IMAGENEX DT101Xi, Technical Manual

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Doc no: 430-041-01 54 of 64
4. Heading
•
Heading is connected via a Samtec 8 pin (blue keyed) connector:
Panel = Samtec ACRK-22-03-G-S-C-P-3 8 pin (Blue Keyed)
Cable = Samtec ACPK-22-03-G-T-P-3
Pin Direction (Relative to SIR) Function Note
1 Out 24V Power
2 Out COM Power
3 N/C
4 In HEADING RS232
5 Out Reserved
6 Out COM Signal Common
7 N/C
8 N/A SHLD Shield
Table 6-6
•
Power is available on Pin 1, Pin 2 (12 VDC or 24 VDC option depending on jumper setting (see
Figure 6-8)) for powering of heading sensor if required:
•
The Heading port receives sound heading data as an NMEA $HEHDT format string ($HEHDT,
x.xx,T,*hh<CR><LF>).
•
Power is also on Pin 1, Pin 2 (12 VDC or 24 VDC option depending on setting Figure 6-8):
•
Refer to jumper described in Section 2 GNSS (GPS) for enabling of this port
•
Communication parameters are set as follows in the SIR unit:
Item Settings
Baud rate 19200
Number of bits 8
Stop bit 1
Parity bit None
Supported strings $HEHDT, x.xx,T,*hh<CR><LF>
Table 6-7