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GSBT12 Dataheets PDF



Part Number GSBT12
Manufacturers Ogam
Logo Ogam
Description VOCs Sensor
Datasheet GSBT12 DatasheetGSBT12 Datasheet (PDF)

Ogam Technology Update : 2010.05.15 PRODUCT INFORMATION Sensor for Air quality control 1/6 VOCs Sensor - for the detection of Formaldehyde Toluene, Organic Solvent - Semi conductor type, ◑ General It is applied detection of VOCs gases (toluene, formaldehyde, benzene, ect.) ◑ Application : Ventilator, Air cleaner, Hood. ◑ Operation range - Working temperature : -10℃ ~ 50℃ - Working humidity : below saturation point - Storage temperature : -20℃ ~ 80℃ ◑ Products characteristics
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Ogam Technology Update : 2010.05.15 PRODUCT INFORMATION Sensor for Air quality control 1/6 VOCs Sensor - for the detection of Formaldehyde Toluene, Organic Solvent - Semi conductor type, ◑ General It is applied detection of VOCs gases (toluene, formaldehyde, benzene, ect.) ◑ Application : Ventilator, Air cleaner, Hood. ◑ Operation range - Working temperature : -10℃ ~ 50℃ - Working humidity : below saturation point - Storage temperature : -20℃ ~ 80℃ ◑ Products characteristics Product code Characteristics Output data Worm-up time, PH Package GSBT11 Wide detection of VOCs gases Application : Air cleaner, Hood GSBT12 Wide detection of VOCs gases Application : Air cleaner, Hood Analogue (1 ~ 5Volt) Basic circuit ↑ 5min 350㎽ 3min 420㎽ GSBT11 Standard, Op-amp amplifying Analogue (0.5 ~ 5Volt) - P1XX Relay output : fixed concentration Relay : Hi(4V), Low(0V) Module GSBT12 μ-processor control, Digital output Digital (RS232, ppm) - P3XX Relay output, Open collect Relay : Open collect 5min 380㎽ 1min 470㎽ 1. Sensitivity Characteristic Slope (β = Rs,gas / Rs,air) Sensitivity(Rs,gas/Rs,air) GSBT11 0.60 0.55 0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 1 VOC-SEN-02, 10.04.23 Formaldehyde Benzene Toluene 10 100 Concentration, ppm Sensitivity(Rs,gas/Rs,air) 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 1 Alcohol Methane Tobacco 10 100 Concentration, ppm 1000 2. Basic Measuring Circuit Stability Vcc Vcc : Circuit Voltage(5V) Rs : Sensor Resistance VH : Heater Voltage(5V) RL : Load Resistance (RL=VR+rL) GND ① ● VH ● ② ③ Sensor Rs ●○ VR rL ● ④ Vout ○ Output Voltage[ Volt ] 5 Long Term Stability 4 GSBT11 RL=2㏀ Rs=4㏀ 3 2 1 0 20 40 60 80 100 Time[days] Best solution of Measuring & Control system Long term stability & High reliability in sensing worldwide 500-460 광주시 북구 월출동 970-14 POST-BI A202호 Tel:(062)973-9342, Fax:(062)973-9344 Home Page : www.ogamtech.com Ogam Technology Update : 2010.05.15 PRODUCT INFORMATION Sensor for Air quality control 2/6 3. Specifications 2/4 3.1 Package (sensor) a. Characteristics Index GSBT11 Spec. & test condition GSBT12 Vc Sensor input Voltage :1~12Volt, Sensor Resistance : refer to Rank table Circuit Voltage 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 than350㎽ Power consumption : Less than420㎽ Inrush current : Less than 165mA Inrush current : Less than 185mA Sensitivity (β) Gas Con. β * TMA 0.1ppm 0.6 Acetaldehyde 1ppm 0.4 Alcohol 10ppm 0.17 Guarantee - 3years - Calibration interval 1years recommended Operating environment - Temp. : -20 ~ 50℃, Humidity : 5 ~ 90%RH, Non-condensing - Storage Æ Temp. : -10 ~70℃, Humidity : 0 ~90%RH Reaction time - Reaction Time(T90) : Less then 10sec (T90) - 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 RL Rs (Sensor resistance) Rank RL Rs (Sensor resistance) 30A 0.30㏀ 1.0~1.5㏀ 30D 1.00㏀ 3.5~5.0㏀ Rank Table(No.:GA-30) Rank RL Rs (Sensor resistance) 30G 3.90㏀ 12.5~20.4㏀ 30B 0.43㏀ 1.5~2.2㏀ 30E 1.50㏀ 5.0~7.8㏀ 30H 6.20㏀ 20.4~32.5㏀ 30C 0.68㏀ 2.2~3.5㏀ 30F 2.40㏀ 7.8~12.5㏀ 30I 10.0㏀ 32.5~52.5㏀ c. Sensor connection - Be connected to “Basic measuring circuit(‘2’)” after select Sensor resistance (Rs) and RL (reference ‘3.1-b’) d. Product code G S B T 1 ■ - 30■ (1) (2) - GSBT1 : Original code of VOCs sensor - 30 : Serial No. of Rank Grade (1) Sensor characteristics Æ 1:standard sensor 2:precision grade (2) Rank No. (Sensor resistance) in special air Best solution of Measuring & Control system Long term stability & High reliability in sensing worldwide 500-460 광주시 북구 월출동 970-14 POST-BI A202호 Tel:(062)973-9342, Fax:(062)973-9344 Home Page : www.ogamtech.com Vout, volt Ogam Technology Update : 2010.05.15 PRODUCT INFORMATION Sensor for Air quality control 3/6 f. Characteristics (Package) GSBT11 - Error : ±15% - No compensation of Humidity & temperature 2/4 Stand. Æ RL : 3.9㏀, Sensor resistance : 15.6㏀ Vout,air : 1.0volt (input voltage 5volt) 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0 Toluene Formaldehyde 50 100 150 200 250 300 350 400 Concentration, ppm Formaldehyde 100322 Con. Output Con. Output (ppm) (Volt) (ppm) (Volt) 0 1.00 70 2.72 5 1.90 80 2.79 10 2.06 90 2.84 15 2.17 100 2.89 20 2.26 120 2.99 25 2.33 140 3.07 30 2.39 160 3.15 35 2.45 180 3.22 40 2.49 200 3.29 45 2.54 250 3.44 50 2.58 300 3.58 60 2.66 350 3.70 Toluene 100322 Con. Output Con. Output (ppm) (Volt) (ppm) (Volt) 0 1.00 70 3.19 5 2.62 80 3.22 10 2.75 90 3.26 15 2.83 100 3.28 20 2.89 120 3.34 25 2.94 140 3.38 30 2.


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