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| Management number | 220450330 | Release Date | 2026/05/03 | List Price | US$670.96 | Model Number | 220450330 | ||
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The Vaisala HM40 series hand-held meter is a compact and portable humidity meter that provides reliable measurements in a wide range of applications. It is the ideal spot-checking tool for everything from structural moisture measurement and air conditioning systems to humidity measurement in industrial production processes and life science applications. There are four different models available: HM41, HM42, HM45, and HM46. HM40 incorporates Vaisala HUMICAP sensor that provides high accuracy, excellent long term stability, negligible hysteresis, and insensitivity to dust and most chemicals. The meter also features a hold button that retains the measurement data until it has been recorded, and automatic shut off. The HM40 has a large, user-friendly graphical display and easy-to-use push buttons. The user interface is simple and intuitive, and available in 10 languages. Also, many settings can be modified to meet users feet individual needs. In addition to relative humidity and temperature, the HM40 provides five calculated humidity parameters, all of which are available in metric and non-metric units. The HM40 is powered by 2 AA batteries or rechargeable AA sized NiMH batteries. Each model also comes with a handy belt clip and case. SpecificationsHumidity Meters Transmitters Battery: 2 AA (included) Humidity Meters Transmitters Data Logging: Yes Humidity Meters Transmitters Display Type: LCD Humidity Meters Transmitters Response Time: 17 seconds (90% of reading) Humidity Meters Transmitters RH Accuracy: ±1.5% RH from 0% to 90% RH at 32° to 104°F (0° to 40°C) ±2.5% RH from 90% to 100% RH at -40° to 32°F and 104° to 176°F (-40° to 0°C and 40° to 80°C) ±3% RH from 0 to 90% RH at 176° to 212°F (80° to 100°C) ±4% RH from 90% to 100% RH at 176° to 212°F (80° to 100°C) Humidity Meters Transmitters RH Resolutionpcnt: 0.1% Humidity Meters Transmitters Temperature Accuracy: ±0.36°F from 32° to 104°F ±0.72°F for remaining range (±0.2°C from 0° to 40°C ±0.4°C for remaining range) Humidity Meters Transmitters Temperature Resolution: 0.1° Description: Thermohygrometer with Remote Handle Extended Reach High Temperature Probe Humidity Meters Transmitters Min Temperature F: -40 Humidity Meters Transmitters Min Temperature C: -40 Humidity Meters Transmitters Width (in): 2.83 Humidity Meters Transmitters Max RH Rangepcnt: 100 Humidity Meters Transmitters Max Temperature C: 100 Humidity Meters Transmitters Height (in): 9.06 Humidity Meters Transmitters Max Temperature F: 212 Humidity Meters Transmitters Min RH Rangepcnt: 0 Humidity Meters Transmitters Depth (in): 1.73
| Model | AO-37801-parent |
|---|---|
| Brand Name | Vaisala |
| Item Weight | 2.8 Pounds |
| Part Number | HM42 |
| Manufacturer | COLE-PARMER |
| Power Source | Aa,Battery Powered |
| Additional Features | Leak Proof |
| Included Components | AO-37801-parent |
| Age Range Description | Adult |
| Upper Temperature Range | 104 Degrees Fahrenheit |
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