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NX-ECS[][][]

NX-series SSI Input Unit

NX-ECS[][][]

Read position information from encoders with Synchronous Serial Interface (SSI).

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, CE: EU Directives, RCM: Regulatory Compliance Mark, and KC: KC Registration.
  • Contact your OMRON representative for further details and applicable conditions for these standards.

SSI Input Units

Unit type Product
name
Specification Model Stand-
ards
Number
of
channels
Input/
Output
form
Maximum
data
length
Encoder
power
supply
Type of
external
connections
NX-series
Position
Interface
Unit
SSI Input
Units
3191_lu_1_1
1 EIA standard
RS-422-A
32 bits 24 VDC,
0.3 A/CH
Screwless push-
in terminal block
(12 terminals)
NX-ECS112 UC1,
N, L,
CE,
RCM,
KC
2 EIA standard
RS-422-A
32 bits 24 VDC,
0.3 A/CH
Screwless push-
in terminal block
(12 terminals)
NX-ECS212 UC1,
N, L,
CE,
RCM,
KC

Optional Products

Product name Specification Model Standards
Unit/Terminal Block Coding Pins For 10 Units (Terminal Block: 30 pins, Unit: 30 pins) NX-AUX02 -

Product name Specification Model Standards
No. of
terminals
Terminal number
indications
Ground
terminal mark
Terminal current
capacity
Terminal Block 12 A/B None 10 A NX-TBA122 ---