Navitron
Systems Ltd
NT990 BNWAS
Technical Specifications

Certification Standards: -
MED Wheelmark, IEC 62616:2010 (GL) & MSC.128(75) GL, RMRS, CCS, KR, CR & USCG

BNWAS Input / Output Specifications

Inputs: -
Outputs: -
Type
Supply Voltage
Power
DB Alarms & CU Status Displays
BNWAS / 1
Primary 24Vdc (18-36Vdc)
3.2W to 4.5W (max illum) + optional equipment
Bridge Visual
(15 secs)
LED + volt free N/O contact rated 5A @ 30Vdc/220VAC
 
Emerg 24Vdc (18-36Vdc)
BNWAS / 2
115/230VAC 50/60Hz
Backup 24Vdc (18-36Vdc)
Emerg 24Vdc (18-
36Vdc)
Bridge Audible
(15 secs)
LED + volt free N/O contact rated 5A @ 30Vdc/220VAC
Tone & Volume installation adjustable
Auto (Remote) Activation via DB1 & DB2
Two Opto isolated input types: -
Officer Call
(90 - 180 secs)
LED + volt free N/O contact rated 5A @ 30Vdc/220VAC
90, 120, 150, 180 secs installation adjustable
NMEA sentence
$XXHTD
Installation selectable
for 4800 or 38,400 baud
Analogue Voltage
11-40Vdc
Installation selectable
switchline polarity
Crew Call
(Until Reset)
LED + volt free N/O contact rated 5A @ 30Vdc/220VAC
Can be combined with Officer Call
Operator Controls
Time
3 to 12 minutes selectable in 1 min increments
Keyswitch security protected
AC Power Fail
(BNWAS 2)
Status
LED
Volt free
N/O contact
rated 5A @
30Vdc/220
VAC for
ext. console
malfunction
alarm
Work Mode
Selectable 'ON', 'OFF' or 'AUTO' Mode
DC Power Fail
Status
LED
Illum
Variable Red LED
Backlight
Keypad
Computer
Fail
Status
LED
Reset
Cancels all alarms and resets timing cycles
Pushbutton
Tamper
Status
LED
Complete Power Fail
Volt free S/P
C/O contact
To external
Fail Alarm
Emergency Call
Summons immediate Officer assistance
Protected pushbutton
Reset
(Remote Unit)
Cancels alarms / Restarts timing / Adjusts Remote unit illumination level
Pushbutton
Digital Interface Unit (DIU)
3 x Opto Isolated IEC 61162 Serial Data Installation Selectable for 4800/38400 baud.
CH1
$xxEVE, $xxALR, $xxACK
 
$BNALR, $BNACK
CH2
$xxEVE, $xxALR
$BNALR, $BNACK
CH3
$xxEVE
 
3 x Opto Isolated (5-40Vdc) Analogue
1 x Voltfree Changeover Relay Contact (1A 240Vac/30Vdc) Malfunction Alarm
2 x Reset Inputs From Proprietary Equipment
1 x Emergency Call Input From Required Location
 
Movement (PIR) Detectors
Operating Temperature Range
2 x Reset Inputs
-15 to +55°C
Mechanical
Weight
Compass Safe Distance (CSD)
1.0Kg
0.2m
0.85Kg
0.2m
1.5Kg
0.2m
0.2Kg
0.2m
0.15Kg
0.1m
0.5Kg
0.1m
0.5Kg
0.1m
3.1Kg
0.25m
0.25Kg
0.1m
112dB Sounder (AU2 AC/DC)
130 x 130 x 133.5 (depth)
0.75Kg
0.1m
Movement Detector (PIR)
60 x 106 x 46.5 (depth)
0.15Kg
0.1m
Digital Interface Unit (DIU)
146 x 222 x 55 (depth)
0.9Kg
0.1m
3.0Kg
0.2m

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