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4.1 Hardware Specifications
4.1.1 Specifications MFM
Box Contents upon Delivery
AlphaLine MFM 3803.0242 gray / 3803.0244 black
Mounting bracket
Screws (4 pcs)
USB flash drive with manuals
Template for cut-outs
Sheet with front stickers
Physical Dimensions
Dimensions (WxHxD)
160x180x80 mm (6.30x7.09x3.15")
Panel cut-out (WxH)
138x172 mm (4.84x6.77")
Weight
1.23 kg (2.71 lbs)
Power Specifications
Power supply
24 VDC input +/- 20% (Single source)
Power consumption
12 W (24 VDC @ 500 mA in rush prox. 4 A)
Protection
Reverse polarity protection
Start-up time
30 sec.
Operating Conditions
Operating temperature
-25°C to +55°C
Operating humidity
Up to 95% (at 40°C)
Storage temperature
-25°C to +70°C
Storage humidity
Up to 95% (at 40°C)
IP rating
IP56 front / IP22 back
Compass safe distance
Std: 0.1m / Steering: 0.1m
Environmental according to DNV 2.4 table 2.1
Temperature
Class D
Humidity
Class B
Vibration
Class A
EMC compatibility
Class B
Enclosure
Class C
1
Although the test conditions for bridge units provide for a maximum operation temperature of 55°C, continuous operation of all electronic components should, if
possible, take place at ambient temperature of 25°C. This is necessary for a long life and low service costs.
53 | Appendix A
Display Functionality
Font display text
Font operation buttons
Accuracy
Acoustic noise level
Display Specifications
High quality TFT
Pixels
Orientation
Light intensity
View angle (H/V)
Maximum colors
Input/Output Signals
COM 0 (IEC 61162-2) isolated
COM 1 (IEC 61162-1) isolated
COM 2 (IEC 61162-1) isolated
COM 3 (IEC 61162-1) isolated
USB port (Mini)
1
Alarm output
Norms/Standards
IEC 60945 (2002)
Standard DNV 2.4
IEC 61162 series
IEC 62288 (2014)
7 mm (viewing distance = 2 m)
3.5 mm (viewing distance = 1 m)
Resolution 0.1°/min
0 db
Touch screen 6.5"
480 x 640 (aspect ratio 3:4)
Vertical
Max. brightness 450 cd/m2
140°/160°
16.7 million
Modbus RTU Rx/Tx
NMEA Rx/Tx
NMEA Rx/Tx
NMEA Rx/Tx
Used for software update/maintenance
NOC contact (potential free)
Incl. IEC 60945 Corrigendum 1 (2008)
Det Norske Veritas
NMEA Definitions
Testing methods
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