Seatalk/Compass Interface; Raychart 600Xx Interface - AUTOHELM ST50 PLUS Operation And Installation Manual

ST50 PLUS RADAR Operation and installation Handbook
When connecting power to the sensor OBSERVE PROPER POLARITY!
The RED wire should be connected to the POSITIVE (+I source
terminal; the BLACK wire should be connected to the NEGATIVE
operate.
It it appears that the sensor is inoperative, check the input voltage
polarity with a DVM or VOM and if necessary, reverse the wires to
correct the error.
TERMINAL
Fig. 2-16 INI- WRING
Notes: The sensor is designed to output the NMEA 0183 "HDM"
external inputs which conform to the NMEA interface requirements.
Ensure that the wiring is as shown in Fig. 2-16, above.
To avoid ground loops DO NOT CONNECT the sensor cable shield to
ground.
DATA COMMON
Section 2. Installation
2.4.2.5 Seatalk/Compass Interface Connection [J403]
*solder side shown
In order to view Seatalk data on the bottom of the ST50 display, a
simple connection to your existing Autohelm capable equipment is all
that is required. Once connected, you simply need to select "DISPLAY
RADAR SEATALK" by held depressing ml key or from the MAIN
menu in order to see the split screen capabilities of the ST50.
An external compass sensor such as a Smart Heading Sensor
above.
2.4.2.6 Raychart 600Xx Interface Connector [J40-41
'solder side shown
2 - 2 3
1 COMPASS E
2 COMPASS +12
3 COMPASS + fnmea data1
4 COMPASS - [data common1
5 SEATALK Vcc UO-16Vdcl
6 TX-RX SEATALK DATA
7 SEATALK - [El
1 E
2 LDO
3 LDl
4 LD2
5 LD3
6 LOAD
7 FRAME
8 LCD CLK