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Connections
12V D.C.
GPI
Termination
AHnet
Service
10
Power supply input connector. XLR-4 connector:
1,2: Ground
3,4: 12Vdc
Monitor external contact close control. SubD9 female
1. GPI1 +
2. GPI1 –
3. GPI2 +
4. GPI2 –
5. GPI3 –
6. GPI3 +
7. N.C.
8. +12Vdc (600mA max.)
9. Ground
- Use GPI1 (1:12Vdc, 2:Ground) to activate the green LEDs
- Use GPI1 (3:12Vdc, 4:Ground) to switch off the LEDs
- Use GPI3 (6:12Vdc, 5:Ground) to activate the red LEDs
Activate (ON) the termination, ONLY on the last unit of the
RS422 bus
RJ45 CAT5 connector for addressable RS422 control. There
is a loop through connector to use as signal RS422 output.
Up to 30 monitors can be connected on the same RS422 bus
Used for firmware upgrade
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