paratronic NRV 485 Installation Instructions

1 SPECIFICATIONS
Mechanical specifications:
Housing material
Dimensions
Weight
Cable
Electrical specifications:
Technology
Measurement frequency
Repeat frequency
Pulse duration
Radiated power
Antenna aperture at -3dB
Power supply voltage
Consumption
Output signal
Clearance (*)
12m
Fault signal
Smoothing depth
Minimum heating time
Maximum heating time
Resolution
Precision (**)
(*) Distance between the water surface and the flat section at the front of the radar.
(**) With an echo on a planar metal surface and a clean radome.
Environment, standards:
Protection rating
Fire rating
Storage temperature
Operating temperature
Altitude
CE Mark:
Fast transients
Lightning protection, wave 1.2/50 - 8/20
As per ISO 4373 standard
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Tel.: +33 (0)4 74 00 12 70 – Fax: +33 (0)4 74 00 02 42 - E-Mail: info@paratronic.fr - Web:
NRV 485 RADAR SENSOR
ABS
121 x 121 x 45mm
450g
4 wires of cross-section 0.35mm²
Length 2m (other lengths on request)
Pulse radar
24.05 to 26.5 GHz
3.57 MHz
1.2 ns
<20 dBm
+/-4° / +/-6° (8°/12°)
9 to 20Vdc
15 mA in operation
100 µA on standby
Jbus slave on RS485
NRV485-3: 0.3 to 3m - NRV485-8: 0.3 to 8m - NRV485-12: 0.3 to
Negative distance (on 16 bits with signature)
1, 4, or 16s
Case where sensitivity is set to 0: 2s (+ smoothing
depth)
Case where sensitivity is set to 7: 9s (+ smoothing
depth)
1mm
Clearance of 30cm to 50cm: +/-20mm
Clearance of 50cm to 12m: +/-5mm (EMC +/-10mm)
IP68, 100 days under 1 metre of water
UL94-V2
-20 to 60°C
-20 to 60°C
0 to 2000 m
EN 302729-1/2(2011-05) - EN 60950-1(2006-09)+ Av. A1, A2, A11,
A12
EN 61326-1 (2013-05) - EN 62479 (2010-11) - EN 50581 (2013-01)
Level 4
1KV
Physical principle of the device: radar echo-location
Maximum variation rate:
Response time (with 1s smoothing): 2s
Performance class (clearance > 50cm): 1
Temperature class: 2
Relative humidity class: 1
IP rating: IP68
Drinking water compatibility: not applicable
Explosive environment compatibility: no
I180EN - 1021
not applicable
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