JS Automation EMC8485 Manuel utilisateur

1
Correction record
Version
Record
1.0
firmware version 1.0 up
1.1
Add System Reset
1.2
1.
Modify dimension (chapt. 3)
2.
Add dimension drawing (chapt. 4.2)
1.3
1.
Modify Notes on hardware installation
2.
Add Warranty
3.
Add specifications to each input and output (chapt. 6)
4.
Modify Ordering information
1.4
1.
Modify board dimension drawing (chapt. 4.1)
2.
Change connector drawings to photos (chapt. 5)
3.
Add JM4 pin definitions (chapt. 5.4)
1.5
1.
Correct dimension (chapt. 3) (chapt. 4.2)
2.
Add MAC address、subnet mask、default gateway information (chapt. 7.2)
3.
Modify Ordering information (chapt. 9)

2
Contents
1. Forward ............................................................................................................................................5
2. Features.............................................................................................................................................6
3. Specifications....................................................................................................................................7
4. Layout and dimensions....................................................................................................................8
4.1 EMC8485 board dimension.......................................................................................................8
4.2 EMC8485 Dimension................................................................................................................8
5. Pin definitions...................................................................................................................................9
5.1 Overview of connectors and indicator.......................................................................................9
5.2 JM2 pin definitions..................................................................................................................10
5.3 JM3 pin definitions..................................................................................................................10
5.4 JM4 pin definitions..................................................................................................................10
6. I/O Interface diagram....................................................................................................................11
6.1 I/O diagram..............................................................................................................................11
7. System Reset...................................................................................................................................12
7.1 Normal system reset.................................................................................................................12
7.2 Reset to default ........................................................................................................................12
8. Applications....................................................................................................................................13
9. Ordering information....................................................................................................................14

3
Notes on hardware installation
For more detail of step by step installation guide, please refer the file
“..\download\Supplemental_technical_data\Step_by_step_installation_of_EMC_module.pdf “ on the CD
come with the product or download the document from
http://www.automation.com.tw/common/Supplemental_technical_data.htm

4
Warranty
The EMC8485 is warranted against defects in materials and workmanship for a period of two years
from the date of shipment, as evidenced by receipts or serial no. on board. JS automation Corp. will, at
its option, repair or replace product that proves to be defective during the warranty period. This warranty
includes parts, labor and shipping costs of returning.
Except as specified herein, JS automation Corp. makes no warranties, express or implied, and
specifically disclaims any warranty of merchantability or fitness for a particular purpose. Customer’s
right to recover damages caused by fault or negligence on the part of JS automation Corp. shall be
limited to the amount theretofore paid by the customer. JS automation Corp. will not be liable for
damages resulting from loss of data, profits, use of products, or incidental or consequential damages,
even if advised of the possibility thereof. This limitation of the liability of JS automation Corp. will
apply regardless of the form of action, whether in contract or tort, including negligence. Any action
against JS automation Corp. must be brought within one year after the cause of action accrues.
JS automation Corp. shall not be liable for any delay in performance due to causes beyond its
reasonable control. The warranty provided herein does not cover damages, defects, malfunctions, or
service failures caused by owner’s failure to follow the JS automation Corp. installation, operation, or
maintenance instructions; owner’s modification of the product; owner’s abuse, misuse, or negligent acts;
and power failure or surges, fire, flood, accident, actions of third parties, or other events outside
reasonable control.
If any defect occurs, you should email to us as the following form to get the fast response:
Detailed Company Information
Company/Organization:
Contact Person:
E-mail:
Address:
Country:
Tel/Fax:
Web Site:
Product information
product model:
serial no.:
Environment to Use: such as CPU board, Operating System, target application...
description of defect: (as detail as possible)

5
1. Forward
Thank you for your selection of Ethernet module EMC8485 ethernet to isolated RS422/485
converter module.
Thanks to the booming of network, Ethernet become a reliable and low cost solution for data
communication. To utilize the Ethernet as data communication highway of industrial control devices
is more attractive than ever. EMC8485 module is a converter module, which can convert the
traditional RS422/485 communication protocol to Ethernet or vice versa. With the extra 8-bit I/O
and counter function, you can extend the convert to some control functions. A stable, high reliability
and remote addressable module give you a new approach of application.
In the same series:
EMC8432 Ethernet to RS232 converter with 8-bit I/O
Any comment is welcome,
please visit our website
http://www.automation.com.tw/ for the up to date information.

6
2. Features
-Over-voltage protection on digital input
-Various IO combinations : 8 bit configurable I/O’s, any bit can be input or output
-High drive capacity on digital output
-Digital I/P as counter input
-Baudrate up to 921.6K
-Wide power range
-RS422, RS485 software selectable
-IP re-assignment
-10/100M auto detection
-Software key function
-Peer to peer response time <2ms

7
3. Specifications
RS422/485
-Isolation : magnetic coupler
-Baud rate: 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 921600
-Data bits: 5, 6, 7, 8
-Stop bits: 1, 1.5,
-Parity: None, Even, Odd
Digital input
-Input points: max 8 (Configurable)
-Logic high level: 3.15V(min)
-Logic low level: 1.35V(max)
-Over-voltage protection: 60Vdc(max)
-Over-current protection: 50mA(max)
Digital output
-Transistor output: max 8 (Configurable)
-Transistor capacity: 50mA, 45Vdc(max)
Ethernet
-10/100M auto switch x 2 port
-Peer to peer response time <2ms
General
-Power requirement: 12Vdc ~24Vdc
-Operation Temperature: 0 ~ +70 degree C
-Storage Temperature: -20 ~ +80 degree C
-Operation Humidity: 5~95% RH, non-condensing
-Dimension: 114.3(L)*135.8(W)*34(H) mm
4.5(L)*5.4(W)*1.4(H) in

8
4. Layout and dimensions
4.1 EMC8485 board dimension
*dimension in bare board
4.2 EMC8485 Dimension

9
5. Pin definitions
5.1 Overview of connectors and indicator
(box inside)
LED1: system active LED
J2,J3: Ethernet RJ45 socket
JM2: I/O connector
JM3: RS422/485 connector
JM4: external power 24V connector
SW2: system reset switch
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