7515 IAQ-Calc Indoor Air Quality Meters

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7515 IAQ-Calc Indoor Air Quality Meters Specification

Output
Digital LCD Display, RS-232 interface

Theory
Non-Dispersive Infrared (NDIR) for CO2, Electrochemical for temperature and humidity

Type
Handheld Indoor Air Quality Meter

Accuracy
3% of reading or 0.03 ppm (whichever is greater) for CO2 measurement

Operating Voltage
4 x AA Alkaline Batteries or AC adapter

Output Voltage
Not Applicable (digital output)

Compensated Temperature
0 to 50C (for CO2 sensor)

Storage Temperature
-20 to 60C (-4 to 140F)

Operating Temperature
0 to 50C (32 to 122F)

Data Logging
Up to 99 readings

Power Supply
4 x AA batteries or AC adapter

Temperature Measurement
-10 to 60C (14 to 140F)

Humidity Range
0 to 95% RH (non-condensing)

CO2 Range
0 to 5000 ppm

Display
Large, easy-to-read LCD with backlight

Measurement Parameters
CO2, Temperature, Relative Humidity

Weight
Approx. 0.27 kg (0.6 lb)

Dimensions
21 cm 7.6 cm 5.1 cm (8.3 in 3.0 in 2.0 in)

Resolution
1 ppm CO2, 0.1, 0.1% RH

Response Time
<30 seconds for CO2

Compliance
CE Marked

About 7515 IAQ-Calc Indoor Air Quality Meters

Applications:

Verify building HVAC system performance
Examine building IAQ conditions to optimize worker productivity
Comply with regulations and guidelines

Features and Benefits:

Low-drift NDIR CO2 sensor for stable, accurate readings
Sampling function records multiple point measurements
Ergonomic, overmolded case design

Comprehensive Indoor Air Quality Monitoring

The 7515 IAQ-Calc Meter measures carbon dioxide, temperature, and humidity simultaneously with high accuracy and fast response times. Its robust NDIR and electrochemical sensor system makes it a dependable tool for assessing indoor environments in offices, classrooms, and healthcare settings.

User-Friendly and Portable Design

Designed for convenience, the meter is lightweight and fitted with a large LCD display featuring a bright backlight for easy readings. The device stores up to 99 readings and offers both RS-232 connectivity and digital display, simplifying data handling and analysis during field use.

FAQ's of 7515 IAQ-Calc Indoor Air Quality Meters:

Q: How do I operate the 7515 IAQ-Calc Indoor Air Quality Meter for accurate measurements?

A: To operate the 7515 IAQ-Calc, power it on using either the battery compartment (4 AA batteries) or the included AC adapter. Place it in the area you wish to assess, ensuring the environment is within the device's 0 to 50C operating range. Follow on-screen prompts to select measurement functions and observe accurate CO2, temperature, and humidity readings on the display.

Q: What benefits does the 7515 IAQ-Calc provide in indoor air quality assessment?

A: The meter offers real-time, precise data on CO2 levels, temperature, and relative humidity, enabling proactive management of ventilation and air quality. Its rapid response and high-resolution outputs support informed decisions to maintain healthy and comfortable indoor environments.

Q: When should I use data logging on the 7515 IAQ-Calc Meter?

A: Data logging is recommended when monitoring air quality trends over time or when conducting site assessments requiring documentation. The device stores up to 99 readings for later retrieval via the display or RS-232 interface, useful for compliance reporting or Maintenance routines.

Q: Where can the 7515 IAQ-Calc Meter be effectively deployed?

A: This meter is suitable for use in offices, schools, hospitals, laboratories, factories, and any indoor facilities where air quality monitoring is essential for occupant safety and regulatory compliance. Its CE-marked design supports broad industrial and commercial applications.

Q: What is the process for calibrating or maintaining the 7515 IAQ-Calc Meter?

A: Refer to the manufacturer's manual for calibration procedures, typically involving reference gas or environmental chambers for CO2 and controlled humidity sources. Regularly inspect sensors and replace batteries to ensure continuous, reliable operation.

Q: How does the device achieve accurate CO2 measurement?

A: The meter relies on non-dispersive infrared (NDIR) technology, which ensures precise CO2 detection with a resolution of 1 ppm and accuracy of 3% of reading or 0.03 ppm (whichever is greater). Temperature compensation further enhances reading precision.

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