| Brand | Siemens |
|---|---|
| Model | SIMENS QPA 2000 |
| Year Manufactured | 2000 |
Check the listing for details. SIEMENS QPA 2000 Room Air Quality Sensor. Condition: New. Listed at 100.00 USD. The resistance is converted to an active 0 to 10 Vdc output signal that corresponds to a temperature range of 32°F to 122°F (0°C to 50°C) or -31°F to 95°F (?. 35°C to 35°C). The sensor evaluates the CO2/VOC concentrations and transforms it to a 0 to 10 Vdc linear proportional output signal.