Reznor RCB User Manual

Form CP-MAPSIII-D21, Doc No 303070, Page 25
7.0 Controller Display Menus
Main Screen Mx Main Screen M1 or M2 will be displayed depending upon unit conguration (Monitor Only)
Name Description Default Unit Min Max
Spc_Temp: Space Temp - Current Space Temperature Deg F
SpcTempSP:
Space Temp SP - Base space temp setpoint value from the space thermostat or controller
display adjustment
72 Deg F 65 85
DA_Temp: Discharge Air Temp - Current Discharge Air Temperature Deg F
DA_SP: Discharge Air Temp Active SP - Active Discharge Air Temperature Setpoint Deg F
State: Current Unit State - 2=AUTO 3=COOL 4=HEAT 5=OFF OFF 2 5
Mode: Current Unit Mode - Occ or Unocc
Fan: Current Supply Fan Commanded Speed %
Main Screen Mx Main Screen M3 or M4 will be displayed depending upon unit conguration (Monitor Only)
Name Description Default Unit Min Max
Spc_Humidity: Space Humidity - Current Space Humidity %rH
SpcHumSP: Space Humidity SP - Current Space Humidity Setpoint 55 %rH 35 75
Temperature: Current Outside Air Temp Deg F
Humidity: Current Outside Air Humidity %rH
Dew Point: Current Outside Air Dew Point Deg F
Main Screen Mx Main Screen M5, M6, M7 or M8 will be displayed depending upon unit conguration (Monitor Only)
Name Description Default Unit Min Max
Spc_Clg_Md: Space Cooling Mode - Unit controls applicable cooling stages to maintain the DA_SpcClg_SP Off On
Spc_Dehum_Md:
Space Dehum Mode - Unit controls reheat compressor to maintain the DA_Dh_SP and
applicable cooling stages to maintain the CC_DA_SP
Off On
Spc_Htg_Md: Space Heating Mode - Unit controls applicable heating stages to maintain the DA_SpcHtg_SP Off On
Spc_HtgClg_Md:
Space Heating Cooling Mode - Unit controls applicable heating stages to maintain the
DA_SpcHtCl_SP (Auto Heating Only)
Off On
NA_Clg_Md:
Neutral Air Cooling Mode - Unit controls applicable cooling stages to maintain the
DA_NAClg_SP
Off On
NA_Dehum_Md:
Neutral Air Dehum Mode - Unit controls reheat compressor to maintain the DA_Dh_SP and
applicable cooling stages to maintain the CC_DA_SP
Off On
NA_Htg_Md:
Neutral Air Heating Mode - Unit controls applicable heating stages to maintain the
DA_NAHtg_SP
Off On
Main Menu
A Quick Setpoints Quick Setpoints Menu
Quick Setpoints A1 Quick Setpoints Screen A1
Name Description Default Unit Min Max
State_Sel: State Select 2=AUTO 3=COOL 4=HEAT 5=OFF - Sets Unit State 5 2 5
OccMode_Sel:
Occ Mode Select 0= Schedule 1= Digital Input 2= BMS - Sets desired unit occupancy
method
1 0 2
OAChgOv_SP:
OA Change Over SP - OA temp setpoint used to enable heating and cooling when the
unit is in the auto state
65 Deg F 45 80
OAChgOvDiff: OA Change Over SP Differential - Differential for the OAChgOv_SP 5 Deg F 05 10
OAChgOvDel:
OA Change Over Delay Time - Delay period required to switch between heating and
cooling when the unit is in the auto state
15 min 5 30
TempOcc:
Temporary Occupied Status from Space Thermostat - Indexed on when the thermostat
fan button is pressed
Off Off On
TempOcc_Time: Temporary Occupied Time Duration - Sets time duration for Temporary Occupancy 240 min 0 480
Quick Setpoints A2 Quick Setpoints Screen A2 Will be displayed when unit is congured for Space Control
Name Description Default Unit Min Max
Spc_Temp: Space Temp - Current Space Temperature Deg F
SpcTempSP:
Space Temp SP - Base space temp setpoint value from the space thermostat or
controller display adjustment
72 Deg F 65 85
SpcHtgSp:
Space Heating SP - Value is equal to the SpcTempSP minus the SpcHtgDB (Also
used as control SP for Spc_HtgClg_Md)
71 Deg F
SpcClgSp: Space Cooling SP - Value is equal to the SpcTempSP plus the SpcClgDB 73 Deg F
SpcHtgDB:
Space Heating Dead Band - Sets value subtracted from the SpcTempSP for the
SpcEffHtgSPdenition
1 Deg F 0 5
SpcClgDB:
Space Cooling Dead Band - Sets value added to the SpcTempSP for the
SpcEffClgSPdenition
1 Deg F 0 5
Option D21 Control Program - User and Service Menu Structure

Reznor RCB Specifications

General

Brand	Reznor
Model	RCB
Category	Air Handlers
Language	English