APPENDIX 3 Digital Interface (IEC 61162-1 Edition 2)
Input sentences
GLL, RMA, RMC
Schematic diagram
IEC1162 (NMEA)
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| CHASSIS |
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| J2 |
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| 05P0653 |
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| 1 |
| P609 |
| J9 |
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| +12V |
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| 2 |
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| 1 |
| R2 |
| U18 |
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W9 |
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| 1 | 6 |
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3 |
| 2 |
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| C1 | 470 | CR1 |
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4 |
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| 1000p | 3 | 4 |
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| 6 |
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| 1SS133 | R1 | R47 |
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| 7 |
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| 4.7k | 4.7k | ||
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| 9 |
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| 10 |
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Load requirements as listner
IsolationOptocoupler
Input impedance | 470 ohms |
Max. Voltage | ± 15V |
Threshold | 4 mA |