MTP1368 Laboratory Psychrometer for High-Accuracy Relative Humidity and Temperature Monitoring
One of the best hygrometers, now available in Canada
| Display | Large 4-1/2 dual digital LCD display with backlight | |
| Sensor Type |
A single-chip relative humidity and temperature multi-sensor module comprising a calibrated digital output.
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| Response Time | %RH: 10S (90% at +25°C still air) | |
| Accuracy Note | Accuracy is specified for the following ambient temperature range: 64 to 82°F (18 to 28°C) | |
| Sampling Rate | 2.5 samples per second | |
| Polarity | Automatic, (-)negative polarity indication | |
| Over-range | “OL” mark indication | |
| Low Battery Indication | The “ ” is displayed when the battery voltage drops below the operating level. | |
| Operating Conditions | 32 to 104°F (0 to 40°C); < 80% RH non-condensing | |
| Storage Conditions | 14 to 140°F (-10 to 60°C); <80% RH non-condensing | |
| Auto Power Off | Meter automatically shuts down after approx.15 minutes of inactivity (Sleep Mode) | |
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Power |
Disable Option | |
| One standard 9V, NEDA1604 or 6F22 battery | ||
| Dimensions/Wt. | 225 (H) x 45 (W) x 34 (D) mm/200g | |
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Humidity / Temperature Measurement Range
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| Humidity | 0%~100%RH | |
| Temperature | –30°C~ 100°C, -30°F~ 199°F | |
| Resolution | 0.01% RH, 0.01°C/F | |
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Humidity Accuracy |
± 2%RH (at 25°C, 20%~80% RH) | |
| ± 2.5%RH (at other ranges) | ||
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Note : The measuring range is from 0% to 100%, but above 80% and below 20% the deviation is not specified
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| Air Temperature Accuracy | ± 0.5°C/± 0.9°F (at 25°C) | |
| .+ 0.8°C/+ 1.5°F (all other ranges) |
| Criteria | Range |
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| Humidity | 0 to 100%RH |
| Temperature (Internal) | -22 to 199°F (-30 to 100°C) |
| Basic Accuracy | ±2%RH, ±1.8°F/1°C |
| Max. Resolution | 0.1%RH, 0.1°F/°C |
| Dewpoint | -22 to 199°F (-30 to 100°C) |
| Wet Bulb | 32 to 176 °F (0 to 80°C) |
| Dimensions | 7.8x1.7x1.3" (200x45x33mm) |
| Weight | 7oz (200g) |
High-Precision Hygrometer, Thermometer, and Psychrometer
Professional Laboratory and Industrial Tool for Accurate Humidity and Temperature Measurement
This premium hygrometer integrates humidity, temperature, wet bulb, and dew point measurement into one compact instrument. Ideal for laboratories, industrial processes, wine cellars, and engineering applications, it offers ±2% RH accuracy between 20–90% RH and a rapid 30-second response time. The dual-illuminated display allows simultaneous readings of wet bulb & humidity, dew point & humidity, or temperature & humidity. Temperature range spans from -30°C to 100°C (-22°F to 199°F). The unit comes complete with a protective carrying case and 9V battery.
Key Features
- Fast %RH response: 10 seconds (90% at 25°C in still air)
- High accuracy for professional measurements
- Dew Point Temperature measurement
- Wet Bulb Temperature measurement
- Resolution: 0.01% RH, 0.01°C / 0.01°F
- Max Hold and Data Hold functions
- Microprocessor-based design
- Dual display for Temperature & Humidity
- Auto Power Off with option to disable sleep mode
- Backlit display for low-light conditions
- Compact, slim design with rubberized sides for one-hand operation and better grip
Professional climate and environmental control - extending capability
For comprehensive digital logging of ambient conditions, the RTR‑507B Wireless Temperature and Humidity Logger captures high‑precision temperature and RH data over time with remote transmission to facilitate trend analysis and quality assurance. Where handheld versatility is required for spot checks or environmental audits, the Compact Thermal Hygrometer Testo 605‑H2 provides fast, accurate measurement of humidity, air temperature and wet‑bulb values in ductwork or occupied spaces. Finally, for applications demanding interactive data capture and extended storage with Bluetooth connectivity, the Tramex Feedback Data Logging Thermometer‑Hygrometer offers professional‑grade monitoring with mobile app integration for reporting and analytics.
Q&A
What is the accuracy of this hygrometer?
The unit provides ±2% RH accuracy in the 20–90% RH range with a 30-second response time.
What temperature range does it support?
It measures temperatures from -30°C to 100°C (-22°F to 199°F).
Can it measure dew point and wet bulb temperatures?
Yes, the dual-illuminated display can show dew point, wet bulb, or humidity and temperature simultaneously.
Is this suitable for professional applications?
Yes, it is ideal for labs, industrial settings, wine cellars, and engineering tasks where precise RH and temperature readings are critical.
Does it include accessories?
The device comes with a protective carrying case and a 9V battery for immediate use.
Quick Tip
To obtain accurate humidity and air temperature readings:
- Hold the probe in the area to be tested and allow readings to stabilize.
- Press the °F/°C, dew point, or wet bulb select button to choose the measurement mode.
- Read the relative humidity, air temperature, dew point, and wet bulb temperature.
| Price | $USD 108.00 |
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