ARTHUR HOLM AHD2TL, Руководство пользователя

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Input connectors
AHnet RJ45 CAT5 connector for addressable RS422 control. There
is a loop through connector to use as signal RS422 output.
Up to 30 units can be connected on the same RS422 bus
Termination Activate (ON) the termination ONLY on the last unit of the
RS422 bus
GPI
Unit 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 open the device
- Use GPI2 (3:12Vdc, 4: Ground) to close the device
12V D.C. Power supply input connector. XLR-4 connector:
1,2: Ground
3,4: 12Vdc
USB Tablet USB-A connector cable extension