Iec Compliance; Internal Dgps Receiver Specifications; Table 13: Standards For Iec Compliance - NorthStar 951X Installation Manual

APPENDIX A - Technical specifications
Physical features
Environmental

IEC compliance

Internal DGPS receiver specifications

Signal processing
Page 62
Display Screen:
Temperature:
The following table applies only to the Northstar 951.
Immunity to electromagnetic environment (1988/1992 amend.)

Table 13: Standards for IEC compliance

Evaluation
Radiated emis-
sions
Low temperature
Dry heat
Damp heat
Corrosion
Vibration
Rain test
Number of Channels:
Frequency Range:
Tuning Resolution:
Minimum Signal Strength:
Dynamic Range
Adjacent Channel Rejection:
Acquisition Time:
320 x 240 pixel (5.75" diag.)
High-temperature, backlit, transflexive
graphics LCD (full-color, if the 952)
Anti-reflection coated to minimize
glare
0ºC – 55ºC max for the 951, 0ºC –
50ºC max for the 952, 95% relative
humidity, non-condensing
Standard
IEC 945 (1995) per 17.3, 17.4
IEC945 (1995) per 4.5.4.2.4
IEC 945 (1995) per 4.5.2
IEC 945 (1995) per 4.5.3
IEC 945 (1995) per 4.5.10
IEC 945 (1995) per 4.5.7
IEC 529–IPX 5
2
283.5–325.0 kHz
< 2 Hz
1µV/m @ 100bps
> 100 dB
> 50 dB at 1 kHz
5 seconds, manual command
15 seconds, automatic warm start
15 minutes, automatic cold start *
951/952 INSTALLATION MANUAL Revision B