R-sensors LLC
Bldg. 1, 4, Likhachevsky proezd, Dolgoprudny, 141701, Russia
+7 (498) 744-69-95,
NDAS-N. User Manual.
72
Dimensions length x width x height
225 x 160 x 82 (8.86 x 6.3 x 3.2 inch) – housing
dimensions
Type, housing material
ADC-10 aluminum alloy of JIS
IP-65 according to IEC 529
19.3 Digital subsystem parameters
Platform
Beaglebone 1GHz ARM
®
CPU,
512MB RAM, 4GB Flash
Operating system
Debian 10.3
Software
SeedLink server
Web interface for configuring
Additional software on demand
Memory
SDXC memory cards up to 256 GB
External USB drives support of any size
Network interface
Ethernet 100 Base-Tx
Time synchronization
Ethernet (NTPv4 RFC 5905,
PTP IEEE 1588v2)
GPS/GLONASS satellite receiver
Timing accuracy in the presence of
the GPS/GLONASS signal
< 10 µS
Operating conditions monitoring
Built-in temperature and humidity sensor, main channel
power sensor, power consumption sensor
Status indication
5 LEDs of different colors
Interface for connecting CME-ND
sensors
USB 2.0
Interface for connecting external
devices
USB 2.0 / mini-PCIe
Data transfer
SeedLink; JSON-based open protocol
Power supply to external devices
5 ±0.1 V, 500 mA maximal for each port (USB, RS485);
+12 V ±5%, -12 V ±10%;
200 mA of total power consumption
Number, type of alarm relay
1, electromagnetic with ‘dry’ contacts