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VOCs Sensor (GSBT11)

Model Number :
GSBT11
Place of Origin :
Korea

Related Keywords : gas sensor , VOC , VOCs , toluene , formaldehyde

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Contact Information

Ogam Technology Co., Ltd.: Membership Type : Free member; Registration Date : 2007-05-29; Country/Region : Korea; city : Gwangju; Contact : Tae-Gu Kim (Mr.)

Product Details

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Model Number : GSBT11
Place of Origin : Korea

Description

VOCs Sensor

for the detection of Formaldehyde Toluene, Organic Solvent
Semi conductor type

General
It is applied detection of VOCs gases (toluene, formaldehyde, benzene, etc.)

Application
Ventilator, Air cleaner, Hood

Operation range

Working temperature : -10°C ~ 50°C
Working humidity : below saturation point
Storage temperature : -20°C ~ 80°C

Products characteristics

Product code		Characteristics	Output data	Warm-up time, PH
Package	GSBT11	Wide detection of VOCs gases Application : Air cleaner, Hood	Analogue (1 ~ 5Volt) Basic circuit	5min 350mW
Package	GSBT12	Wide detection of VOCs gases Application : Air cleaner, Hood	↑	3min 420mW
Module	GSBT11 -P1XX	Standard, Op-amp amplifying Relay output : fixed concentration	Analogue (0.5 ~ 5Volt) Relay : Hi(4V), Low(0V)	5min 380mW
Module	GSBT12 -P3XX	μ-processor control, Digital output Relay output, Open collect	Digital (RS232, ppm) Relay : Open collect	1min 470mW

1. Sensitivity Characteristic Slope(β = Rs,gas / Rs,air)

2. Basic Measuring Circuit Stability

3. Specifications
3.1 Package(sensor)
a.Characteristics

Index		Spec. & test condition
		GSBT11			GSBT12
Circuit Voltage	Vc	Sensor input Voltage :1~12Volt, Sensor Resistance : refer to Rank table
	VH	Heater input voltage : 5volt±1% Heater Resistance : 31.0Ω±0.2Ω			Heater input voltage : 5volt±1% Heater Resistance : 27.0Ω±0.2Ω
	PH	Power consumption : Less than350mW Inrush current : Less than 165mA			Power consumption : Less than420mW Inrush current : Less than 185mA
Sensitivity (β)	Gas	*TMA	Acetaldehyde	Alcohol
	Con.	0.1ppm	1ppm	10ppm
	β	0.6	0.4	0.17
Guarantee		-3years -Calibration interval 1years recommended
Operating environment		- Temp. : -20 ~ 50°C, Humidity : 5 ~ 90%RH, Non-condensing - Storage → Temp. : -10 ~70°C, Humidity : 0 ~90%RH
Reaction time (T90)		- Reaction Time(T90) : Less then 10sec - Recovering Time(T90) : Less then 30sec
TMA :Trimethylamine, Sensitivity (β) = Rs,gas / Rs,air - Rs,gas : output resistance after gas inlet, - Rs,air : output resistance in special air *T90 : 90% of saturation point

b. Sensor Resistance (Only package) Rank Table(No.: GA-30)

Rrank	RL	Rs	Rank	RL	Rs	Rank	RL	Rs
30A	0.30kΩ	1.0~1.5kΩ	30D	1.00kΩ	3.5~5.0kΩ	30G	3.90kΩ	12.5~20.4kΩ
30B	0.43kΩ	1.5~2.2kΩ	30E	1.50kΩ	5.0~7.8kΩ	30H	6.20kΩ	20.4~32.5kΩ
30C	0.68kΩ	2.2~3.5kΩ	30F	2.40kΩ	7.8~12.5kΩ	30I	10.0kΩ	32.5~52.5kΩ

c. Sensor connection
-Be connected to "Basic measuring circuit('2')" after select Sensor resistance (Rs) and RL
(reference '3.1-b')

d. Product code

e. Characteristics (Package)

GSBT11

Error : ±15%
No compensation of Humidity & temperature

Stand. → RL : 3.9kΩ, Sensor resistance : 15.6kΩ
Vout,air : 1.0volt (input voltage 5volt)

Formaldehyde 100322				Toluene 100322
Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)
0 5 10 15 20 25 30 35 40 45 50 60	1.00 1.90 2.06 2.17 2.26 2.33 2.39 2.45 2.49 2.54 2.58 2.66	70 80 90 100 120 140 160 180 200 250 300 350	2.72 2.79 2.84 2.89 2.99 3.07 3.15 3.22 3.29 3.44 3.58 3.70	0 5 10 15 20 25 30 35 40 45 50 60	1.00 2.62 2.75 2.83 2.89 2.94 2.98 3.02 3.05 3.08 3.10 3.15	70 80 90 100 120 140 160 180 200 250 300 350	3.19 3.22 3.26 3.28 3.34 3.38 3.42 3.45 3.49 3.56 3.62 3.67

** Formulation of Formaldehyde
Log(ppm) = (-0.883) + 0.972 * (Vout)
Lpg(ppm) = (-3.665) + 3.009 * (Vout) + (.0.362) * (Vout)²
** Formulation of Toluene
Log(ppm) = (-3.672) + 1.717 * (Vout)
Log(ppm) = (-9.234) + 5.249 * (Vout) + (-0.557) * (Vout)²

3.2 Module
a. Characteristics

Index		Spec. & test condition
		GSBT11-P1XX	GSBT12-P3XX
Circuit Voltage	Vc	Module input Voltage : 5±0.1Volt	←
	PH	Power consumption : Less than 380mW Inrush current : Less than 195mA	Power consumption : Less than 450mW Inrush current : Less than 215mA
Characteristics of Output data		-Analogue output (refer to 3.1, f.) -Relay output (Special ppm)	-Digital output ppm(Open collect)
Guarantee		-3years over -Calibration interval 1years recommended
Operating environment		- Temp. : -10 ~ 50°C, Humidity : 5 ~ 90%RH, Non-condensing - Storage → Temp. : -20 ~70°C, Humidity : 0 ~90%RH
Reaction time (T90)		- Reaction Time(T90) : Less then 10sec - Recovering Time(T90) : Less then 180sec

b. Product code

C. Ralay Output : Max. Output range 1ppm : Hi(4.0~4.1 volt) output at 1ppm(Toluene)

d. Characteristics (Module)

Error : ±7%
No compensation of Humidity & temperature

Formaldehyde 100322				Toluene 100322
Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)	Con. (ppm)	Output (Volt)
0 1 2 3 4 5 6 7 8 9 10 15	0.64 2.10 2.38 2.57 2.71 2.82 2.92 3.01 3.09 3.16 3.22 3.49	20 25 30 35 40 45 50 55 60 65 70 75	3.69 3.87 4.02 4.15 4.27 4.38 4.48 4.57 4.66 4.74 4.85 4.90	0 1 2 3 4 5 6 7 8 9 10 15	0.60 3.27 3.47 3.60 3.69 3.77 3.83 3.88 3.93 3.98 4.01 4.17	20 25 30 35 40 45 50 55 60 65 70 75	4.29 4.38 4.46 4.53 4.59 4.65 4.70 4.75 4.79 4.83 4.86 4.90

** Formulation of Formaldehyde
Log(ppm) = (-1.095) + 0.627 * (Vout)
Log(ppm) = (-2.631) + 1.528 * (Vout) + (.0.125) * (Vout)²
** Formulation of Toluene
Log(ppm) = (-3.478) + 1.104 * (Vout)
Log(ppm) = (-7.071) + 2.852 * (Vout) + (.0.210) * (Vout)²

e. Product code

(1) Division Circuit → 1:standard circuit 2:Precision grade 3:Micro-processor
(2) Gas sensing range → 1:50ppm(Toluene), 2:200ppm
(3) Connector → 0:None 1:Straight 2:Angle 3:Opposite angle

f. Relay Output Max. Output range 1ppm : Hi(4.0~4.1volt) output at 1ppm(Toluene)

4. Structure and Dimensions

4.1 Package

4.2 Pack module

a. Data ourput

About Ogam Technology Co., Ltd.

Under the goal of developing a transducer that is highly sensitive just like the five senses of human beings (smell, sight, touch, taste and hearing), we're going all-out to develop ourselves into a professional parts and materials supplier, while actively meeting the ever-rising needs for high-quality sensors.

For the fostering and development of the parts and materials, especially sensors, that will become a backbone of the national economy, we'll keep striving to create a platform for the exchange of more useful and live information between companies and customers or between the industry, academy and research. Plus, we'll also spare no efforts to secure international competitiveness, as well as, to bolster the national growth via upgrading the domestic level of sensor technologies into those of advanced countries.

Selling Categories

- Other Security & Protection Products >> Security & Protection

keyword

gas sensor , VOC , VOCs , toluene , formaldehyde


Registration Date	2007/05/29 (Year/Month/Date)
Buyer / Seller in EC21	Seller
Business Type	Manufacturer
Year established	1999
Employees total	1 - 5
Annual revenue	USD 100,000 - 500,000

Contact Information

Order Credit Report


Company	Ogam Technology Co., Ltd.
Address	#A202, Post-BI, 970-14, Wolchul-dong, Buk-gu, Gwangju 500-460 Korea
Phone	82 - 62 - 9739342
Fax	82 - 62 - 9739344
Homepage	www.ogamtech.com
Contact	Tae-Gu Kim / Assistant Manager

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VOCs Sensor (GSBT11)

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