12.6 General specifications
Narda NBM-550 127
12.6 General specifications
Recommended
calibration interval
24 months
1)
1) only for basic instrument; probes are specified separately
MTBF >10 years (basic unit with probe)
Batteries Standard NiMH rechargeable batteries,
4 x type AA (Mignon), 2500 mAh
Operating time 20 hours (without backlight or GPS)
12 hours (permanent backlight, without GPS)
10 hours (without backlight, with GPS)
Charging time 2h
Battery status display 100%, 80%, 60%, 40%, 20%, 10%, low battery (<5%)
Temperature range Operational: -10 °C to +50 °C
Non-operational (transport): -30 °C to +70 °C
Humidity 5 to 95% relative humidity, no condensation;
≤29 g/m³ absolute humidity (IEC 60721-3-2 class 7K2)
Immunity to radiated
electromagnetic fields
200 V/m (100 kHz to 60 GHz)
Note: The immunity may be less than
the specified measurement range of a probe
Dimensions (H x W x D)
basic unit
Series A, B
Series C...
46 x 98 x 276 mm (without probe and GPS receiver)
46 x 98 x 282 mm (without probe and GPS receiver)
Dimensions (H x W x D)
transport case
470 x 545 x 230 mm (outside dimensions)
Weight basic unit approx. 550 g (without probe and GPS receiver)
Weight transport case 4.2 kg (empty)
Accessories (included) Hard shell case, AC Adapter / Charger, batteries,
shoulder strap, table top tripod, NBM-TS software,
operating manual, calibration certificate, USB interface cable
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