Beijer Electronics NA-9379 - Manual (Page 18)

18
MODBUS Programmable I/O NA-9379 FnIO S-Series
Copyright(C) CREVIS Co.,Ltd Support +82-31-899-4599 URL : www.crevis.co.kr
3.5. RTB Terminal Block
- System Power: The power for starting up CPU.
- Field Power: The power for input and output line.
Do not use an incorrect voltage/frequency!
The use of an incorrect supply voltage or frequency
can cause severe damage to the component.
3.6. Pin Description
Communication between the Network adapter and the expansion module as well as system / field power supply of the
bus modules is carried out via the internal bus. It is comprised of 6 data pin and 2 field power pin.
Do not touch data and field power pins in order to
avoid soiling and damage by ESD noise.
Pin Signal Description Signal Description Pin
0 System Power 24V System Power 0V 1
2 F.G F.G 3
4 Field Power 0V Field Power 0V 5
6 Field Power 24V Field Power 24V 7
No. Name Description
1 System Vcc System supply voltage (5V dc).
2 System GND System Ground.
3 Token Output Token output port of Processor module.
4 Serial Output
Transmitter output port of Processor
module.
5 Serial Input Receiver input port of Processor module.
6 Reserved Reserved for bypass Token.
7 Field GND Field Ground.
8 Field Vcc Field supply voltage (24Vdc).