![background image](http://html1.mh-extra.com/html/omron/j7-series/j7-series_user-manual_743215151.webp)
137
Specifications of Accessories
Chapter 9-2
9-2-3
RS-422/485 Communications Unit
SI485/J7
The RS-422/485 Communications Unit (SI485/J7) functions as an interface
for RS-422/485 general-purpose communications. The communications pro-
tocol conforms to MODBUS (same protocol as V7AZ and F7 Inverters). Com-
munications can be used for Inverter control inputs, frequency references,
monitoring Inverter operating status, and reading/writing parameter settings.
Note
Refer to
for details.
Dimensions (mm)
9-2-4
Fan Unit
FAN00106
_
The Fan Unit is a replacement for the presently installed cooling fan of the
Inverter.
Replace the cooling fan if it has reached the end of its service life or a warning
of cooling fan failure (FAN) is indicated.
Applicable Models
Replacement Method
Refer to
8-3 Maintenance and Inspection
.
Inverter Fan
Unit
3-phase 200 V AC
CIMR-J7AZ21P5/-22P2
FAN001062
CIMR-J7AZ24P0
FAN001063
Single-phase 200 V AC
CIMR-J7AZB1P5
FAN001062
3-phase 400 V AC
CIMR-J7AZ41P5/-42P2
FAN001062
CIMR-J7AZ44P0
FAN001062
Summary of Contents for J7 series
Page 12: ...XII...
Page 15: ...1 CHAPTER 1 Overview 1 1 Function 2 1 2 Nomenclature 3...
Page 54: ...40 Outline of Operation Chapter 3 2...
Page 102: ...88 Other Functions Chapter 6 7...
Page 158: ...144 Option Specifications Chapter 9 3...
Page 159: ...145 CHAPTER 10 List of Parameters List of Parameters 146...
Page 172: ...158 List of Parameters Chapter 10...
Page 173: ...159 CHAPTER 11 Using the Inverter for a Motor Using the Inverter for a Motor 160...