Atec Narda-NBM-520 - Manual (Page 3)

59 narda Safety Test Solutions an communications company USA • Germany • Italy
USA TEL: (1) 631 231-1700 • FAX: (1) 631 231-1711 • E-MAIL: [email protected] • www.narda-sts.us
Electric and Magnetic Field Measurement
Specifi cations
NBM-520
DISPLAY
Display type Transflective LCD, monochrome
Display Size 3.8 cm (1.5”), 128 x 64 dots
Backlight White LEDs, selectable illumination time (OFF, 5s, 10s, 30s, 60s, PERMANENT)
Refresh Rate 400 ms
MEASUREMENT FUNCTIONS
Result Units mW/cm 2 , W/m 2 , V/m, A/m, % of Standard (“%” for shaped probes only)
Display Range 0.0001 to 9999 for all units (4 digits)
Result Types (isotropic, RSS) Actual (ACT), Maximum (MAX), Average (AVG), Spatial Average (SPATIAL)
Averaging Time 4 s to 30 min (2 s steps), selectable by PC software
Spatial Averaging discrete or continuously, selectable by PC software
Alarm Function 2 kHz audible signal (4 Hz repetition), threshold adjustable by PC software
INTERFACES
Optical Interface
Used for remote operation and instrument configuration,
Serial, full duplex , 115 kBaud, no parity, 1 start and 1 stop bit
Probe Interface Plug-and-play auto detection, compatible with all NBM series probes
GENERAL SPECIFICATIONS
Recommended Calibration Interval 24 months
Battery NiMH rechargeable batteries, 2 x AA size (Mignon), 2500 mAh
Operation Time 22 hours (backlight off )
16 hours (permanent backlight)
Charging Time 2.0 hours
Battery Level Display 100%, 80%, 60%, 40%, 20%, 10%, low level (< 5%)
Humidity
5 to 95%, non condensing
≤29 g/m3 absolute humidity (IEC 60721-3-2 class 7K2)
Temperature Range
Operating
Non-Operating (Transport)
-10° C to +50° C
-30° C to +70° C
Humidity
5 to 95%, non condensing
≤29 g/m3 absolute humidity (IEC 60721-3-2 class 7K2)
Size (h x w x d) 38 x 52 x 195 mm (without probe)
Weight 300 g (without probe)
Accessories (included)
NBM-TS PC Transfer Software, rechargeable batteries, power supply, shoulder strap, O/E
converter RS-232, fiber optic cable 2m, manual, certificate of calibration, hard case
NBM-520 Broadband Field Meter