Overview
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The Vaisala CARBOCAP® Carbon Dioxide Transmitter Series GMT220 is designed to measure carbon dioxide in harsh and humid environments. The housing is dust- and waterproof to IP65 standards.
- Incorporates Vaisala CARBOCAP® Sensor - the silicon-based NDIR sensor
- IP65 (NEMA 4) protected against dust and spray water
- Choice of several measurement ranges
- Interchangeable probes – easy maintenance
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Technical Specifications
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Performance |
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Measurement ranges
GMT221
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0 ... 2 %
0 ... 3 %
0 ... 5 %
0 ... 10 %
0 ... 20 %
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GMT222
for low concentrations |
0 ... 2000 ppm
0 ... 3000 ppm
0 ... 5000 ppm
0 ... 7000 ppm
0 ... 10 000 ppm
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Accuracy (incl. repeatability, non-linearity and calibration uncertainty) at +25 °C (+77 °F) and 1013hPa |
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GMT221 |
± (1.5% of range + 2 % of reading)
(applies for concentrations above 2% of full scale) |
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GMT222 |
± (1.5% of range + 2 % of reading) |
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Sensor |
Vaisala CARBOCAP® |
Operating environment |
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Temperature |
-20 ... +60 °C (-4 ... +140 °F) |
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display |
0 ... +50 °C (+32 ... +122 °F) |
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Relative humidity |
0 ... 100 %RH non-condensing |
Inputs and outputs |
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Outputs |
0 ... 20 or 4 ... 20 mA and 0 ... 10V
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Operating voltage |
16 ... 35 VDC or 24 VAC (±20%) |
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Power consumption |
<4 W |
Mechanics |
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Probe cable length |
2 m and 10 m (optional) |
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Weight |
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GMT221 |
max. 280 g |
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GMT222 |
max. 300 g |
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Material |
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transmitter body |
ABS plastic |
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probe |
PC plastic |
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Housing classification |
IP65 (NEMA 4) |
Options and accessories |
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GMP221, GMP222
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spare probe (use the order form to define measurement range etc.) |
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25245GM |
clips (2 pcs) for attaching the probe |
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GM45156 |
mounting flange for the probe |
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25665GMSP |
2.0 m probe cable |
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210848GMSP |
10.0 m probe cable |
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GMK220 |
calibration kit for interchangeable probes |
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19040GM |
serial COM adapter for maintenance purposes
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26150GM |
chamber for pump aspirated sampling systems |
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GM70 |
hand-held CO2meter for field verification and calibration |
For complete specifications, please see the brochure or user guide in "Documents".
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Related Services
- Service Center Calibration
Regular calibration ensures that your Vaisala equipment continues to provide accurate, high-quality data. We offer traceable, standards-compliant calibration services for almost all Vaisala products and partner with world-class couriers for rapid, trouble-free return of your equipment.- Repair Services
Vaisala repair services include fault tracing and repair or replacement of failed components, as well as final testing to ensure your equipment is functioning properly. Repairs can be carried out on site or at one of our service centers.- Spare Parts
Get rapid access to the spare parts you need to maximize the uptime of your equipment and ensure reliable and accurate operation. In addition to standard spare part delivery, we also offer an express service where parts are shipped within one business day.- Warranty
All Vaisala products and services are covered by a 12-month warranty as standard, with selected products covered for up to 24 months. During this period you benefit from free repair or replacement of faulty equipment. With Vaisala’s extended warranty, you get free repair or replacement for five years.
Documents
- CO2 -Messung in Inkubatoren – Fragen und Antworten (pdf, 588KB)
- CO2 Measurement in Incubators - Questions and Answers (pdf, 347KB)
- Medición de CO2 en incubadoras - Preguntas y respuestas (pdf, 363KB)
- La mesure du CO2 dans les incubateurs - Questions et réponses (pdf, 452KB)
- インキュベータ内のCO2測定について - よくある質問と回答 (pdf, 1027KB)
- Medição de CO2 em incubadoras - Perguntas e respostas (pdf, 390KB)
- 培养箱内的二氧化碳测量 - 常见问题解答 (pdf, 635KB)
- Know the Risks - Work Safely with CO2 (pdf, 248KB)
- GMT221 in Refrigeration Applications (pdf, 66KB)
- How to Measure CO2? (pdf, 618KB)
- Wie misst man Kohlendioxid? (pdf, 627KB)
- Como medir o dióxido de carbono (pdf, 614KB)
- Hoe koolstofdioxide te meten (pdf, 677KB)
- Comment mesurer le dioxyde de carbone ? (pdf, 672KB)
- Hiilidioksidin mittaaminen (pdf, 669KB)
- Cómo medir el dióxido de carbono (pdf, 687KB)
- GMT220 Ficha técnica en español (pdf, 218KB)
- GMT220 Fiche technique en français (pdf, 198KB)
- GMT220 Ficha técnica em português (pdf, 238KB)
- GMT220 产品技术指标 (pdf, 290KB)
- GMT220 Datenblatt auf deutsch (pdf, 288KB)
- GMT220製品カタログ (pdf, 220KB)
- GMT220 Datasheet in English (pdf, 246KB)
- GMP221 and GMP222 Spare Probes Order Form (pdf, 41KB)
- GMT220 Order Form Global (pdf, 37KB)
- GMT220 Order Form USA (pdf, 17KB)
- GMP220オーダーフォーム (pdf, 67KB)
- GMT220オーダーフォーム (pdf, 87KB)
- 19040GM Serial COM Adapter Quick Reference Guide in English (pdf, 216KB)
- 26150GM Field Check Adapter Quick Reference Guide in English (pdf, 546KB)
- 211921GM In-soil Adapter for GMP220 Series Probes (pdf, 495KB)
- Vaisala CARBOCAP for Measuring Carbon Dioxide (pdf, 345KB)
- ヴァイサラCARBOCAP® CO2センサ (pdf, 1124KB)
- Vaisala CARBOCAP® -anturi hiilidioksidin mittaamiseen (pdf, 309KB)
- Le capteur de dioxyde de carbone Vaisala CARBOCAP® (pdf, 324KB)
- 用于测量二氧化碳的维萨拉CARBOCAP®传感器 (pdf, 381KB)
- Sensor para Medição de Dióxido de Carbono Vaisala CARBOCAP® (pdf, 344KB)
- Vaisala CARBOCAP™ Sensor zur Kohlendioxidmessung (pdf, 326KB)
- Vaisala CARBOCAP® Sensor voor het meten van kooldioxide (pdf, 327KB)
- Sensor CARBOCAP® de Vaisala para medir dióxido de carbono (pdf, 361KB)
- GMT220 取扱説明書 (pdf, 2168KB)
- GMT220 User Guide in English (pdf, 723KB)
- Production Plant CO2 Monitoring for Health and Safety in China (pdf, 116KB)
- Safer Wine Production in California (pdf, 264KB)
- Keep It Cool (pdf, 216KB)
- Technological Breakthroughs Necessary to Secure Food Supplies for Growing World Population (pdf, 528KB)
- GMT220 Series Industrial Carbon Dioxide Transmitter (pdf, 68KB)
- GMT220 Wiring Diagram in English (pdf, 148KB)
- GMT221 外形図 (pdf, 302KB)
- GMT222 外形図 (pdf, 358KB)
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