R7428A1006 Introductions-Apr6 (2) [Read-Only]file.yizimg.com/341753/2010010811232080.pdf ·...
Transcript of R7428A1006 Introductions-Apr6 (2) [Read-Only]file.yizimg.com/341753/2010010811232080.pdf ·...
R7428A1006R7428A1006R7428A1006
Constant RHConstant RH--Temp Controller for AHU application!! Temp Controller for AHU application!!
Apr. 2005 22-2Honeywell ConfidentialR7428A1006R7428A1006
InnovationInnovation
• Constant RH-Temp control
• Large LCD screen with backlight
• Easy installation & commission
• Reasonable cost
•• Constant RHConstant RH--Temp controlTemp control
•• Large LCD screen Large LCD screen with backlightwith backlight
•• Easy installation Easy installation & commission& commission
•• Reasonable costReasonable cost
R7428AR7428A
• Temp or RH control only
• Small LCD• Non-user-friendly
interface• Higher cost
•• Temp or RH Temp or RH control onlycontrol only
•• Small LCDSmall LCD•• NonNon--useruser--friendly friendly
interfaceinterface•• Higher costHigher cost
R7426C+DR7426C+D
• Need tool for programming
• Cost ineffective• LCD without
backlight
•• Need tool for Need tool for programmingprogramming
•• Cost ineffectiveCost ineffective•• LCD without LCD without
backlightbacklight
XL20XL20
Integrated functionality + simplified design = R7428A1006 Integrated functionality + simplified design = R7428A1006
Apr. 2005 22-3Honeywell ConfidentialR7428A1006R7428A1006
Product StrategyProduct Strategy
PricePrice
FeatureFeature
R7426C+DR7426C+D
R7428AR7428A
High End• Temperature and Humidity control• Sequence control of mixed air
damper• Economizer mixed air damper
control• Outside temperature compensated
control• Energy recovery & cascade
sequence control
High EndHigh End•• Temperature and Humidity controlTemperature and Humidity control•• Sequence control of mixed air Sequence control of mixed air
damperdamper•• Economizer mixed air damper Economizer mixed air damper
controlcontrol•• Outside temperature compensated Outside temperature compensated
controlcontrol•• Energy recovery & cascade Energy recovery & cascade
sequence controlsequence control
Typical ApplicationTypical Application
Popular• Sequence control for both Temp &
RH• Heating controlled by SCR or
binary
PopularPopular•• Sequence control for both Temp & Sequence control for both Temp &
RHRH•• Heating controlled by SCR or Heating controlled by SCR or
binarybinary
Mix %Mix %
20%20%
80%80%
XL20XL20
Apr. 2005 22-4Honeywell ConfidentialR7428A1006R7428A1006
User InterfaceUser Interface
Large LCD Screen with Backlight
Large LCD Screen with Backlight
Function Selection Function Selection
Configuration Configuration
Humidity Setting Button
Humidity Setting Button
Temperature Setting Button
Temperature Setting Button
Apr. 2005 22-5Honeywell ConfidentialR7428A1006R7428A1006
User InterfaceUser Interface
Apr. 2005 22-6Honeywell ConfidentialR7428A1006R7428A1006
Key FeaturesKey Features
• Cost effective solution for constant Temperature & Relative Humidity control.
• Large LCD screen with back-light provides user-friendly MMI.• Standard DIN rail or control panel mounting compatible.• Wide working range: 0~50°C, 5~95%,
setting range: 0~100°C, 40~99%.• High resolution provides accurate control: 0.1°C for Temp & 0.1%
for RH.• Temp & RH value setting, provides direct digital control.• Preserve setting value while power failure.• PID (Proportional Integral Deviation) control.• Power Rating: AC 24V, 50~60Hz.
Apr. 2005 22-7Honeywell ConfidentialR7428A1006R7428A1006
Key FeaturesKey Features
• Sensor failure indication.• Selectable direct/reverse acting analog output.• Protection Standard: IP30 (Control Panel)
IP55 (Rail Mounting)• Meet CE requirement.• Pre-configured application, no programming needed.• I/O: AO x 3, AI x 3 (4~20mA or 0~10V/NTC20K selectable),
DO x 3, DI x 3.• Provide dual display for both Temp & RH.
Apr. 2005 22-8Honeywell ConfidentialR7428A1006R7428A1006
ApplicationsApplications
• Targeting on AHU applications which require accurate RH & Temp control, includes:
– Commercial: Office Building, Hospital, Museum.– Industry: Pharmaceutical Factory.– Hi-Tech: Semiconductor, TFT LCD, Chip, DRAM.
Apr. 2005 22-9Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Temperature AreaTemperature Area
Cooling Valve
Cooling Cooling ValveValve
SCR Heating Valve
SCR Heating Valve
Present Value
Present Present ValueValue
Setting Value
Setting Value
Outside Air TemperatureOutside Air Outside Air
TemperatureTemperature TemperatureTemperatureTemperature
Manual Mode
Manual Manual ModeMode
Apr. 2005 22-10Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Humidity AreaHumidity Area
HumidityHumidityHumidity
HumidifierHumidifierHumidifier
Present ValuePresent ValuePresent Value Setting ValueSetting ValueSetting Value
Apr. 2005 22-11Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Status AreaStatus Area
DI for Remote Control
DI for Remote DI for Remote ControlControl
Fan StatusFan StatusFan Status
Alarm StatusAlarm StatusAlarm Status
Binary Sequence Indicator
Binary Binary Sequence Sequence IndicatorIndicator
Fan StartFan Fan StartStart
Manual Mode
Indication
Manual Manual ModeMode
IndicationIndication
Apr. 2005 22-12Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Setting Status AreaSetting Status Area--11
Zero EnergyBand
Zero Zero EnergyEnergyBandBand
Proportional Parameter
Setting
Proportional Proportional Parameter Parameter
SettingSetting
Deviation Parameter
Setting
Deviation Deviation Parameter Parameter
SettingSetting
Temp/RH Offset setting
Temp/RH Temp/RH Offset Offset settingsetting
Integral Parameter
Setting
Integral Integral Parameter Parameter
SettingSetting
Q1 & Q2 Control Interval
Q1 & Q2 Control Q1 & Q2 Control IntervalInterval
Manual Mode Setting
Manual Mode Manual Mode SettingSetting
Apr. 2005 22-13Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Setting Status AreaSetting Status Area--22
Output Mode Setting (CV, SCR, RH%, Q1Q2)Output Mode Setting Output Mode Setting
(CV, SCR, RH%, Q1Q2)(CV, SCR, RH%, Q1Q2)DPS interlock with (CV, SCR, RH%, Q1Q2)
DPS interlock with DPS interlock with (CV, SCR, RH%, Q1Q2)(CV, SCR, RH%, Q1Q2)
Apr. 2005 22-14Honeywell ConfidentialR7428A1006R7428A1006
LCD ScreenLCD Screen--Setting Status AreaSetting Status Area--33
Hi-LowSelectorHiHi--LowLow
SelectorSelector
Power Failure Mode setting
Power Failure Power Failure Mode settingMode setting
Compensation Changeover
Point
Compensation Compensation Changeover Changeover
PointPointWinter
CompensationWinter Winter
CompensationCompensation4mA=
(-20~+20℃)4mA=4mA=
((--20~+2020~+20℃℃))
Sampling Time
Setting
Sampling Sampling Time Time
SettingSetting
Remote Disable/Enable
Remote Remote Disable/EnableDisable/Enable
20mA=(+50~+120℃)
20mA=20mA=(+50~+120(+50~+120℃℃))
Summer Compensation
Summer Summer CompensationCompensation
Apr. 2005 22-15Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal
Apr. 2005 22-16Honeywell ConfidentialR7428A1006R7428A1006
Terminal LayoutTerminal Layout
AC 24V
AI
AI
AI
AI
AI
AO
AO
AO
DI
DI
DI
DO
Q1
Q1
AI
DPS/ST
REMOTEON/OFF
AlarmInput
FanStart
Heater
Heater
HumidityTransmitter
0~10V
Return Air TempSensor 4~20mA
Return Air TempSensor NTC20K
Outside Air TempSensor 4~20mA
Humidity Transmitter4~20mA
Outside Air TempSensor NTC20K
Cooling Valve4~20mA
Humidifier4~20mA
SCR Heater4~20mA
Apr. 2005 22-17Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal--AIAIHUM
0~10VOUT20K
RA20K
G
0~10VHumidity
Humidity Sensor• H7015A• H7015B1020
Humidity Sensor• H7015A• H7015B1020
OUTSIDEAIR
NTC20K Sensor• AF20
NTC20K Sensor• AF20
ReturnAIR
NTC20K Sensor• RF20• LF20• VF20
NTC20K Sensor• RF20• LF20• VF20
G G
Apr. 2005 22-18Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal--AIAI
HUM OUT RA
G G G
4~20mA INPUT
Temperature4~20mA Transmitter• T7506C1011-2• T7506C1037-2• T7506C1052-2
Temperature4~20mA Transmitter• T7506C1011-2• T7506C1037-2• T7506C1052-2
Temperature4~20mA Transmitter• T7506C1086-2• CHT3H1TLD
Temperature4~20mA Transmitter• T7506C1086-2• CHT3H1TLD
Relative Humidity4~20mA Transmitter• H7507A1000• H7507A1011• H7507A1027• CHT3H1TLD• H7625, H7635,
H7655
Relative Humidity4~20mA Transmitter• H7507A1000• H7507A1011• H7507A1027• CHT3H1TLD• H7625, H7635,
H7655
- +
-4~
20m
AH
umid
ity
4~20
mA
OU
TSID
E A
IR
DC 24VPower Supply
4~20mARETURN AIR
++ +
--
Apr. 2005 22-19Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal--AOAO
HUM OUT ROOM
G G G
4~20mA INPUT
CoolingValve
SCR
G G
4~20mA OUTPUT
CV SCR HV
Humidifier
• ML7420, ML7421+V5011P• ML7420, ML7421+V5011P
Apr. 2005 22-20Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal--DIDI
HUM OUT ROOM
G G G
4~20mA INPUT
G G
4~20mA OUTPUT
CV SCR HV
CONTACT INPUT
ALARMREM-OTE DPS
DPS IN
PUT
REM
OTE IN
PUT
ALA
RM
INPU
T
• DPS400• DPS400
• Manual Switch• Manual Switch
• DH100ACDCLP• L4064K
• DH100ACDCLP• L4064K
Apr. 2005 22-21Honeywell ConfidentialR7428A1006R7428A1006
TerminalTerminal--DODOHUM
0~10VOUTRT
ROOMRT
G
24VAC FAN Q1 Q2
L1
L2
110V/220V(50/60Hz)
Q1
TR
24V AC
Q2
F
Power Supply
Power Supply
Apr. 2005 22-22Honeywell ConfidentialR7428A1006R7428A1006
DimensionDimension