Datasheet

26 Remote I/O
AG
A1 B1
A8 B8
AG
AG
AG
Input +
Input 
Input1+
Input1

Input2+
Input2

Input3+
Input3

Input4+
Input4

NX-AD3204/NX-AD3208
NX-AD4204/NX-AD4208
A1 B1
A8 B8
Input1+
Input1

Input2+
Input2

Input3+
Input3

Input4+
Input4

Input5+
Input5

Input6+
Input6

Input7+
Input7

Input8+
Input8

Input +
Input 
A1 B1
A8 B8
AG
NC
AG
NC
Input +
Input

Input1+
Input1

Input2+
Input2

Terminal wiring
NX-AD2204/NX-AD2208
Circuit layout
NX-AD2204/NX-AD2208
AMP
AG
AG
250 Ω
Input1+ to 2+
Terminal block
I/O power supply +
I/O power supply 
I/O power supply +
I/O power supply 
Input1 to 2
510 KΩ510 KΩ
NX-AD3204/NX-AD3208
AMP
AG
AG
Input1+ to 4+
Terminal block
I/O power supply +
I/O power supply 
I/O power supply +
I/O power supply 
Input1 to 4
510 KΩ
510 KΩ
250 Ω
NX-AD4204/NX-AD4208
AMP
AG
AG
Input1+ to 8+
Terminal block
I/O power supply +
I/O power supply

I/O power supply +
I/O power supply

Input1

to 8

510 KΩ510 KΩ
85 Ω
NX bus
connector
(left)
NX bus
connector
(right)
AG: Analog circuit
internal GND
NX bus
connector
(left)
NX bus
connector
(right)
AG: Analog circuit
internal GND
NX bus
connector
(left)
NX bus
connector
(right)
AG: Analog circuit
internal GND
Current input unit
NX-AD220
@
AG terminal is connected to 0 V of analog circuit inside the unit.
It is not necessary to wire AG terminal normally.
Current input unit
NX-AD320
@
Current input unit
NX-AD420
@
AG terminal is connected to 0 V of analog circuit inside the unit.
It is not necessary to wire AG terminal normally.