The Vaisala Indigo300 is a rugged industrial transmitter for one Vaisala Indigo-compatible smart probe, providing local measurement display and up to three configurable analog outputs.
Its corrosion-resistant IP66 metal enclosure, flexible probe mounting and interchangeable probe design make Indigo300 suitable for humidity, temperature, dew point, CO2, moisture in oil and other demanding industrial measurements.
The Vaisala Indigo300 Transmitter is a compact and rugged host device for one Vaisala Indigo-compatible smart measurement probe.
Indigo300 displays measurement values locally and transmits selected parameters to industrial automation, building-management and control systems through up to three configurable analog outputs.
The modular design supports interchangeable probes for relative humidity, temperature, dew point, carbon dioxide, vaporized hydrogen peroxide and moisture in oil. Users can change the connected probe without replacing the complete transmitter.
| Feature | Specification |
|---|---|
| Connected probes | One Vaisala Indigo-compatible smart probe |
| Display | Numerical and graphical colour display; non-display version also available |
| Displayed parameters | Up to three measurement parameters |
| User interface | Colour display with push-button navigation |
| Analog outputs | Up to three configurable current or voltage outputs |
| Probe connection | Compatible M12 probe cable or selected fixed-cable configuration |
| Probe cable extension | Probe placement up to approximately 30 metres from the transmitter, depending on configuration |
| Service connection | Service port for configuration, diagnostics and calibration equipment |
| Ingress protection | IP66 |
| Housing construction | Corrosion-resistant aluminium enclosure |
| Mounting options | Wall, DIN rail and conversion-plate mounting options |
| Electrical Specification | Available Configuration |
|---|---|
| DC power input | 15–30 VDC |
| AC power input | 24 VAC ±10%, 50/60 Hz |
| HMP7 minimum supply | Minimum 18 VDC when used with the Vaisala HMP7 probe |
| Number of analog outputs | Three |
| Current output types | 4–20 mA or 0–20 mA, scalable |
| Voltage output types | 0–1 V, 0–5 V, 0–10 V or 1–5 V, scalable |
| Maximum current-output load | 500 Ω |
| Minimum voltage-output load | 10 kΩ |
| Analog-output accuracy | ±0.1% of full scale at 20 °C |
| Output isolation | Analog outputs are not galvanically isolated |
| Environmental Specification | Operating Limit |
|---|---|
| Operating temperature with display | −20 to +60 °C |
| Operating temperature without display | −40 to +60 °C |
| Storage temperature with display | −30 to +70 °C |
| Storage temperature without display | −40 to +70 °C |
| Operating humidity | 0–100% RH |
| Maximum operating altitude | 5,000 metres |
| Ingress protection | IP66 |
| EMC environment | Industrial environment |
| Mechanical Feature | Specification |
|---|---|
| Dimensions | 161 × 134 × 43.5 mm |
| Weight | Approximately 1,200 g |
| Housing material | EN AW-6082 aluminium |
| Maximum terminal wire size | 1.5 mm² / 16 AWG |
| Large cable entry | M20 × 1.5 cable gland or 1/2-inch NPT conduit fitting |
| Small cable entry | M16 × 1.5 cable gland or 1/2-inch NPT conduit fitting |
| M20 cable diameter | 7–13 mm |
| M16 cable diameter | 2–6 mm |
| Probe | Recommended Application |
|---|---|
| Vaisala HMP1 | Indoor ambient humidity and temperature measurement |
| Vaisala HMP3 | General industrial humidity and temperature measurement |
| Vaisala HMP4 | High-pressure and vacuum applications |
| Vaisala HMP5 | High-temperature applications such as ovens, dryers and kilns |
| Vaisala HMP7 | High-humidity and rapidly changing humidity conditions |
| Vaisala HMP8 | Pressurized pipelines, compressed air and refrigerant dryers |
| Vaisala HMP9 | Compact installations, dryers, test chambers and rapidly changing conditions |
| Probe | Measured Parameter | Recommended Application |
|---|---|---|
| Vaisala TMP1 | Temperature | Demanding industrial temperature measurements |
| Vaisala DMP1 | Dew point and temperature | Battery-manufacturing dry rooms and semiconductor cleanrooms |
| Vaisala DMP5 | Dew point and temperature | High-temperature industrial drying processes |
| Vaisala DMP6 | Dew point and temperature | Very-high-temperature drying applications |
| Vaisala DMP7 | Dew point and temperature | Low-humidity measurement in confined spaces |
| Vaisala DMP8 | Dew point and temperature | Pressurized pipelines and compressed-air systems |
| Probe | Measured Parameter | Recommended Application |
|---|---|---|
| Vaisala GMP251 | Percentage-level carbon dioxide | Incubators and demanding high-concentration CO2 applications |
| Vaisala GMP252 | PPM-level carbon dioxide | Refrigeration, agriculture, greenhouses and demanding HVAC |
| Vaisala HPP271 | Vaporized hydrogen peroxide | Bio-decontamination processes |
| Vaisala HPP272 | Vaporized hydrogen peroxide, humidity and temperature | Bio-decontamination and sterilization processes |
| Vaisala MMP8 | Moisture in oil and temperature | Transformer oil, lubricating oil and hydraulic-fluid monitoring |
| Requirement | Recommended Transmitter |
|---|---|
| Rugged metal enclosure with one probe | Vaisala Indigo300 |
| Up to three analog outputs | Vaisala Indigo300 |
| Compact plastic transmitter | Vaisala Indigo200 Series |
| One probe with Ethernet and advanced connectivity | Vaisala Indigo510 |
| Two probes and advanced connectivity | Vaisala Indigo520 |
| Portable calibration and diagnostics | Vaisala Indigo80 |
Seacom Process Instruments supplies the Vaisala Indigo300 Transmitter in Malaysia together with compatible Vaisala smart probes for humidity, temperature, dew point, carbon dioxide, vaporized hydrogen peroxide and moisture-in-oil measurement.
Seacom can assist with probe selection, transmitter configuration, analog-output scaling, installation accessories, replacement probes and calibration requirements.
Contact Seacom with your measured parameter, process conditions, probe model, display requirement, power supply and required analog outputs so that the correct Indigo300 configuration can be prepared.
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Vaisala HPP270 series is designed for demanding hydrogen peroxide bio-decontamination where repeatable, stable, and accurate measurement is essential.
The Vaisala HPP270 probe is suitable for a variety of applications such as isolator, material transfer hatch and room biodecontamination.
Humidity and Temperature Probe HMP3
for general purpose humidity and temperature applications with exchangeable sensor
Vaisala HUMICAP® Humidity and Temperature Probe HMP3 is a general-purpose probe designed for processes with moderate humidity and temperature levels. The probe structure allows the sensor to be replaced in the field without tools, making it suitable for applications such as industrial HVAC systems, paint booths, cleanrooms, environmental chambers, and applications where periodic recalibration is not sufficient for maintenance.
HMP3 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and field calibration.
Vaisala HUMICAP® Humidity and Temperature Probe HMP7 is designed for applications which involve constant high humidity or rapid changes in humidity such as drying and test chambers, combustion air and other humidifiers and meteorological measurements where measurement performance and chemical tolerance are essential. The HMP7 is part of the Indigo product family and compatible with Indigo500 and Indigo200 series transmitters and free Insight PC Software.
Vaisala HUMICAP® Humidity and Temperature Probe HMP8 is designed for pressurized applications in compressed air systems, refrigerant dryers, and other pressurized industrial applications where easy insertion and removal of the probe and adjustable installation depth into the pipeline are needed.
The HMP8 is part of the Indigo product family and compatible with Indigo500 and Indigo200 series transmitters and free Insight PC Software.
The Vaisala HUMICAP® Humidity and Temperature Probe HMP9 is designed for easy installation in rapidly changing environments where a fast response time, measurement performance, and chemical tolerance are essential. The compact size enables installation even in tight spaces, with the probe head only 5 mm (0.2 in) in diameter.
The HMP9 complements the Indigo product family and is ideal for applications such as inlet monitoring in dryers, air handling units, data centers, test chambers, and other humidity measurement applications with temperatures under 120 °C (248 °F) that don’t involve high pressure. The HMP9 is compatible with Indigo500 and Indigo200 series transmitters and Insight PC Software.
for continuous online measurement
Vaisala HUMICAP® Moisture in Oil Probe MMP8 enables fast and reliable measurement of moisture in oil. It uses the proven Vaisala HUMICAP® sensor that was developed for demanding moisture measurements in transformer and lubrication oils, hydraulic fluids, and other liquids.
MMP8 measures dissolved moisture in oil in terms of water activity (aw), relative saturation (%RS), and temperature (T). It also calculates ppm concentration for specific oils.
>MMP8 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with the Vaisala Insight PC software for data visualization, easy probe configuration and self-calibration.
Vaisala DRYCAP® Dew Point and Temperature Probe DMP5 is designed for in-line humidity measurement in industrial drying applications with high temperatures and a wide dew point range. The long and robust steel probe and optional installation flange allow easy installation with adjustable depth to reach through insulation, for example in ovens.
Vaisala DMP5 incorporates the Vaisala DRYCAP® sensor, which is accurate, reliable, and stable. The sensor is condensation-resistant and immune to particulate contamination, oil vapor, and most chemicals. Sensor warming minimizes the risk of condensation accumulating on the sensor. If the DRYCAP® sensor does get wet, it dries rapidly and recovers its swift response time. In low-humidity conditions the sensor will auto-calibrate to ensure accurate measurement.
Vaisala DMP5 is part of the Indigo family and is compatible with the Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and self-calibration.
Vaisala DRYCAP® Dew Point and Temperature Probe DMP6 is designed for in-line humidity measurement in industrial drying applications with very high temperatures and a wide dew point range. A high temperature tolerance is achieved using a passive cooling set that conducts heat away from the probe and reduces the temperature to within the optimal range for the sensor.
Vaisala DMP6 incorporates the Vaisala DRYCAP® sensor, which is accurate, reliable, and stable. The sensor is condensation-resistant and immune to particulate contamination, oil vapor, and most chemicals. Sensor warming minimizes the risk of condensation accumulating on the sensor. If the DRYCAP® sensor does get wet, it dries rapidly and recovers its swift response time. In low-humidity conditions the sensor will auto-calibrate to ensure accurate measurement.
Vaisala DMP6 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with the Vaisala Insight PC software for data visualization, easy probe configuration, and self-calibration.
Vaisala DRYCAP® Dew Point and Temperature Probe DMP8 is designed for industrial low-humidity applications with pressure up to 40 bars. Typical applications include industrial drying, compressed air systems, and applications in the semiconductor industry.
Vaisala DMP8 can be installed in a 1/2" NPT or ISO thread with adjustable insertion depth. An optional ball-valve installation kit allows the probe to be inserted or detached from a pressurized line.
Vaisala DMP8 is part of theIndigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with the Vaisala Insight PC software for data visualization, easy probe configuration, and self-calibration.
for %-level measurements in life science incubators, cold storage facilities and all demanding applications
The Vaisala CARBOCAP® Carbon Dioxide Probe GMP251 is an intelligent, stand-alone, %-level probe for measuring CO2 in life science incubators, cold storage facilities, fruit and vegetable transportation, and in all demanding applications where stable and accurate percentage-level CO2 measurements are needed. The operating temperature range is -40 … +60 °C and the measurement range is 0 … 20%CO2.
The GMP251 is based on Vaisala’s unique,second-generation CARBOCAP® technology that enables exceptional stability. A new type of infrared (IR) light source is used instead of the traditional incandescent light bulb, which extends the lifetime of the GMP251. It has full temperature and pressure compensations of CO2 measurement – integrated temperature measurement for compensation purposes. The sensor head is heated to prevent condensation. Digital output over RS-485: Modbus & Vaisala Industrial Protocol. A calibration certificate is always included with the product
The GMP251 probe is part of the Indigo product family and can also be connected to the Indigo500 and Indigo200 series transmitters to extend its features, for example, for a display or relays.
The GMP251 can also be used with with the free Insight PC Software.
For spot-checking, the ideal choice is the Handheld CO2 Meter GM70.
The GMP251 replaces the following discontinued products: GMM221 and GMT221
for ppm-level measurements in agriculture, refrigeration, demanding HVAC, and for plant growth manufacturers
The Vaisala CARBOCAP® Carbon Dioxide Probe GMP252 is an intelligent, stand-alone, ppm-level probe. It's intended for measuring CO2 in agriculture, refrigeration, greenhouses, demanding HVAC applications, and for plant growth chamber manufacturers. It is suitable for harsh and humid CO2 measurement environments where stable and accurate ppm-level CO2 measurements are needed. The operating temperature range is -40 … +60 °C and the measurement range is 0 … 10 000 ppm CO2, and even up to 30 000 ppm CO2 with a slightly reduced accuracy.
The GMP252 can also be placed inside the Vaisala Radiation Shield DTR250 for measuring dynamically outdoor CO2 levels.
The GMP252 probe is part of the Indigo product family and can also be connected to the Indigo500 and Indigo200 series transmitters to extend its features, for example, for a display or relays.
The GMP252 can also be used with with the free Insight PC Software.
For spot-checking, the ideal choice is the Handheld CO2 Meter GM70.|
The GMP252 replaces the following discontinued products: GMM222 and GMT222
Humidity and Temperature Probe HMP4
for high pressure humidity and temperature applications with exchangeable sensor
Vaisala HUMICAP® Humidity and Temperature Probe HMP4 is designed for high-pressure applications such as compressed air systems in maritime, breathing air, and industrial applications, where measurement performance and chemical tolerance are essential.
HMP4 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and field calibration.
Humidity and Temperature Probe HMP1
for wall mounting humidity and temperature applications with exchangeable sensor
Vaisala HUMICAP® Humidity and Temperature Probe HMP1 is designed for measuring ambient measurement in indoor spaces. HMP1 can be directly connected to Indigo200 series transmitters to form a single wall-mounted unit. Its probe head and body are integrated to a single unit and it uses the miniature 5 mm (0.2 in) diameter HUMICAP® sensor and head for great stability and fast response time.
HMP1 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and field calibration.
Humidity and Temperature Probe HMP5
for high temperature humidity and temperature applications with exchangeable sensor
Vaisala HUMICAP® Humidity and Temperature Probe HMP5 is designed for high temperature applications such as baking ovens, pasta dryers, ceramics and industrial drying kilns where measurement performance and chemical tolerance are essential
HMP1 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and field calibration.
Vaisala DRYCAP® Dew Point and Temperature Probe DMP7 is made for tight spaces and low-humidity applications. Its short probe length makes it suitable for installations that have limited space such as semiconductor manufacturing equipment. Other typical applications include industrial drying systems, compressed air systems, and dry rooms.
Vaisala DMP7 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with the Vaisala Insight PC software for data visualization, easy probe configuration, and self-calibration.
The Vaisala Indigo80 is a robust handheld indicator and data logger for industrial spot checks, process diagnostics, field calibration and measurement data analysis.
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Vaisala INTERCAP® Humidity and Temperature Transmitter Series HMD80 HMW80 HMS80 measure relative humidity and temperature in various building automation applications. Transmitters combine easy installation and reliable operation with a low requirement for maintenance.
The versatile Vaisala HMDW80 series includes transmitters for wall and duct mounting, IP65-classified transmitters for humid areas, and transmitters with a radiation shield for outdoor use. It also includes temperature-only transmitters and transmitters with an optional display.
Calculated humidity parameters –dew point temperature, wet bulb temperature, and enthalpy are also available.
Sekonic ST-50 (ST-50A) is microprocessor based thermohygrograph. Apart from measuring and recording temperature and relative humidity, it also has large LCD display and alarm output. Remote application is applicable with its electronic remote sensor.
The Vaisala HMP110 is a high-accuracy humidity and temperature probe designed for demanding equipment integration, environmental chambers, data loggers, incubators and controlled-environment applications.
It provides ±1.5% RH accuracy, a 0–100% RH range, −40 °C to +80 °C temperature measurement, a chemically resistant HUMICAP 180R sensor and analog or Modbus RTU output options.
Vaisala Combined Pressure, Humidity and Temperature Transmitter PTU300
The intrinsically safe Vaisala HMT370EX is the ideal solution for use in hazardous areas up to zone 0 and 20. In addition to measuring relative humidity and temperature, the transmitter outputs also other humidity parameters: dew point temperature, wet-bulb temperature, absolute humidity, mixing ratio, water concentration, water mass fraction, water vapor pressure, and enthalpy. Special models for moisture in oil and jet fuel measurements are available.
Typical applications include fuel storage tanks, manufacturing of chemicals, pharmaceuticals and food, biogas production' paint booths and any other industry or process where intrinsically safe humidity or moisture in oil measurement is required.
This next-generation HMT370EX transmitter replaces the long-running HMT360 transmitter series.
The HMT370EX offers several probe options for different applications:
Models for measuring moisture in oil and jet fuel:
Humidity and Temperature Probe HMP3
for general purpose humidity and temperature applications with exchangeable sensor
Vaisala HUMICAP® Humidity and Temperature Probe HMP3 is a general-purpose probe designed for processes with moderate humidity and temperature levels. The probe structure allows the sensor to be replaced in the field without tools, making it suitable for applications such as industrial HVAC systems, paint booths, cleanrooms, environmental chambers, and applications where periodic recalibration is not sufficient for maintenance.
HMP3 is part of the Indigo family and is compatible with Indigo500 and Indigo200 series transmitters. It can be used with Vaisala Insight PC software for data visualization, easy probe configuration, and field calibration.
Sato Thermohygrograph Mini-Alpha 7006-00 is a compact and lightweight (approx. 800g) thermohygrograph.
This instrument can be used as a desktop or a wall-mount use.
The current loop-powered, two-wire transmitter is called the Vaisala HMT120 and the three-wire transmitter - with voltage and serial line outputs as well as a relay - is called the Vaisala HMT130. The new transmitters utilize the fully interchangeable HMP110 probe.
The transmitters replace with enhanced features the currently very successful HMT100 transmitters. The HMT120 and HMT130 transmitters are especially designed for cleanroom continuous monitoring systems and are very easy to clean. The housing is also durable for continuous exposure of cleanroom cleaning agents and the interchangeable measurement probe is equipped with the latest humidity sensor technology, the HUMICAP180R.
The Vaisala HMD60 Series duct-mounted humidity and temperature transmitters provide accurate and stable measurement for demanding HVAC applications.
Available models include the HMD62, TMD62 and HMD65, with 4–20 mA, 0–10 V, Modbus RTU and BACnet MS/TP output options.
The Vaisala XMW85 Series provides reliable indoor CO2, humidity and temperature measurement for demand-controlled ventilation, smart buildings and indoor air-quality monitoring.
All models support Modbus RTU over RS-485, with two-in-one and three-in-one measurement configurations and optional metric or non-metric displays.
Vaisala HUMICAP® Humidity and Temperature Probe HMP8 is designed for pressurized applications in compressed air systems, refrigerant dryers, and other pressurized industrial applications where easy insertion and removal of the probe and adjustable installation depth into the pipeline are needed.
The HMP8 is part of the Indigo product family and compatible with Indigo500 and Indigo200 series transmitters and free Insight PC Software.
Sato Thermohygrograph Mini-Cube 7008-10 is a compact thermohygrograph to fit everywhere at your convenience, with temperature range of −15 to 40°C and humidity range of 5 to 100%rh: 55 sheets of 7-day chart paper are attached.
This instrument can be used as a desktop or a wall-mount use.
The Vaisala Indigo300 is a rugged industrial transmitter for one Vaisala Indigo-compatible smart probe, providing local measurement display and up to three configurable analog outputs.
Its corrosion-resistant IP66 metal enclosure, flexible probe mounting and interchangeable probe design make Indigo300 suitable for humidity, temperature, dew point, CO2, moisture in oil and other demanding industrial measurements.
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Indigo300 Transmitter Catalogue
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