CJ1W-EIP21

International Standards

• The standards are abbreviated as follows: U: UL, U1: UL (Class I Division 2 Products for Hazardous Locations), C: CSA, UC: cULus, UC1: cULus (Class I Division 2 Products for Hazardous Locations), CU: cUL, N: NK, L: Lloyd, and CE: EC Directives.
• Contact your OMRON representative for further details and applicable conditions for these standards.

EtherNet/IP Unit

Unit  type	Product  name	Specifications				Current  consump-  tion (A)		Model	Stand-  ards
		Communi-  cations  cable	Communi-  cations  functions	Units  per  CPU  Unit	No. of  unit  numbers  allocated	5 V  sys-  tem	24 V  sys-  tem
CJ1  CPU  Bus  Unit	EtherNet/IP  Unit	Shielded twisted-  pair (STP) cable  Categories:  100 Ω at 5, 5e	Tag Data Link  Functions,  Message  Communications  Functions	8 max.  *1	1	0.41	---	CJ1W-EIP21  *2	UC1,  N, L,  CE

*1. Up to four EtherNet/IP Units can be connected to a NJ CPU Unit. Up to seven EtherNet/IP Units can be connected to 
       a CJ2H-CPU6[]-EIP. Up to two EtherNet/IP Units can be connected to a CJ2M CPU Unit. 
*2. EtherNet/IP Unit with unit version 2.1 or later is required to connect C1JW-EIP21 to NJ-series CPU Unit. Use CPU Unit 
       with version 1.01 or later and Sysmac Studio with version 1.02 or later.

Industrial Switching Hubs

Product  name	Appearance	Specifications			Accessories	Current  con-  sump-  tion (A)	Model	Stand-  ards
		Functions	No.  of  ports	Failure  detec-  tion
Industrial  Switching  Hubs		Quality of Service  (QoS): EtherNet/IP  control data priority  Failure detection:  Broadcast storm  and LSI error detection  10/100BASE-TX,  Auto-Negotiation	3	No	Power supply  connector	0.22	W4S1-03B	UC, CE
			5	No		0.22	W4S1-05B
			5	Yes	Power supply  connector  Connector  for informing  error	0.22	W4S1-05C	CE