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CVG-200
Chapter 9
Technical Reference
0093132802-04
9-11
9.4.2
Settings of Water Temperature Display
Go to: “Menu”
“Sounder”
“Display”
“Water Temperature Display”. Choose between °C for in
Celsius mode, and °F for Fahrenheit. Initial setting: OFF
“Menu”
“Sounder”
“System Settings”
“Water Temperature Data” must be obtained internally.
9.5 Serial Data Input/Output
9.5.1 NMEA input/output CH1, CH2
Connector name
:
J2(CH1), J6(CH2)
Connector used
:
LTWD-06BFFA-L180
Serial data input (Listener side)
:
Input impedance
:
470
Ω
Device
:
Photo-coupler TLP181-BL(Toshiba)
Serial data output (Talker side)
Device
:
Driver IC
AM26C31I (Texas)
RX+
RX-
470
Ω
A data input
B data output
+Vcc
Serial data input circuit
TLP181-BL
+5V
TX+
HD26C31FP
Serial data output circuit
TX-
①
GND
④
②
TX1+(OUT
③
TX1-(OUT)
⑤
RX1-(IN)
⑥
NC
④
RX1+(IN)
J2
・
NMEA IN/OUT(CH1)
②
①
③
④
⑤
⑥
①
GND
③
②
TX2+(OUT)
③
TX2-(OUT)
⑤
RX2-(IN)
⑥
NC
④
RX2+(IN)
J6
・
NMEA IN/OUT(CH2)
②
①
③
④
⑤
⑥