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PTH450
Robust, high precision USB temperature, humidity and air pressure sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 125 | ±0.1 |
Relative humidity (%RH): | 0 to 100 | ±1.5 |
Atmospheric pressure (kPa) | ||
At 25 °C: |
70 to 110 | ±0.15 |
From 10 to 40°C: |
70 to 110 | ±0.18 |
From 0 to 40°C: |
45 to 110 | ±0.20 |
Dew point: | Calculated in real-time |
- Internal filter efficiency: >99.99% of particles as small as 200 nm
- Compact aluminum external protection
- RoHS3 and CE compliant
- 3 years warranty
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PTH420
Precision USB temperature, relative humidity and atmospheric pressure sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.1 |
Relative humidity (%RH): | 0 to 100 | ±1.5 |
Atmospheric pressure (kPa) | ||
At 25 °C: |
70 to 110 | ±0.15 |
From 10 to 40°C: |
70 to 110 | ±0.18 |
From 0 to 40°C: |
45 to 110 | ±0.20 |
Dew point: | Calculated in real-time |
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty
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PTH200
All-in-one USB temperature sensor, with relative humidity and atmospheric pressure sensors
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
Atmospheric pressure (kPa) | ||
At 25°C: |
70 to 110 | ±0.15 |
From 10 to 40°C: |
70 to 110 | ±0.18 |
From 0 to 40°C: |
45 to 110 | ±0.20 |
Dew point: | Calculated in real-time |
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty

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TRH450
Robust, high-precision USB temperature sensor with relative humidity
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 125 | ±0.1 |
Relative humidity (%RH): | 0 to 100 | ±1.5 |
Dew point: | Calculated in real-time |
- Internal filter efficiency: >99.99% of particles as small as 200 nm
- Compact aluminum external protection
- RoHS3 and CE compliant
- 3 years warranty

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TRH420
Precision USB temperature and relative humidity sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.1 |
Relative humidity (%RH): | 0 to 100 | ±1.5 |
Dew point: | Calculated in real-time |
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty

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TRH320
USB temperature and relative humidity sensor
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
Dew point: | Calculated in real-time |
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty
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TRH200
USB temperature and relative humidity sensor with exposed end
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
Dew point: | Calculated in real-time |
Protection
- Exposed sensor
- RoHS3 and CE compliant
- 3 years warranty
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TMC200
High-precision and high-resolution USB adapter for thermocouple
SPECIFICATIONS OVERVIEW
Model | Operating Range (°C ) | Minimum Accuracy (°C) |
TMC200k: | -200 to 1372 | ±0.5 |
TMC200j: | -200 to 1200 | ±1.0 |
TMC200t: | -200 to +400 | ±0.5 |
TMC200n: | -200 to +1300 | ±0.5 |
TMC200e: | -200 to +1000 | ±0.5 |
Resolution: | 0.01°C | |
Error status code: | Yes |
- Returns error status
- Sampling rate: 5 readings/second
- Supports type-K/J/T/N/E thermocouples (2 or 3 pin)
- Built-in cold junction compensation
- Follows NIST ITS-90 thermocouple temperature correction table
- RoHS3 Compliant
- 3 years warranty
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TMC100
USB temperature converter for thermocouple type K, J, N, E or T
SPECIFICATIONS OVERVIEW
Model | Operating Range (°C ) | Minimum Accuracy (°C) |
TMC100k: | -200 to 1372 | ±0.5 |
TMC100j: | -200 to 1200 | ±1.0 |
TMC100t: | -200 to +400 | ±0.5 |
TMC100n: | -200 to +1300 | ±0.5 |
TMC100e: | -200 to +1000 | ±0.5 |
Resolution: | 0.0625°C | |
Error status code: | No |
- Supports type-K/J/T/N/E thermocouples (2 or 3 pin)
- Built-in cold-junction compensation
- Follows NIST ITS-90 thermocouple temperature correction table
- RoHS3 Compliant
- 3 years warranty
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RTD300
Enhanced precision 2/3-wire RTD sensor to USB transmitter
SPECIFICATIONS OVERVIEW
Operating range: | -200 to +800°C | |
Accuracy (at 25°C): | ±0.005°C | |
Accuracy (0 to 50°C): | ±0.018°C | |
Resolution (typical): | ±0.0001°C | |
Noise level (at 25°C): | ±0.0015°C | |
Drift (at 25°C and 45%RH): | 0.007 ± 0.003°C/year |
- Supports 2 and 3-wire Pt100 RTD sensors
- Temperature calculation using the DIN 43760 coefficients
- RoHS3 compliant
- 3 years warranty
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RTD200
2/3-wire RTD probe to USB adapter
SPECIFICATIONS OVERVIEW
Operating range: | -200 to +800°C | |
Accuracy (at 25°C): | ±0.06°C or better | |
Resolution (typical): | ±0.02°C | |
Drift: | <1%/year |
- Supports 2 and 3-wire Pt100 RTD sensors
- Temperature calculation using the DIN 43760 coefficients
- RoHS3 and CE compliant
- 3 years warranty
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RTD223
2/3-wire RTD probe to USB adapter with terminal block
SPECIFICATIONS OVERVIEW
Operating range: | -200 to +800°C | |
Accuracy (at 25°C): | ±0.06°C or better | |
Resolution (typical): | ±0.02°C | |
Drift: | <1%/year |
- Supports 2 and 3-wire Pt100 RTD sensors
- Temperature calculation using the DIN 43760 coefficients
- RoHS3 and CE compliant
- 3 years warranty
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BAR20
USB precision barometer
SPECIFICATIONS OVERVIEW
Operating range: | 1 à 120 kPa (10 à 1200 mbar) | |
Accuracy (at 25°C): | ±0.15 kPa (1.5 mbar) | |
Resolution: | 0.0065 kPa (0.065 mbar) |
- User-accessible internal temperature reading (for calibration purposes)
- RoHS3 and CE compliant
- 3 years warranty

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BAR20-N
Precision barometer with NMEA output
SPECIFICATIONS OVERVIEW
Operating range: | 1 to 120 kPa (10 to 1200 mbar) | |
Accuracy (at 25°C): | ±0.15 kPa (1.5 mbar) |
- Communication: USB-connected Virtual COM port
- Sentence output formats: MDA and XDR NMEA
- RoHS3 and CE compliant
- 3 years warranty

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RS232-Tenki
RS-232 barometer
SPECIFICATIONS OVERVIEW
Range: | 15 to 115 kPa | |
Accuracy: | 2% MV Max from 0° to 85°C | |
Resolution: | ±0.1 kPa |
Communication protocol: RS-232
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DXC220
USB carbon dioxide (CO2) sensor, 20%
SPECIFICATIONS OVERVIEW
Carbon dioxide (CO2): | 0-20 % | ±70 ppm ±5% of reading |
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
- 3 years warranty
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DXC120
Small calibratable USB carbon dioxide (CO2) sensor
SPECIFICATIONS OVERVIEW
Carbon dioxide (CO2) | 400 to 10,000 ppm | ± (30 ppm + 3%MV) |
- 3 years warranty
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SensGate
Secured Wi-Fi/Ethernet data logging station for our USB sensors
Main functionnalities
Less than 3 minutes to get up-and-running | ||
Onboard real-time data visualisation and data logging | ||
Seamless compatibility with Dracal DAQ system (DracalView and data integration tools) | ||
Connect up to 99 USB Dracal sensors | ||
Secure access and authentication | ||
Power-over-Ethernet (PoE) |
- 3 years warranty
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TMP125
USB ambient temperature sensor
SPECIFICATIONS OVERVIEW
Operating range (°C): | -55 to 75 | |
Accuracy (°C) | ||
From -10 to +75°C: | ±1.0 (max.) | |
From -55 to +75°C: | ±2.0 (max.) | |
Resolution: | 0.5°C |
- RoHS3 compliant
- 3 years warranty

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SPECTRUM100
USB 5-band sensor for UVA, UVB, IR, RGB and ambient light
SPECIFICATIONS OVERVIEW
Ambient and white light | ||
Range: | 0.0072 to 120,000 lx | |
Resolution: | 0.0036 lx per step | |
Colour and Infrared light | ||
Range: | 0 to 20,000 lx | |
Resolution: | Up to 20 bits | |
Ultraviolet A and B light | ||
UVA responsivity | 0.93 counts/uW/cm2 | |
UVB responsivity | 2.1 counts/uW/cm2 | |
Resolution: | 16 bits (65,536 counts) |
- RoHS3 and CE compliant
- 3 years warranty

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USB-I2C-SPS30
USB adapter for SPS30 particulate matter sensor
SPECIFICATIONS OVERVIEW
Communication: | USB | |
Distinct mass concentration readings (µg/m3): | PM1.0, 2.5, 4.0 and 10 | |
Distinct particle count readings (#/cm3): | PM0.5, 1.0, 2.5, 4.0 and 10 | |
Operating temperature range: | 0 to 70°C | |
Operating relative humidity range (non-condensing): | 10 to 90 %RH |
- RoHS3 compliant
- 3 years warranty

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VOC100
USB VOC, temperature and relative humidity sensor
SPECIFICATIONS OVERVIEW
Volatile Organic Compounds (ppb): | 0 to 32,768 | Semi-Quantitative |
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 10 to 95 | ±2.0 |
Dew point | Calculated in real-time |
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty
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USB-HUB10S
10-port industrial-grade USB HUB
- 10 ports for sensors
- Black sturdy metal housing
- External power supply for trouble-free operation
- Compatible with all USB-enabled operating systems
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CONN-M8A-FRP80
M8 A-code 4-pin female front-mount connector
SPECIFICATIONS OVERVIEW
Connector: | M8, A-code female, 4-pin | |
M8 protection rating: | IP67 | |
Operating temperature: | -10°C to 80°C |
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CONN-RTD-3PM
3-pin miniature connector for 2/3-wire RTD
SPECIFICATIONS OVERVIEW
Contact material: | Copper (Cu) | |
Polarized: | Yes | |
Maximum temperature: | Up to 180°C |

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Miniature male thermocouple connector
Flat 2-pin miniature connectors for type K, J, N, T and E thermocouples
SPECIFICATIONS OVERVIEW
Contact type | Flat, compensated | |
Wiring style | Screw terminals, accepts wires up to 0.6 mm (AWG 22) | |
Polarized | Yes | |
Maximum operating temperature | Up to 180°C |

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Pre-wired thermocouple probe, bare wire
Pre-wired type K, J, N, T, E thermocouple probes, bare wire
SPECIFICATIONS OVERVIEW
Response time: | ≤ 1 second | |
Available lengths: | 1.5 m (5 ft) , 3 m (10 ft) | |
Insulation: | Teflon | |
Type: | Bare welded point | |
Temperature range | Type dependent (See Charasteristics) | |
Response time: | ≤ 1 seconde |
- Compatible with Dracal Technologies TMC series thermocouple adapters
- 3 years warranty
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Pre-wired thermocouple probe, FEP-insulated
Pre-wired type K, J, N, T, E thermocouple probes, waterproof and FEP-insulated
SPECIFICATIONS OVERVIEW
Tip protection: | FEP insulation | |
Available lengths: | 1.5 m (5 ft) , 3 m (10 ft) | |
Insulation: | Teflon | |
Type: | Bare welded point with FEP insulation | |
Temperature range | Type dependent (See Charasteristics) |
- Compatible with Dracal Technologies TMC series thermocouple adapters
- 3 years warranty
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RTD-PT100-SIL
RTD Pt100 precision class 1/3 DIN sensor, with silicone cable
SPECIFICATIONS OVERVIEW
Operating range: | -200 to 200°C | |
Length | 2m | |
Accuracy (°C ) | ||
At 0°C: | ±0.10 | |
From -25 to 25°C: | ±0.14 | |
From -40 to 40°C: | ±0.17 | |
From -100 to 100°C: | ±0.60 | |
From -200 to 200°C: | ±0.90 |
- Stainless steel probe
- Silicone cable
- Compatible with Dracal RTD adapters
- RoHS3 and CE compliant
- 3 years warranty
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CBL-USB-A-MINIB
USB cable A to mini B
SPECIFICATIONS OVERVIEW
Connection type: | USB A to mini B | |
Available lengths: | 1 m (3 ft), 15 cm (6 in) |
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CBL-USB-AB1
USB cable 2.0 A-B
SPECIFICATIONS OVERVIEW
Connection type: | USB A-B | |
Length: | 1 m (3 ft) |
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CBL-USB-AMAF-15
Short USB cable extension: USB A female to USB A male
Type: | USB 2.0 | |
Connectors: | A male to A female | |
Length: | 15 cm (6 in) |
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I2C-M8-TRH320
I2C temperature and humidity probe with an M8 connector (12, 100 or 180 cm)
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
- Available lengths: 12, 100 cm and 180 cm
- Compatible with our DXC220 CO2 sensor
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 compliant
- 3 years warranty
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I2C-TRH Series
Pre-wired I2C temperature and humidity probe for OEM applications
SPECIFICATIONS OVERVIEW
Temperature (°C): | -40 to 70 | ±0.3 |
Relative humidity (%RH): | 0 to 100 | ±2.0 |
- Available lengths: 100 cm and 180 cm
- 2-layer filter
- Efficiency: >99.99% of particles as small as 200 nm
- RoHS3 and CE compliant
- 3 years warranty
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RTD_23
2/3-wire RTD probe to USB connector (outdated)
SPECIFICATIONS OVERVIEW
This product is outdated and is supported for backward compatibility purposes only. If possible, consider the RTD223 instead. | ||
Operating range: | -200 to 800°C | |
Accuracy (at 25°C): | ±0.06°C | |
Resolution (typical): | ±0.02°C |
- Supports 2 and 3-wire Pt100 RTD sensors
- Temperature calculation using the DIN 43760 coefficients
- RoHS3 compliant