NOx detectors
The NDD5B1100 nitrogen dioxide detector uses a superior electrochemical sensor for reliability and accuracy in the most critical applications. The NDD5B1100 provides a 3 wire sourcing 4-20 mA output as well as an alarm relay with three jumper selectable trip level settings.
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Features
The NDD5B1100 nitrogen dioxide detector uses a superior electrochemical sensor for reliability and accuracy in the most critical applications. The NDD provides a 3-wire sourcing 4-20 mA output as well as an alarm relay with three jumper selectable trip level settings.
Specifications
| SPECIFICATIONS | |
| SENSOR TYPE | Electrochemical |
| SAMPLE METHOD | Diffusion |
| MEASUREMENT RANGE | 0-10ppm |
| ACCURACY | ±0.2ppm or 5% of reading (whichever is greater) |
| LIFE EXPECTANCY | >2 years |
| TYPICAL COVERAGE AREA | 700m² (7500ft²) or 15m (50ft) radius |
| OPERATING TEMPERATURE | -20 to 50°C(-4 to 122°F) |
| OPERATING HUMIDITY | 15 to 90 % HR (0 to 99% intermittent) |
| PRESSURE | Atmospheric ±10% |
| CONSUMPTION | 50 mA maximum |
| OUTPUT SIGNAL | 4-20 mA sourcing |
| OUTPUT DRIVE @24 VAC/DC CAPABILITY | 550 Ω maximum |
| RELAY OUTPUT | SPDT, From c contact (N.O. and N.C.) 5 Amps @ 30Vdc, p.f.=1 Trip Point: Low =1, Mid= 3, High= 5ppm Hysteresis:3% |
| WIRING CONNECTIONS | Screw terminal block (14 to 22 AWG) |
| EXTERNAL DIMENSIONS | 71mm W x 104mm h x 48mm D (2.8"x 4.1"x 1.9") |
| ENCLOSURE RATINGS | Polycarbonate or ABS - UL94-V0, IP65 (NEMA 4X) |
| FIELD CALIBRATION | By applying calibration gas standards |
| COUNTRY OF ORIGIN | Canada |
Resources
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Catalog |
