Connections
Power
Front panel, locking power plug, 2 pole with 2.1mm centre pin.
Centre conductor: +9 to +15V DC
Outer conductor: 0V (connected to unit ground)
Antenna
Female BNC, 50O
Antenna connection for both transmit and receive. The antenna will typically be mounted directly onto this connector; otherwise the connection to the antenna should be as short as possible and made in
vCaution: do not power the Orion without an antenna or dummy load connected, or the unit may be damaged.
Telemetry Ports (when fitted)
Four RJ45
RJ45 | Port 1 | Port 2 | Port 3 | Port 4 |
Pin No. | Digital In | Digital Out | Analogue In | Analogue Out |
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1 | 0V | Relay NC | 0V | 0V |
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2 | Digital input 1 | Relay Common | Analogue input 1 | Analogue output 1 |
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| or RSSI output |
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3 | 0V | Relay NO | 0V | 0V |
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4 | Digital input 2 | Digital output 2 | Analogue input 2 | Analogue output 2 |
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5 | 0V | 0V | 0V | 0V |
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6 | Digital input 3 | Digital output 3 | Analogue input 3 | Analogue output 3 |
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7 | 0V | 0V | 0V | 0V |
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8 | Digital input 4 | Digital output 4 | Analogue input 4 | Analogue output 4 |
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1892 1335 - Orion Radio Modem Operating Instructions - v1.3 / Aug 2006 | 7 |