Seiwa UX0GPGxx - Manual (Page 2)

1. INTRODUCTION
This GPS receiver module is based on a ultimate 12 channel GPS engine. The GPS
engine, interface electronics, and a passive GPS antenna are enclosed inside the weather-
proof plastic housing. This provides sophisticated state of the art GPS performance in an
easy to use package.
1.1) FEATURES AND SPECIFICATIONS
Receiver Architecture
.
12 parallel channels "All in view" tracking
.
L1 frequency 1575.42 MHz, C/A code
Tracking Capability
.
Platform velocity up to 515 m/s (1854 Km/h)
.
Platform acceleration up to 4 g
Accuracy
.
25 meter, 2D without SA imposed (95%)
.
100 meter, 2D RMS with SA imposed (95%)
.
Timing Accuracy 1pulses/sec, aligned with GPS time +/- 1µs
Acquisition/Reacquisition Performance (typical)
.
8 sec. Time To First Fix (with almanac, ephemeris, time and position)
.
40 sec. TTFF (with almanac, time and position)
.
60 sec. TTFF (cold start)
.
0.1 sec. reacquisition (up to 30 sec. blockage)
Map Datum
.
default WGS-84
NMEA-0183 Data Port
.
NMEA-0183 Version 2.01 (selected formats)
.
Default Output message GGA, GSA, GSV, RMC
.
Input/Output signals RS232 (TTL level)
.
Default data format 4800 baud, no parity, 8 data bits, 1 stop bit (4800 N81)
Power Requirements
.
1 watt @ 10 Vdc
Operating Temperature
.
-20 degrees C to 75 degrees C
Storage Temperature
.
-55 degrees C to 90 degrees C