Owner's manual
Table Of Contents
- 1. Product Introduction
- 2. Description and Installation
- 3. System Configuration
- 4. Function and Use
- 5. Service Tool
- 6. Server
- 7. Control Panel
- 8. Communicator
- 9. Maintenance
- 10. Technical Parameters
- 11. Supplementary Information
1052N TELEKOMUNIKACE a.s., www.2n.cz
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Main bus
1 … Main bus power +
2 … Main bus power -
3 … Main bus audio +
4 … Main bus audio -
5 … Main bus data +
6 … Main bus data -
Termination Resistance
Figure: Termination Resistance Off
Address Setting
Use a 10-pin rotary switch 0–9 (see the figure above) to set the I/O Module address for
a lift. Set 1–8 like the shaft number for the splitter (set 5 for lift 5, e.g.).
Warning
Maintain the connection polarity to make the system work2N Lift8
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correctly.
Warning
The bus is electrically isolated from the telephone line circuits according to
the EN60950 requirements and its low voltage cannot cause any electrical
accident.
Caution
Find the 3-pin termination resistance connecting jumper between the
main bus connector and lift number switch.
Connect the jumper to the first and last device (CU, splitter or I/O
module) on the bus. Refer to the CU section for more details.
By default, the termination resistance jumper is off.
Warning
Do not set address 0 and 9 to avoid system error.