| | GPR-1500 A | GPR-1500 N | GPR-1500 N ATEX |
| Measurement range | 0-10, 0-100, 0-1000 ppm, 0-1%, (0-25%) | 0-10, 0-100, 0-1000 ppm, 0-1%, (0-25%) | 0-10, 0-100, 0-1000 ppm, 0-1%, (0-25%) |
| Accuracy | < 2% of selected range at constant conditions | < 2% of selected range at constant conditions | < 2% of selected range at constant conditions |
| Response time | T90 < 10 seconds | T90 < 10 seconds | T90 < 10 seconds |
| Sensitivity (LDL) | 0.05 ppm | 0.05 ppm | 0.05 ppm |
| Linearity | <1% of scale | <1% of scale | <1% of scale |
| Sensor model | GPR-12-333 for inert gas streams | GPR-12-333 for inert gas streams | GPR-12-333 for inert gas streams |
| Sensor life at 25ºC (77°F) and 1 atm | 24 months in < 1000 ppm O2 | 24 months in < 1000 ppm O2 | 24 months in < 1000 ppm O2 |
| Calibration interval | 30 days | 30 days | 30 days |
| Inlet pressure | 0.34-2 barg (5-30 psig) with atmospheric vent | 0.34-2 barg (5-30 psig) with atmospheric vent | 0.34-2 barg (5-30 psig) with atmospheric vent |
| Flow rate | 0.5-1.0 l/m (1-2 SCFH) | 0.5-1.0 l/m (1-2 SCFH) | 0.5-1.0 l/m (1-2 SCFH) |
| Gas connections | 1/8" or 1/4" compression tube fittings | 1/8" or 1/4" compression tube fittings | 1/8" or 1/4" compression tube fittings |
| Wetted parts | Stainless steel | Stainless steel | Stainless steel |
| Display | Graphical LCD 7 x 3.5cm (2.75 x 1.375"); resolution 0.01 | Graphical LCD 7 x 3.5cm (2.75 x 1.375"); resolution 0.01 | Graphical LCD 7 x 3.5cm (2.75 x 1.375"); resolution 0.01 |
| Enclosure | Fiberglass NEMA 4X, 6.75 x 8.375 x 4.25" | Fiberglass NEMA 4X, 6.75 x 8.375 x 4.25" | Fiberglass NEMA 4X, 6.75 x 8.375 x 4.25" |
| Weight | 3.6kg (8lbs) | 3.6kg (8lbs) | 3.6kg (8lbs) |
| Compensation | Temperature compensated output | Temperature compensated output | Temperature |
| Signal output | 4-20 mA or 1-5 V, optional Modbus | 4-20 mA | 4-20 mA |
| Alarms | Two user configurable alarms | No alarms | No alarms |
| Operating temperature | GPR sensor: 5°C to 45°C (41°F to 113°F)
XLT sensor: -10° to 45°C (14°F to 113°F) | GPR sensor: 5°C to 45°C (41°F to 113°F)
XLT sensor: -10° to 45°C (14°F to 113°F) | GPR sensor: 5°C to 45°C (41°F to 113°F)
XLT sensor: -10° to 45°C (14°F to 113°F) |
| Power | 12-28 V DC non-loop or 110-220 VAC | 12-28 V DC non-loop or 110-220 VAC | 18-24 V DC |
| Area classification | General purpose | General purpose | UL: Class I, Division 1, Group B, C, D hazardous areas with external intrinsic safety barrier
ATEX:
II 2 G
Ex ia IIB T4
Tamb -20°C to +50°C |
| Recovery time | 30 seconds in air to < 10 ppm in < 1 hour on N2 purge | 30 seconds in air to < 10 ppm in < 1 hour on N2 purge | 30 seconds in air to < 10 ppm in < 1 hour on N2 purge |
