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Machine Automati on Controller NX1P 32 Specifications of Analog I/O Option Board * Projecting parts such as a terminal block is not included. Whe n the Option Board is mounted to the CPU Unit, it protrudes thr ough the C…

Machine Automation Controller NX1P
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RS-422A/485 Option Board (NX1W-CIF11/NX1W-CIF12)
RS-422A/485 terminal
block
Operation setting DIP
switch (SW1)
Operation setting DIP
switch (SW1)
Operation setting DIP
switch (SW2)
Communications
status indicator
CPU Unit connector
Front Back (CIF11) Back (CIF12)
SW 1
1
2
3
4
5
6
O
N
1
2
3
4
O
N
1
2
O
N
SW 1 SW 2
COMM
RDA- RDB+ SDA- SDB+ SHLD
RS-422A/485 Terminal Block
RDA- RDB+ SDA- SDB+ SHLD
* For two-wire connection, either the RDA-/RDB+ pair or SDA-/SDB+ pair can be used.
Abbreviation
Four-wire type selected Two-wire type selected
Signal name I/O Signal name I/O
RDA- Reception data -
Input
Communication data -
I/O *
RDB+ Reception data + Communication data +
SDA- Transmission data -
Output
Communication data -
I/O *
SDB+ Transmission data + Communication data +
SHLD Shield
Note: All pins are turned OFF by default.
Use a narrow-tipped tool such as a flat-blade screwdriver to change the settings of the DIP switches.

Machine Automation Controller NX1P
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Specifications of Analog I/O Option Board
* Projecting parts such as a terminal block is not included. When the Option Board is mounted to the CPU Unit, it protrudes through the CPU Unit
surface. Refer to the NX-series NX1P2 CPU Unit Hardware User’s Manual (Cat. No. W578) for details.
Analog Input Option Board (NX1W-ADB21)
Item Specification
Model NX1W-ADB21 NX1W-DAB21V NX1W-MAB221
I/O Analog input Analog output Analog I/O
Voltage input 0 to 10 V
2 words total
--- 0 to 10 V
2 words total
Current input 0 to 20 mA --- 0 to 20 mA
Voltage output --- 0 to 10 V 2 words 0 to 10 V 2 words
Connection type
Screwless clamping terminal block
(5 terminals)
Screwless clamping terminal block
(3 terminals)
Screwless clamping terminal block
(8 terminals)
Applicable wire size AWG24 to 20
Dimensions (mm) * 35.9 × 35.9 × 28.2 (W×H×D)
Weight 24 g 24 g 26 g
Power consumption
Included in the CPU Unit power consumption.
The Option Board power consumption is included in the definition of the CPU Unit power consumption.
Isolation method No isolation
ERR
IN
VI1
I I1
VI2
I I2
COM
A
nalog input terminal block
Status indicator
Analog Input Terminal Array
Note: When you use the current input, be sure to short-circuit V I1 with
I I1, and short-circuit V I2 with I I2.
Abbreviation Signal name
V I1 Voltage input 1
I I1 Current input 1
V I2 Voltage input 2
I I2 Current input 2
COM Input common
Analog Input Specifications
* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No. W579)
for information on refresh time.
Item
Specification
Voltage input Current input
Input method Single-ended input Single-ended input
Input range 0 to 10 V 0 to 20 mA
Input conversion range 0 to 10.24 V 0 to 30 mA
Absolute maximum
rating
-1 to 15 V -4 to 30 mA
Input impedance 200 kΩ min. Approx. 250 Ω
Resolution 1/4,000 (full scale) 1/2,000 (full scale)
Overall
accuracy
25°C ±0.5% (full scale) ±0.6% (full scale)
0 to 55°C ±1.0% (full scale) ±1.2% (full scale)
Averaging processing Not provided
Conversion time Internal sampling time: 2 ms per point *

Machine Automation Controller NX1P
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Analog Output Option Board (NX1W-DAB21V)
Analog I/O Option Board (NX1W-MAB221)
ERR
OUT
VO1
VO2
COM
Analog output terminal block
Status indicator
Analog Output Terminal Array
Abbreviation Signal name
VO1 Voltage output 1
VO2 Voltage output 1
COM Output common
Analog Output Specifications
* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No.
W579) for information on refresh time.
Item
Specification
Voltage output Current output
Output range 0 to 10 V ---
Output conversion range 0 to 10.24 V ---
Allowable load resistance 2 kΩ min. ---
Output impedance 0.5 Ω max. ---
Resolution 1/4,000 (full scale: 4,000) ---
Overall
accuracy
25°C ±0.5% (full scale) ---
0 to 55°C ±1.0% (full scale) ---
Conversion time Internal sampling time: 2 ms per point *
ERR
OUT
VO1
VO2
COM
IN
VI1
I I1
VI2
I I2
COM
Analog output terminal block
Status indicator
Analog I/O Terminal Array
Note: When you use the current input, be sure to short-circuit VI1
with II1, and short-circuit VI2 with II2.
Abbreviation Signal name
IN
VI1 Voltage input 1
II1 Current input 1
VI2 Voltage input 2
II2 Current input 2
COM Input common
OUT
VO1 Voltage output 1
VO2 Voltage output 2
COM Output common
Analog I/O Specifications
* Refer to the NX-series NX1P2 CPU Unit Built-in I/O and Option Board User’s Manual (Cat. No.
W579) for information on refresh time.
Item
Specification
Voltage I/O Current I/O
Analog
input
section
Input method Single-ended input Single-ended input
Input range 0 to 10 V 0 to 20 mA
Input conversion range 0 to 10.24 V 0 to 30 mA
Absolute maximum
rating
-1 to 15 V -4 to 30 mA
Input impedance 200 kΩ min. Approx. 250 Ω
Resolution 1/4,000 (full scale) 1/2,000 (full scale)
Overall
accuracy
25°C ±0.5% (full scale) ±0.6% (full scale)
0 to 55°C ±1.0% (full scale) ±1.2% (full scale)
Averaging processing Not provided
Analog
output
section
Output range 0 to 10 V ---
Output conversion range 0 to 10.24 V ---
Allowable load resistance 2 kΩ min. ---
Output impedance 0.5 Ω max. ---
Resolution 1/4,000 (full scale) ---
Overall
accuracy
25°C ±0.5% (full scale) ---
0 to 55°C ±1.0% (full scale)
---
Conversion time Internal conversion time: 6 ms (Total of 4 channels) *