PRODUCT

wireless sensor network

A complete network solution by leveraging our expertise in wireless communication, sensors, electronics design and firmware development.

Master nodes

Power supply: 5VDC

Communication: 920MHz RF, 802.11b/g/n 2.4GHz WiFi, RJ45 Ethernet, 3G

Data logging: YES

Power consumption: 210 .. 500mA

Dimensions: 100mm x 200mm x75mm

IP Grade: 50

Repeater nodes

Power supply: 12VDC solar powered

Communication: 920MHz RF, RS485

Data logging: NO

Power consumption: 14..40mA

Demensions: 125mm x 125mm x 75mm

IP Grade: 66

Sensor Nodes

Power supply: 12VDC solar powered

Communication: 920MHz RF, RS485, RS232, I2C, 4-20mA Analog

Data logging: YES

Power consumption: 14..48mA*

Demensions: 255mm x 180mm x 100mm

IP Grade: 66

* No sensors attached

Controller Nodes

Power supply: 220VAC

Communication: 920MHz RF, RS485

Data logging: NO

Controller devices’ power: 1.5 .. 10HP

Demensions: 400mm x 500mm x 180mm

IP Grade: 50

RECOMMENDED SENSORS

 

No.

Series

Parameters

Range

Resolution or Accuracy

Vendors

DOS20

1

DOS20

Parameters

Temperature

Range

0 .. 100°C

Resolution or Accuracy

0 .. 0.01°C

Vendors

Sakura Eco Tech

2

DOS20

Parameters

Dissolved Oxygen

Range

0 .. 20 mg/L

Resolution or Accuracy

±0.1mg/L, 0 to 8mg/L
±0.2mg/L, 8 to 20mg/L
±10% of reading, 20 to 50mg/L

Vendors

Sakura Eco Tech

3

DOS20

Parameters

Turbidity

Range

0 .. 100 FTU

Resolution or Accuracy

0.1 FTU

Vendors

Sakura Eco Tech

TC500

4

TC500

Parameters

Turbidity

Range

0 .. 500 FTU

Resolution or Accuracy

1 FTU

Vendors

Sakura Eco Tech

TC3000

5

TC3000

Parameters

Turbidity

Range

0 .. 3000 FTU

Resolution or Accuracy

5 FTU

Vendors

Sakura Eco Tech

TCS1000

6

TCS1000

Parameters

Suspended Solid

Range

0 .. 1000 mg/L

Resolution or Accuracy

0.1 mg/L (0 to 49.9 mg/L)
1 mg/L (50 to 1000 mg/L)

Vendors

Sakura Eco Tech

ENV-50-EC-1

7

ENV-50-EC-1

Parameters

Temperature

Range

0 .. 80°C

Resolution or Accuracy

0.01°C

Vendors

Atlas Scientific

8

ENV-50-EC-1

Parameters

Conductivity

Range

5 µS/cm .. 200,000 µS/cm

Resolution or Accuracy

0.01 of range [0.07-99.99] µS/cm
0.1 of range [100.1-999.9] µS/cm
1 of range [1,000-9,999] µS/cm
10 of range [10,000-99,990] µS/cm
100 of range [100,000-999,900] µS/cm

Vendors

Atlas Scientific

9

ENV-50-EC-1

Parameters

Salinity

Range

0 .. 150 ppt

Resolution or Accuracy

0.1 ppt

Vendors

Atlas Scientific

EZO-DO

10

EZO-DO

Parameters

Dissolved Oxygen

Range

0 .. 35 mg/L

Resolution or Accuracy

0.01 mg/L

Vendors

Atlas Scientific

ENV-50-pH

11

ENV-50-pH

Parameters

Temperature

Range

0 .. 80°C

Resolution or Accuracy

0.01°C

Vendors

Atlas Scientific

12

ENV-50-pH

Parameters

pH

Range

0 .. 14

Resolution or Accuracy

0.05

Vendors

Atlas Scientific

SEN-201T

13

SEN-201T

Parameters

Temperature

Range

0 .. 100°C

Resolution or Accuracy

0.01°C

Vendors

Atlas Scientific

S8000CD

14

S8000CD

Parameters

pH

Range

0 .. 12.3

Resolution or Accuracy

0.05

Vendors

Sensorex

DO6400

15

DO6400

Parameters

Dissolved Oxygen

Range

0 .. 200%

Resolution or Accuracy

-

Vendors

Sensorex

YSI-BGA-PE

16

YSI-BGA-PE

Parameters

Blue, Green Algae

Range

0 .. 200,000 cells/mL

Resolution or Accuracy

1 cell/mL

Vendors

YSI

CTD48

17

CTD48

Parameters

Dissolved H­2S

Range

0.01 .. 3 mg/L
0.05 .. 10 mg/L
0.5 .. 50 mg/L

Resolution or Accuracy

Less than 0.1% of reading result

Vendors

AquaMS

OTT-PE

18

OTT-PE

Parameters

Blue, Green Algae

Range

150 .. 2,000,000 cells/mL

Resolution or Accuracy

Low sensitivity

Vendors

HACH

19

OTT-PE

Parameters

Blue, Green Algae

Range

150 .. 200,000 cells/mL

Resolution or Accuracy

Med. sensitivity

Vendors

HACH

20

OTT-PE

Parameters

Blue, Green Algae

Range

150 .. 200,000 cells/mL

Resolution or Accuracy

High sensitivity

Vendors

HACH

SHT21

21

SHT21

Parameters

Air Temperature

Range

-40 .. 125°C

Resolution or Accuracy

0.01°C

Vendors

Sensirion

22

SHT21

Parameters

RHumidity

Range

0 .. 100%

Resolution or Accuracy

0.04%

Vendors

Sensirion

Sensu1500

23

Sensu1500

Parameters

Air Temperature

Range

0 .. 60°C

Resolution or Accuracy

0.5°C

Vendors

Nexty

24

Sensu1500

Parameters

RHumidity

Range

0 .. 100%

Resolution or Accuracy

1%

Vendors

Nexty

25

Sensu1500

Parameters

Wind Speed

Range

0 .. 70 m/s

Resolution or Accuracy

0.1m/s

Vendors

Nexty

26

Sensu1500

Parameters

Wind Direction

Range

0 .. 359°

Resolution or Accuracy

Vendors

Nexty

27

Sensu1500

Parameters

Rainfall

Range

-

Resolution or Accuracy

0.3mm

Vendors

Nexty

Note: * : Fresh water only** : Brackish water