Description
The E Instruments E4500-N is a portable flue gas analyzer that holds up to four gas sensors chosen from O2, CO, NO, NO2, SO2 and CxHy. A dilution pump extends CO measurement by auto-ranging up to 10%, while the low NOx capability gives 0.1 ppm resolution for emissions work. Along with gas values it measures stack and air temperature, draft and differential pressure, and calculates efficiency, excess air and CO2. Results are stored in internal memory, printed on the built-in printer, or sent to a PC by USB or Bluetooth.
Key features
- Up to four precalibrated, field-replaceable gas sensors
- Dilution pump for auto-ranging CO measurement up to 10%
- Low NOx measurement with 0.1 ppm resolution
- Full-color graphic display with user-customized screens and printouts
- Built-in printer using non-fading paper
- Internal memory for up to 2,000 tests, USB and Bluetooth communication
Typical applications
- Boiler and burner tuning and efficiency testing
- Low NOx burner verification
- Emissions testing on engines, turbines and generators
- Combustion reports for compliance records
Specifications
| Brand | E Instruments International |
|---|---|
| Model | E4500-N |
| Product type | Portable combustion and emissions analyzer |
| Gas sensors | Up to 4: O2, CO, NO, NO2, SO2, CxHy |
| CO measurement | Auto-ranging up to 10% with dilution pump |
| NOx resolution | 0.1 ppm (low NOx) |
| Other measurements | Stack and air temperature, draft, differential pressure |
| Calculations | Efficiency, excess air, CO2 |
| Memory | Up to 2,000 tests with data tags |
| Communication | USB, Bluetooth |
| Power | Rechargeable Li-ion battery pack |
| Printer | Built-in |
What’s included
- E4500 analyzer with built-in printer
- Rechargeable batteries and AC charger
- Gas sampling probe and hoses
- Water trap with filter cartridge
- Magnetic rubber holster
- PC software and USB cable
- Internal Bluetooth module
- Operating manual
- Calibration certificate
- ABS hard plastic carrying case





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