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Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
Lutron PHB-318 Professional 3-in-1 Humidity, Barometer & Temperature Meter
The Lutron PHB-318 is a professional-grade environmental monitoring device that combines three essential measurement functions in one compact, handheld instrument. This ISO-9001 and CE certified meter delivers precise measurements of relative humidity, barometric pressure, and temperature with exceptional accuracy and reliability.Key Features & Benefits Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Complete Environmental Monitoring - Three professional measuring functions in one compact device
- Multiple Measurement Units - Barometer readings in hPa, mmHg, or inHg; temperature in °C or °F
- Dew Point Calculation - Automatically calculates and displays dew point temperature
- Fast Response Time - Quick humidity measurements for efficient environmental assessment
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Versatile Display Modes - Four selectable dual-display combinations: Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Humidity/Temperature
- Humidity/Dew Point
- Barometer/Temperature
- Barometer/Humidity
- Memory Function - Records maximum and minimum readings with easy recall
- Energy Efficient - Auto power-off feature extends battery life
- Durable Construction - Strong, compact ABS-plastic housing for long-lasting performance
- Bright LCD Display - Clear, easy-to-read measurements (28 mm x 19 mm)
- Microprocessor Technology - Ensures high accuracy and enables special functions
Technical Specifications
Humidity Measurement Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Range: 10% to 95% RH
- Resolution: 0.1% RH
- Accuracy:
- ±(3% reading + 1% RH) for ≥70% RH
- ±3% RH for <70% RH
- Sensor type: Capacitance humidity sensor, semiconductor
Dew Point Measurement (Calculated) Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Range: -25.3 to 48.9°C (-13.5 to 120.1°F)
- Resolution: 0.01°C/0.01°F
- Accuracy: Combined accuracy of humidity and temperature measurements
Barometric Pressure Measurement Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Range and accuracy (multiple units):
- hPa: 10.0 to 999.9 hPa (0.1 hPa resolution, ±1.5 hPa accuracy)
- hPa: 1000 to 1100 hPa (1 hPa resolution, ±2 hPa accuracy)
- mmHg: 7.5 to 825.0 mmHg (0.1 mmHg resolution, ±1.2 mmHg accuracy)
- inHg: 0.29 to 32.48 inHg (0.01 inHg resolution, ±0.05 inHg accuracy)
- Sensor type: Semiconductor
Temperature Measurement Lutron PHB-318 Digital Humidity Barometer & Temperature Meter
- Range: 0 to 50°C (32 to 122°F)
- Resolution: 0.1°C/0.1°F
- Accuracy: ±0.8°C/±1.5°F
- Sensor type: Semiconductor
General Specifications
- Display: LCD (28 mm x 19 mm)
- Sampling time: Approximately 1 second
- Data hold function: Freezes the display reading
- Memory: Records maximum and minimum values with recall function
- Power saving: Auto power off or manual off (REC function)
- Power supply: DC 1.5V battery (UM4/AAA) x 4 PCs
- Power consumption: Approximately DC 3.0 mA
- Operating temperature: 0 to 50°C
- Operating humidity: Less than 80% RH
- Weight: 157g/0.35 LB (including battery)
- Dimensions: 210 x 40 x 40 mm (8.3" x 1.6" x 1.6")
Package Includes
- PHB-318 Humidity/Barometer/Temperature Meter
- Batteries (installed)
- Instruction manual
Optional Accessories
- Soft carrying case with sash (210 x 80 x 50 mm), Model: CA-52A
Applications
The Lutron PHB-318 is ideal for a wide range of environmental monitoring applications:- HVAC System Testing - Verify proper operation of heating, ventilation and air conditioning systems
- Weather Monitoring - Track local atmospheric conditions with professional accuracy
- Building Inspection - Identify potential moisture and ventilation issues
- Indoor Air Quality Assessment - Monitor comfort and health parameters in residential and commercial spaces
- Laboratory Environment Control - Ensure optimal conditions for sensitive experiments and equipment
- Greenhouse Management - Maintain ideal growing conditions for plants
- Storage Environment Monitoring - Protect sensitive materials from humidity and temperature damage
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