Bryant 549J Series User Manual

28
Table 12 -- Menu Structure
*
(cont)
Menu Parameter
Parameter
Default
Value
Parameter
Range and Increment
[
EXPANDED P ARAMETER NAME
Notes
STA TUS
(cont )
COOL Y1 ---IN OFF ON/OFF FIRST STAGE COOLING DEMAND (Y1- --IN)
Y1---I signal from space thermo s t a t or unit ary cont ro ller for Cooli ng Stage 1.
ON = 24 Vac on terminal Y1---I
OFF = 0 Vac on terminal Y1---I
COOL Y1 ---OUT OFF ON/OFF FIRST STAGE COOLING RELA Y OUTPUT
Cool Stage 1 Relay Out p ut to mechanical cooling (Y1---OUT ter minal).
COOL Y2 ---IN OFF ON/OFF SECOND STA G E COOLI NG DEMA N D (Y2---IN)
Y2---I signal from space thermo s t a t or unit ary cont ro ller for Cooli ng Stage 2.
ON = 24 Vac on terminal Y2---I
OFF = 0 Vac on terminal Y2---I
COOL Y2 ---OUT OFF ON/OFF SECOND STAGE COOLING RELA Y OUTPUT
Cool Stage 2 Relay Out p ut to mechanical cooling (Y2---OUT ter minal).
MA TEMP __.__F
(or _ _.__C)
---40 to 150_F
(---18 to 60_C)
SUPPLY AIR TEMP ERATURE, Cooling Mode
Disp lays value of measured mixed /cooled air from SA T sensor in fan
section.
D isp l ay s --- --- . --- if n o t con n ected, sh o r t o r o u t --- o f --- r a n ge. S e e M e n u No te 2
DA TEMP __.__F
(or _ _.__C)
---40 to 150_F
(---18 to 60_C)
DIS CH ARGE AI R TEMPERA TUR E, after Heat ing se c t ion
(Accessory sensor required)
Displays when Discharge Air sensor is connected and displays measured
di s c harg e temperat ure.
D isp l ay s --- --- . --- _F if sensor sends invali d value, if no t connec t e d , short or
ou t --- o f --- r an g e .
OA TEMP __.__F
(or _ _.__C)
---40 to 140_F
(---40 to 60_C)
OUTSIDE AIR TEMPERATURE
Displays meas ure d value of outd oo r air temp e rat ure .
D isp l ay s --- --- _F if sens o r sends invali d value, if not conne c ted, short or
ou t --- o f --- r an g e .
OA HUM __% 0 to 100% O UTS I DE AIR RELATIVE HUMI DITY
Displays measure d value of outdoor humi d ity from OA enthalpy sensor.
RA TEMP __.__F
(or _ _.__C)
0 to 140_F
(---18 to 60_C)
RETURN AIR TEMPERATURE
(Accessory sensor required)
Displays measure d value of return air temp e ra t ure from RAT se ns o r.
D isp l ay s --- --- _F if sens o r sends invali d value, if not conne c ted, short or
ou t --- o f --- r an g e .
RA HUM __% 0 to 100% RETURN AIR RELATIVE HUMIDITY
(Accessory enthalpy sensor required)
Displays measure d value of return air humidity from RA sens or.
Displays --- ---% if sens or se nd s inva lid value, if not connec t e d , short or
ou t --- o f --- r an g e .
IN CO2 ___ppm 0 to 2000 ppm SP ACE/RETURN AIR CO2
(CO
2
sensor required, accessory or factory option)
Displays value of measured CO
2
from CO
2
sensor .
Inv alid if not connected, short or out---of---range. May be adjust e d in
Advanced menu by Zero offse t and Span.
DCV STATUS n/a ON/OFF DEMAND CON TR OLLED VENTILATIO N STATUS
(CO
2
sensor required, accessory or factory option)
Disp lays ON if IN CO2 value above setpoi nt DCV SET and OFF if below
setpoint DCV SET.
DAMPER OUT 2.0V 2.0 to 10.0V Displ ays output voltage or position to the damper actuator. ***
ACT POS n/a 0 to 100% Dis plays actual positi on of outdoor air damper actuator
ACT COUNT n/a 1 to 65535 Di splays number of tim es act uator has cyc le d.
1 Cycle equals accrue d 180_ of actuator movement in any directi on
ACTUA TOR n/a OK/Alarm
(on Alarm menu)
Displays Error if voltage or torque is below actuator range
EXH1 OUT OFF ON/OFF EXHAUST STAGE 1 RELAY OUTPUT
Output of EXH1 terminal. Displays On when damper position reaches
programmed percentage setpoi nt.
ON = 24 Vac Output; OFF = No Output.
EXH2 OUT OFF ON/OFF EXHAUST STAGE 2 RELAY OUTPUT
Output of AUX1 O terminal Dis plays ON when dam p e r posit ion reache s
programmed percentage setpoi nt
ON = 24 Vac Output, OFF = No Output; displays only if AUX1 O =
EXH2
ERV OFF ON/OFF ENERGY RECOVERY UNIT RELAY OUTPUT
Out put of AUX1 O term i na l, ON = 24 Vac Out p ut , OFF = No Output;
di splays only if A UX1 O = ERV
MECH COOL ON
or
HEAT STAGES ON
0 0, 1, or 2 Displays sta g e of mec hanical cooling that is active.
Displays the st a g e of heat pump heating that is active
FAN SPEED n/a LOW or HIGH SUPP LY FAN SPEED
Displays speed setting of fan on a 2 - --speed fan unit.
W(HEATON) n/a ON/OFF HEAT DEMAND STATUS
Displays sta t us of heat demand on a 2---s p e e d fan unit .

Bryant 549J Series Specifications

General

Brand	Bryant
Model	549J Series
Category	Heat Pump
Language	English