Sea Tel 5012-91, Installation Manual, Page: 33 / 138

Installation 5012-91 Installation Manual
3-13
3.7.3.1. J13 NMEA 0183
NMEA 0183 I/O connections. Wiring is:
Pin 1 RX+
Pin 2 RX-
Pin 3 TX-
Pin 4 N/C
Pin 5 GND
Pin6 N/C
Pin 7 GND
Pin 8 TX+
Pin 9 +12 VDC
3.7.3.2. J12 Aux 232
Auxiliary wired RS-232 connection. Wiring is:
Pin 1 - GND Ground
Pin 2 - Aux IN1 Modem Lock Input 1 - See modem setup chapter.
Pin 3 - Aux IN2 Modem Lock Input 2 - See modem setup chapter.
Pin 4 - GND Ground
Pin 5 - SW1 Blockage/Modem Mute Output 1 - See blockage & modem setup
chapters.
Pin 6 - SW2 Blockage/Modem Mute Output 2 - See blockage & modem setup
chapters.
Pin 7 - SW3A Dry Contact set 1 - Dry alarm contacts used to provide
(programmable) alarm output to other equipment/systems. Switched
outputs have ability to use 4.7K pull up or Pull Down and can provide
Current sink of 0.5 amps max. Contacts are
Normally Open for No
Alarm state and are Closed/Shorted when the programmed alarm
state exists.
Pin 8 - SW3B
Pin 9 - SW4A Dry Contact set 2 - Same as dry alarm contact set 1.
Pin 10 - SW4B
3.7.3.3. J14 Aux 232
Wiring is:
Pin 1 N/C
Pin 2 RX
Pin 3 TX
Pin 4 N/C
Pin 5 GND
Pin6 N/C
Pin 7 GND
Pin 8 N/C
Pin 9 +12 VDC