Datasheet
10 Remote I/O
Digital input unit (with Fujitsu connector) (24 VDC)
Item Specifications
Model NX-ID6142-6
Name DC input unit
Internal I/O common For both NPN/PNP
Capacity 32 points
Rated input voltage 24 VDC (19 to 28.8 VDC)
Input current
*1
*1. Typical rated current at 24 VDC.
4.1 mA
ON voltage 19 VDC min.
ON current 3 mA min.
OFF voltage 5 VDC max.
OFF current 1 mA max.
ON/OFF response time 20 s max./400 s max
Input filter time No filter, 0.25 ms, 0.5 ms, 1 ms (default), 2 ms, 4 ms, 8 ms, 16 ms, 32 ms, 64 ms, 128 ms, 256 ms
Dielectric strength 510 VAC between isolated circuits for 1 minute at a leakage current of 5 mA max.
Insulation resistance 20 M min. between isolated circuits (at 100 VDC)
Isolation method Photocoupler isolation
Unit power consumption 0.55 W max.
I/O power supply method Supply from external source
I/O current consumption No consumption
Current capacity of I/O
power supply terminal
Without I/O power supply terminals
I/O refreshing method Switching synchronous I/O refreshing and free-run refreshing
Terminal block type Fujitsu connector
40 terminals
Dimensions (W x H x D) 30 × 100 × 71 mm
Weight 90 g max.
Disconnection/
short-circuit detection
Not supported
Protective function Not supported
Terminal wiring
Circuit layout
NX-ID6142-6
COM0
COM0
COM1
COM1
Input indicator
3.3 k
3.3 k
Connector
Internal circuits
NX-ID6142-6
A1
A3
A5
A2
A4
A6
A8
A9
A10
A7
IN0
IN2
IN4
IN1
IN3
IN5
IN7
COM0
IN8
IN6
A11
A13
A15
A12
A14
A16
A18
A19
A20
A17
B1
B3
B5
B2
B4
B6
B8
B9
B10
B7
B11
B13
B15
B12
B14
B16
B18
B19
B20
B17
Signal nameSignal name
24 VDC
IN16
IN18
IN20
IN17
IN19
IN21
IN23
COM1
IN24
IN22
24 VDC
IN9
IN11
IN13
IN10
IN12
IN14
COM0
NC
NC
IN15
IN25
IN27
IN29
IN26
IN28
IN30
COM1
NC
NC
IN31
NX bus
connector
(left)
I/O power
supply +
I/O power
supply –
I/O power
supply +
I/O power
supply –
IN0
to
IN15
IN16
to
IN31
NX bus
connector
(right)
Connector
pin
•
The polarity of the input power supply can be connected in either direction.
•
Be sure to wire both pins A9 and A18 (COM0), and set the same polarity for both pins.
•
Be sure to wire both pins B9 and B18 (COM1), and set the same polarity for both pins.