Indoor Air Quality Monitor

 

SRAT920-CO2 (Temperature, Humidity, CO2, Calendar network monitor and controller)

SRAT920-CO2-VOC (Temperature, Humidity, CO2, VOC, Calendar network monitor and controller)

Model

SRAT920-CO2

SRAT920-CO2-VOC

Operating

Touch screen

Display

ColorTFT LCD ,size:50*65 mm

Measuring range

Temperature:-30~70°C

Temperature: -30 ~ 70°C

Humidity:0 ~ 100%

Humidity:0 ~ 100%

CO2:0 ~ 3000ppm

CO2: 0 ~ 3000ppm

 

VOC: 0 ~ 30ppm

 

(Anologue display)

Accuracy

Temperature:+/- 0.5°C ,Humidity:+/- 3%RH ,CO2: +/- (50ppm+3%)

Sensor

Humidity:Capacitive ,    CO2: Dual window NDIR

Correspod time

CO2 :,(T90) <60s; Temperature and humidity: 1/e(63%)change ,Slow flow rates<10s

VOC: 20m2 indoor, for 10ppm ethanol<1min,for flue gas<5min

Alarm

Sound and light alarm

USB interface

yes

Digital signal output

Optional: A: RS485 B:LAN C: Bluetooth wireless transmission

Analog output

Optional X : 4-20m A   Y : 0-10V Z: 0-5V

Input power

Optional 1: 100-220VAC   2: 24VDC/AC 3: 12vDC

Threshold set

Custom threshold

Switch

3 relays

Communication protocol

Modbus

Power consumption

5W maximum average 3.5W

Warm-up time

2 minutes, and for the first time 2 hours

Use environment

-10 ~ 50degree, 0 ~ 95% (No condensation)

Housing

IP40

Storage environment

-40 ~ 70degree,0 ~ 95%

Size

135*91*36mm

   

SRAT621-TH

 

SRAT631-TH

Key Features:

It can control the indoor temperature and humidity through detection with  analog output or switch,can get multi-control through RS485 digit output.Thus widely used in  process workshop greenhouse requirement and public places.It is also the best choice for automated building control.

SRAT621-TH/SRAT631-TH Temperature and humidity transmitter with RS485

Specifications:

Model

SRAT621-TH

SRAT631-TH

Install mode

Wall mount

Duct mount

Display

LED

LED

Temperature

-20.0~50.0°C±1°C

*

*
 

Relay output

*

*
 

Analog output 4~20mA/0~10V

*

*

Humidity

0~99.9% ±3%RH

*

*

Relay output

*

*

Analog output 4~20mA/0~10V

*

*

RS485 communication (Modbus)

*

*

LAN communication (option)

^

^

Power 24V AC/DC (110/220V AC option)

*

*

Temperature unit   ºC

*

*

 

   

SRAT620-CO2 (Temp, Humidity, CO2 Transmitter)

SRAT622-CO2 (Temp, Humidity, CO2, transmitter, agriculture)

SRAT630-CO2 (Temp, Humidity ,CO2 Transmitter)

SRAT632-CO2 (Temp, Humidity ,CO2 transmitter,agriculture)

Product model

SRAT620-CO2

SRAT622-CO2

SRAT630-CO2

SRAT632-CO2

Install mode

Wall mount

Wall mount

Duct mount

Separate mount

Display: LED indication

CO2

300~3000ppm

 

 

300~30000ppm (agricultural application)

 

 

Relay output

Analog output 4~20mA/0~10V

Temperature

-20.0~50.0°C±1°C

Relay output

Analog output 4~20mA/0~10V

Humidity

0~99.9% ±3%RH

Relay output

Analog output 4~20mA/0~10V

USB interface

RS485 communication (Modbus)

LAN communication (option)

Power 24V AC/DC (110/220V AC option)

Correspond Time

CO2; (T90)<60S;Tempearature & humidity: 1/e(63%)change, Slow flow rates<10s

Features:

Dual window NDIR sensor

Analog output 4~20mA

RS485 communication

Max up to 30000ppm for CO2

 

SRAT820-CO2 (Temp, Humidity, CO2, Calendar monitor)

SRAT820-CO2-VOC (Temp, Humidity, CO2, VOC, Calendar monitor )

Model

SRAT820-CO2

SRAT820-CO2-VOC

Operating

Touch screen

Display

ColorTFT LCD ,size:50*65 mm

Measuring range

Temperature:-30~70°C

Temperature:-30~70°C

Humidity:0~100%

Humidity:0~100%

CO2:0~3000ppm

CO2: 0~3000ppm

 

VOC: 0~30ppm

 

(Anologue display)

Accuracy

Temperature:+/- 0.5°C ,Humidity:+/- 3%RH ,CO2: +/- (50ppm+3%)

Sensor

Humidity:Capacitive , CO2: Double windows NDIR

Correspod time

CO2 :,(T90) <60s; Temperature and humidity: 1/e(63%)change,

Slow flow rates<10s

VOC: 20m2 indoor, for 10ppm ethanol<1min,for flue gas<5min

Alarm

Sound and light alarm

Digital signal output

Standard: No

Optional:Followed by the model With A or B or C

A: RS485

B:LAN

C: Bluetooth wireless transmission

USB interface

yes

Communication protocol

Modbus

Input power

Standard:100-220VAC,:Optional: 24VDC/AC,5VDC, please remark

Power consumption

5W maximum average 3.5W

Warm-up time

2 minutes, and for the first time 2 hours

Use environment

-10~50degree, 0~95%(No condensation)

Housing Waterproof Level

IP40

Storage environment

-40~70degree,0 ~ 95%

Size

135*91*36mm

   

SRAT921-CO2 Wall Mount Controller For Agricultural Application;

(CO2,Temp, Humidity, Calendar) 4 in 1 Controller

SRAT931-CO2 Controller For Agricultural Application with Seperated type Sensor

(CO2,Temp, Humidity, Calendar) 4 in 1 Controller

Key Features:

For monitoring and controlling indoor carbon dioxide concentrations, suitable for conservatories, greenhouses places,mushroom, grown room and other agricultural applications.

Max up to 30000ppm for CO2.

Color TFT LCD display with touch screen (model SRAT921-CO2)

Black/white LCD display (model SRAT931-CO2)

Seperated type sensor install, standard line is 2.0 meter (model SRAT931-CO2)

USB interface and RS485 communication (Modbus protocol) 3 ways Relay output.

Analog output 4~20mA (Optional:0-10V, 0-5V, Please remark)

Correspond time: CO2:,(T90)<60s; Temperature and humidity: 1/e(63%)change, Slow flow rates<10s

Input power 24V AC/DC

 

SRAT930-CO2 (Temperature,Humidity,CO2,Calendar montior and controller)

SRAT930-CO2-VOC (Temperature,Humidity,CO2,VOC,Calendar monitor and controller)

Model

SRAT930-CO2

SRAT930-CO2-VOC

Operating

Touch keys

Display

Dot matrix LCD ,size :55X34 mm

Measuring range

Temperature:-30~70°C

Temperature:-30~70°C

Humidity:0~100%

Humidity:0~100%

CO2:0~3000ppm

CO2: 0~3000ppm

 

VOC: 0~30ppm

 

(Anologue display)

Accuracy

Temperature:+/- 0.5°C ,Humidity:+/- 3%RH ,CO2: +/- (50ppm+3%)

Sensor

Humidity:Capacitive ,    CO2: Dual window NDIR

Correspod time

CO2 :,(T90) <60s; Temperature and humidity: 1/e(63%)change,

Slow flow rates<10s

VOC: 20m2 indoor, for 10ppm ethanol<1min,for flue gas<5min

Alarm

Sound and light alarm

USB interface

Yes

Digital signal output

Optional: A: RS485 B:LAN C: Bluetooth wireless transmission

Analog output

Optional X : 4-20m A   Y : 0-10V Z: 12VDC

Input power

Optional 1: 100-220VAC   2: 24VDC/AC 3: 0-5V

Threshold set

Custom threshold

Switch

3 relays

Communication protocol

Modbus

Warm-up time

2 minutes, and for the first time 2 hours

Use environment

-10—50degree, 0~95%(No condensation)

Housing

IP65

Storage environment

-40—70degree,0 ~95%

Size

146*117*70mm Probe: 119*38mm

   

SRAT940-CO2 Indoor Air Quality Monitor and Controller-Wall Embedded

SRAT940-CO2-TH Indoor Air Quality Monitor and Controller-Wall Embedded

SRAT941-CO2-F Indoor Air Quality Monitor and Controller-Wall Embedded

Remark: Analog output 4~20mA/0~10V (for model SRAT941-CO2)

Specification:

 

Range

Resolution

Accuracy

SRAT940-CO2

SRAT940-CO2-TH

SRAT941-CO2-F

CO2

300~3000ppm

1ppm

5%+50

Temperature

-20.0~50.0°C

0.1°C

1°C

 

Humidity

0.0~99.9%RH

0.1%RH

3%RH

 

Output

 

RS485

relay

Analog

FAN LEVEL

Temp.

CO2

Temp.

CO2

SRAT940-CO2

 

SRAT940-CO2-TH

 

SRAT941-CO2-F

Model SRAT941-CO2 can only choose one symbol at △ or □

 

SRAT941-CO2 Temperature,humidity and CO2 Monitor with Fan Level Control

Key Features

People are more care about heir health, indoor CO2 detection become a trend

This product combined home thermostat, CO2 detection and fan level control in one, it becomes the first choice for green building and health life.

Specification

 

Range

Resolution

Accuracy

CO2

300~3000ppm

1ppm

5%+50

Temperature

-20.0~50.0°C

0.1°C

1°C

Humidity

0.0~99.9%RH

0.1%RH

3%RH

Correspond time: CO2:, (T90)<60s;

Temperature and humidity: 1/e(63%)change,

Slow flow rates<10s

Output

 

RS485

Relay

Analog

FAN LEVEL

Temperature

CO2

Temprerature

CO2

SRAT941-CO2

SRAT941-CO2 model can only choose one symbol at △ or □

 

SRAT840-CO2 Indoor Air Quality Monitor-Wall Embedded

SRAT840-CO2-TH Indoor Air Quality Monitor-Wall Embedded

With the development of society, people are more concerned about their own survival environment. Monitoring of indoor air quality has become an indispensable part of life.

Key Features

Used for monitoring indoor air quality, suitable for bedroom, office, conference rooms, theaters, public indoor places.
Measure indoor carbon dioxide concentration, temperature, humidity, with digital output RS485 communication (MODBUS)

Used in multi-monitor system in building automation, Custom threshold setting
Input power 24V AC/DC

Specification

 

Range

Resolution

Accuracy

SRAT840-CO2

SRAT840-CO2-TH

CO2

300~3000ppm

1ppm

5%+50

Temperature

-20.0~50.0°C

0.1°C

1°C

 

Humidity

0.0~99.9%RH

0.1%RH

3%RH

 

 ( If you need user manual or E-catalogue for above meters, please ask for at: xiushunjie@gmail.com )