| Control principle | PID |
| Display mode | 128×64 matrix dot OLED |
| Controlled media | purity nitrogen, inactive gas, etc |
| Test range | 0 ~ 1000ppm/5000ppm/25.00% O2 |
| Control accuracy | ±50ppm (ideally) |
| Control cycle | 0.1S ~ 100S |
| Input port | 1 way 0-10V/0-5V/4-20mA.DC |
| Output port | 1 way 0-10V/0-5V/4-20mA.DC(interior and the input port are in parallel) |
| Communication port | RS232 (default) or RS485, baud rate 4800/9600/19200 optional |
| Power supply | 85 ~ 265VAC 50/60Hz |
| Environment temperature | -10℃ ~ +60℃ |
| Air-source pressure | (0.4 ~ 1)Mpa |
| Environment humidity | <80%RH |
| Appearance size | 115mm×185mm×195mm(H×W×D) |
| Install size | 173mm×120mm(W×D) |
| Install mode | wall mount(chassis) |