TMQ AP4 - Heading Data Connections; Heading Data Output

TMQ AP4 Autopilot (AP4S10) 35 of 62 Version 4.96 9/10/2017
 Pin 3 C-Plot Data Plug connects to pin 1 of the NMEA Socket
 Pin 5 C-Plot Data Plug connects to pin 2 of the NMEA Socket
Displays shows bearing to waypoint – BTW
TMQ Second Station Display Connection
When a TMQ second station display (AP56 *) is used with the AP4, it has a
pre-wired plug to connect to the NMEA socket. Provision is made for GPS or
C-Plot data input via two wires attached to the plug as follows:
 GPS TX+ connects to the white wire (pin1 of NMEA socket)
 GPS TX– connects to the green wire (pin 2 of NMEA socket)
* Part numbers for second station displays are:
1. AP56HEAD
Heading Data Connections
Heading Data Output
Heading data output is available on the internal T4 connector strip pins 1 and 2.
1
TX 2 Heading data out
2
NEG Heading data Negative
3
RXD– NMEA Data in Heading negative
4
RXD+ NMEA Data Positive in
5
ALARM negative (switched)
6
ALARM positive 10 Volts
Output heading sentence type can be selected if required. Available options are:
HDM, HDT or HDG individually or all three can be output together.