2-23
Installation
Chapter 2: Installation
98-144591-D
Interconnection of units
Cable 9: Transceiver Unit - SYS COM
Cable: 10 x LTW-UL2464 26AWG
Cable-connector: 10 way (ex. LTW)
6 m cable with connector, available from eShop
Transceiver
Unit
Designation Remarks Color
'SYS CON'
10 way LTW
1 NMEA_IN+ NMEA position input Brown
2 NMEA_IN- NMEA position input Blue
3 GND System ground White
4 LINE_OUT
Single ended 600 ohms AF output
Nominal 0 dBm in 600 ohm
Refers to system ground (GND)
Green
5 LINE_IN
Single ended 600 ohms AF input
Nominal level 0 dBm
Refers to system ground (GND)
Yellow
6 TX_INHIBIT
Transmitter inhibit/RX mute input Pulled up to +15 V
Active when connected to GND
Grey
7 TX_KEYED
Low when TX keyed
OC output, max. 50 mA, 12 V
Pink
8 12V_OUT
+12 V output
Max. 50 mA
Red
9 EXT KEY
Transmitter key input. Pulled up to +15 V
Active when connected to GND
Black
10 GND System ground Orange
Cable 10: Transceiver Unit - AUX
Cable: 10 x LTW-UL2464 26AWG
Cable-connector: 10 way (ex. LTW)
6 m cable with connector, available from eShop
Transceiver
Unit
Designation Remarks Color
'AUX'
10 way LTW
1 NMEA_IN+ NMEA input Brown
2 NMEA_IN- NMEA input Blue
3 NMEA_OUT+
NMEA out
White
4 NMEA_OUT- NMEA out Green
5 Test_TX Reserved for factory test
Yellow
6 Test_RX Reserved for factory test
Grey
7 PPS+ 1 Hz Puls input for M.O. calibration
Pink
8 PPS- 1 Hz Puls input for M.O. calibration
Red
9 AC_ALR Supply Alarm input, active low
Black
10 GND GND
Orange