COBHAM Sea Tel 9711-56 IMA C Band, Installation Manual

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Sea Tel 9711-56 IMA 9711-56 IMA Technical Specifications
19-9
EAR Controlled - ECCN EAR99
Auxiliary Interface
Connections Plug-in Terminal Strip
Pin 1 - GND Ground
Pin 2 - Aux IN1
Modem Lock Input 1
Pin 3 - Aux IN2 Modem Lock Input 2
Pin 4 - GND Ground
Pin 5 - SW1 Modem Mute Output 1
Pin 6 - SW2
Modem Mute Output 2
Pin 7 - SW3A Dry Contact set 1
Pin 8 - SW3B Dry Contact set 1
Pin 9 - SW4A Dry Contact set 2
Pin 10 - SW4B Dry Contact set 2
External AGC (AUX Inputs)
Connectors 2 screw terminal connections
Input Voltage Level 0-5 VDC
Impedance 30K Ohm
Control (Logic Sense can be
reversed)
Low Level (<1.25VDC) = Modem Lock :: High Level
(>1.25 VDC) = Modem Unlock
SW1 Blockage / TX Mute Output
Connections 1 screw terminal connection (SW1)
Connections 1 screw terminal connection (SW2)
Control Level Not Blocked or Not mispointed=OPEN circuit
Blocked or mispointed=SHORT to ground
SW2 Blockage / TX Mute Output
Connections 1 screw terminal connection (SW2)
Control Level Not Blocked or Not mispointed=OPEN circuit
Blocked or mispointed=SHORT to ground
Dry Contact Output Sets (SW3 A-B &
SW4 A-B )
Switched outputs 4.7K pull up or Pull Down
Current handling Current sink of 0.5 amps max.
No Alarm State Normally Open
Alarm State Contact closure
NMEA 0183 Interface
Connections 5 screw termninal connections (RXA+ /RXA- input,
RXB+/ RXB- input, and TXA+ output)
Rx Sentence Format (GPS) $xxGLL,DDmm,mmmm,N,DDDmm.mmmm,W (UTC
optional) (*CS optional)
Rx Sentence Format (Gyro) Heading $xxHDT,xxx.x
Tx Sentence Format (GPS) $GPGGA,0,DDmm,N,DDDmm,W (configurable)
NMEA string examples:
RX:
$GPGLL,3800.4300,N,12202.6407,W,231110,A*32
$GPGGA,231110,3800.4300,N,12202.6407,W,2,08,1.2,40.0,M,-31.3,M,,*4A
TX:
$GPRMC,231325,A,3800.4300,N,12202.6405,W,000.0,184.9,190412,014.1,E*67
$GPVTG,184.9,T,170.8,M,000.0,N,0000.0,K*74
BDE Environmental Conditions
Temperature 0 to 40 degrees C
Humidity Up to 100% @ 40 degrees C, Non-Condensing