| GSM500 | |
| Carbon Dioxide (CO2) | 0 to 5000ppm |
| Accuracy | ±50ppm or 5% of reading |
| Warm-up Time | 30 seconds |
| Calibration | Calibrate in fresh air (~400ppm) |
| CO2 Alarm | Audible |
| Controller Output Load | 120VAC, 10A |
| Power | 120VAC |
| Meter Dimensions | 6.2 x 4.2 x 2'' (158 x 106 x 50mm) |
| Sensor Dimensions | 4.9 x 1.3 x 1'' (124 x 33 x 26mm) |
| Weight | 1.5lbs (700g) |
Malaysia