| Accuracy |
±1% of range at calibration point ±2% of range at calibration point for 0 to 10 ppmv range (OX-1 or OX-2 only) |
| Repeatability |
±1% of range ±2% of range for 0 to 10 ppmv range (OX-1 or OX-2 only) |
| Resolution | ±0.1% of range |
| Linearity | ±2% of range (OX-1, OX-2, OX-3, OX-5); ±5% of range (OX-4) |
| Atmospheric Pressure Effect | ±0.13% of reading per mmHg (directly proportional to absolute pressure; pressure and flow must be kept constant during calibration) |
| O2 Sensor Operating Temperature | 0 to 45 °C (32 to 113 °F) |
| Sample Gas Pressure |
Vented to atmosphere during operation and calibration Max. operating pressure: 10 psig (0.69 barg) Burst pressure: 200 psig (13.78 barg) for standard manifold bases (ISO-KF-40 flange adapter designed for vacuum service) |
| Sample Flow Rate | 1.0 SCFH (500 cc/min) recommended for process gas units |
| Sample Process Connections | 1/8 in. NPT female inlet and outlet ports |
| Dimensions & Net Weight | 104.1 x 69.9 x 52.1 mm (4.10 x 2.75 x 2.05 in.); 1.35 lb (612 g) |
| Intrinsically Safe (IS) Approvals |
USA/Canada: IS Class I, Div 1, Groups A, B, C, D, T4 ATEX / IECEx: Ex ia IIC Ga T4 (Tamb: -20 to +60 °C) |
| Non-Incendive Option | Class I, Div 2, Groups A, B, C, D, T4 without external Zener barrier or galvanic isolator |
| Flameproof Package Option | ATEX / IECEx Ex d IIC T4, IP66 enclosure rating |
| European Compliance | Complies with European EMC Directive 2014/30/EU |