Omron NX1P2 series User Manual

3 Configuration Units
3 - 22
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
 Communications Status Indicator
 RS-232C Terminal Block
As the Option Board does not have a 5 V power supply terminal, it cannot be connected to external
converters such as an CJ1W-CIF11 and NT-AL001, or an NV3W-M20L Programmable Terminal.
The terminal block is not removable.
3-3-3 Part Names and Functions
RS-232C Option Board (NX1W-CIF01)
Indicator Color Status Description
COMM Yellow Lit. Communications are being performed.
Not lit. Communications are not performed.
Abbrevia-
tion
Signal name I/O
SG0 Signal grounding ---
RD Receive data Input
SD Send data Output
ER Data terminal ready Output
SG1 Signal grounding ---
DR Data set ready Input
RS Send request Output
CS Data can be sent Input
SHLD Shield ---
COMM
Communications status indicator
RS232C terminal block
SG0 RD SDER SG1 DR RS CS SHLD
SG0 RD SD ER SG1 DR RS CS SHLD

Omron NX1P2 series Specifications

General

Model	NX1P2 Series
Manufacturer	Omron
Type	Controller
CPU Units	1
Program Capacity	5 MB
Data Memory Capacity	128 KB
Ethernet Ports	1
Serial Ports	1
Built-in EtherNet/IP Port	Yes
Built-in EtherCAT Port	Yes
Built-in USB Port	Yes
SD Memory Card Slot	Yes
USB Port	1
Power Supply Voltage	24 VDC
Programming Language	Ladder, Structured Text, Function Block Diagram
Communication Protocols	EtherNet/IP, EtherCAT, Serial (RS-232C)