Sea Tel 5012-91, Installation Manual, Page: 107 / 138

5012-91 Ku-Band Technical Specifications 5012-91 Installation Manual
18-9
Synchro Interface
Connectors 5 screw terminal connections (Plug-In)
Input Voltage Level 36-110 VDC, 400 or 60 Hz
Synchro Ratios 1:1, 36:1, 90 or 180:1 and 360:1
Impedance 1M ohm
SBS Interface
Connectors 4 screw terminal connections (Plug-In)
Input Voltage Level 20-90 VDC
Interface Opto-isolated
Polarity Auto switching
Ratio 6 steps per degree
Impedance 10K Ohm
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