Carrier 48/50Z030-105 Table 88 Rooftop Control Board (RCB) Inputs and Outputs, Table 89 Economizer Control Board (ECB) Inputs and Outputs, Table 90 Staged Gas Control Board (SCB) Inputs and Outputs

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Table 88 — Rooftop Control Board (RCB) Inputs and Outputs
Table 89 — Economizer Control Board (ECB) Inputs and Outputs
Table 90 — Staged Gas Control Board (SCB) Inputs and Outputs
POINT
NAME POINT DESCRIPTION
I/O
POINT
NAME
PLUG AND PIN
REFERENCE SIGNAL PIN(S) PORT STATE
INPUTS
RMTIN Remote Input State DI1 J4, 1-2 2 24VAC = 1, 0VAC = 0
ENTH Enth. Switch Read High ? DI2 J4, 3-4 4 24VAC = 1, 0VAC = 0
SFS Supply Fan Status Switch DI3 J4, 5-6 6 24VAC = 1, 0VAC = 0
CIRCAHPS Circ A High Press.Switch DI4 J4, 7-8 8 24VAC = 1, 0VAC = 0
CIRCBHPS Circ B High Press.Switch DI5 J4, 9-10 10 24VAC = 1, 0VAC = 0
FRZ Freeze Status Switch DI6 J4, 11-12 12 24VAC = 1, 0VAC = 0
BP Building Pressure AN1 J5, 1-3 1=24VDC, 2=0-20mA in, 3=GND 0-20mA
SP Static Pressure AN2 J5, 4-6 4=24VDC, 5=0-20mA in, 6=GND 0-20mA
CCT Air Temp Lvg Evap Coil AN3 J6, 1-2 1 (thermistor, ohms)
AN4 J6, 3-4 3 (thermistor, ohms)
AN5 J6, 5-6 5 (thermistor, ohms)
AN6 J6, 7-8 7 (thermistor, ohms)
OUTPUTS
SFAN_VFD Supply Fan VFD Speed AO1 J9, 1-2 1=0-20mA, 2=GND 0-20mA OUT
PULSCFAB Pulsed Condenser Fan A-B PP/MP J7, 1-3 1=PP/MP Data, 2=24VAC, 3=GND Belimo PP/MP Protocol
UNL_1_A1 Unloader 1 - Comp A1 RLY1 J8, 1-3 1 = 2 = RLY1A, 3 = RLY1B 1 = Closes RLY1A / RLY1B
UNL_2_A1 Unloader 2 - Comp A1 RLY 2 J8, 4-6 4 =5 = RLY2A, 6 = RLY2B 1 = Closes RLY2A / RLY2B
PE2 Power Exhaust Relay 2 (BLDG_CFG = 1) RLY 3 J8, 7-9 7 = 8 = RLY3A, 9 = RLY3B 1 = Closes RLY3A / RLY3B
HIR Heat Interlock Relay (BLDG_CFG not 1) RLY 3 J8, 7-9 7 = 8 = RLY3A, 9 = RLY3B 1 = Closes RLY3A / RLY3B
UNL_1_B1 Unloader 1 - Comp B1 RLY 4 J8, 10-12 10 = 11 = RLY4A, 12 = RLY4B 1 = Closes RLY4A / RLY4B
HUMIDRLY Humidifier Relay RLY 5 J8, 13-15 13 = 14 = RLY5A, 15 = RLY5B 1 = Closes RLY5A / RLY5B
UNL_2_B1 Unloader 2 - Comp B1 RLY 6 J8, 16-18 16 = 17 = RLY6A, 18 = RLY6B 1 = Closes RLY6A / RLY6B
POINT
NAME POINT DESCRIPTION
I/O
POINT
NAME
PLUG AND PIN
REFERENCE SIGNAL PIN(S) PORT STATE
INPUTS
PPS Plenum Press.Safety Sw. DI1 J4, 1-2 2 24VAC = 1, 0VAC = 0
DI2 J4, 3-4 4 24VAC = 1, 0VAC = 0
NA DI3 J4, 5-6 6 24VAC = 1, 0VAC = 0
NA DI4 J4, 7-8 8 24VAC = 1, 0VAC = 0
NA DI5 J4, 9-10 10 24VAC = 1, 0VAC = 0
NA DI6 J4, 11-12 12 24VAC = 1, 0VAC = 0
SACFM Supply Air CFM AN1 J5, 1-3 1=24VDC, 2=0-20mA in, 3=GND 0-20mA
RACFM Return Air CFM AN2 J5, 4-6 4=24VDC, 5=0-20mA in, 6=GND 0-20mA
NA AN3 J6, 1-2 1 (thermistor, ohms)
NA AN4 J6, 3-4 3 (thermistor, ohms)
NA AN5 J6, 5-6 5 (thermistor, ohms)
NA AN6 J6, 7-8 7 (thermistor, ohms)
OUTPUTS
EFAN_VFD Exhaust Fan VFD Speed AO1 J9, 1-2 1=0-20mA, 2=GND 0-20mA OUT
PP/MP J7, 1-3 1=PP/MP Data, 2=24VAC, 3=GND Belimo PP/MP Protocol
PE2 Power Exh. VFD Stage 2 (BLDG_CFG = 4) RLY1 J8, 1-3 1 = 2 = RLY1A, 3 = RLY1B 1 = Closes RLY1A / RLY1B
RLY 2 J8, 4-6 4 =5 = RLY2A, 6 = RLY2B 1 = Closes RLY2A / RLY2B
RLY 3 J8, 7-9 7 = 8 = RLY3A, 9 = RLY3B 1 = Closes RLY3A / RLY3B
NA RLY 4 J8, 10-12 10 = 11 = RLY4A, 12 = RLY4B 1 = Closes RLY4A / RLY4B
NA RLY 5 J8, 13-15 13 = 14 = RLY5A, 15 = RLY5B 1 = Closes RLY5A / RLY5B
RLY 6 J8, 16-18 16 = 17 = RLY6A, 18 = RLY6B 1 = Closes RLY6A / RLY6B
POINT
NAME POINT DESCRIPTION
I/O
POINT
NAME
PLUG AND PIN
REFERENCE SIGNAL PIN(S) PORT STATE
INPUTS
LIMSWTMP Limit Switch Temperature AN1 J5, 1-3 1=5v, 2=Vin, 3=GND (thermistor 1-2) (0-5VDC, thermistor, ohms)
LAT1SGAS Staged Gas LAT 1 AN2 J5, 4-6 4=5v, 5=Vin, 6=GND (thermistor 4-5) (0-5VDC, thermistor, ohms)
LAT2SGAS Staged Gas LAT 2 AN3 J5, 7-9 7=5v, 8=Vin, 9=GND (thermistor 7-8) (0-5VDC, thermistor, ohms)
LAT3SGAS Staged Gas LAT 3 AN4 J5, 10-12 10=5v, 11=Vin, 12=GND (thermistor 10-11) (0-5VDC, thermistor, ohms)
AN5 J5, 13-15 13=5v, 14=Vin, 15=GND (thermistor 13-14) (0-5VDC, thermistor, ohms)
AN6 J6, 1-3 1=5v, 2=Vin, 3=GND (thermistor 1-2) (0-5VDC, thermistor, ohms)
AN7 J6, 4-6 4=5v, 5=Vin, 6=GND (thermistor 4-5) (0-5VDC, thermistor, ohms)
AN8 J6, 7-9 7=5v, 8=Vin, 9=GND (thermistor 7-8) (0-5VDC, thermistor, ohms)
AN9 J7, 1-2 1 (thermistor, ohms)
AN10 J7, 3-4 3 (thermistor, ohms)
OUTPUTS
HTSGCALC Staged Gas Capacity Calc AO1 J8, 1-2 1=0-20mA, 2=GND 0-20mA OUT
AO2 J8, 3-4 3=0-20mA, 4=GND 0-20mA OUT
HS3 Relay 3 W1 Gas Valve 2 RLY1 J9, 1-3 1 = 2 = RLY1A, 3 = RLY1B 1 = Closes RLY1A / RLY1B
HS4 Relay 4 W2 Gas Valve 2 RLY2 J9, 4-6 4 =5 = RLY2A, 6 = RLY2B 1 = Closes RLY2A / RLY2B
HS5 Relay 5 W1 Gas Valve 3 RLY3 J9, 7-9 7 = 8 = RLY3A, 9 = RLY3B 1 = Closes RLY3A / RLY3B
HS6 Relay 6 W2 Gas Valve 3 RLY4 J9, 10-12 10 = 11 = RLY4A, 12 = RLY4B 1 = Closes RLY4A / RLY4B
RLY5 J9, 13-15 13 = 14 = RLY5A, 15 = RLY5B 1 = Closes RLY5A / RLY5B