NO4: opening signal of return damper of the zone 2Analog outputY1: 0...10Vdc output for wheel control (proportionalrotary heat exchanger)1ON 2 3 4Address 9 |
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