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5-2-55, Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
Phone: +81(6)6659-8201  Fax: +81(6)6659-8510  E-mail: [email protected]

EM-8621 Rev.5  P. 1 / 15

INSTRUCTION MANUAL

ETHERNET/RS-485 ADAPTOR

(Modbus use)

MODEL

GR8-EM

BEFORE USE ....

Thank you for choosing M-System.  Before use, please check 
contents of the package you received as outlined below.
If you have any problems or questions with the product, 
please contact M-System’s Sales Office or representatives.

 

PACKAGE INCLUDES:

Ethernet/RS-485 adaptor ....................................................(1)

 

MODEL NO.

Confirm Model No. marking on the product to be exactly 
what you ordered.

 

INSTRUCTION MANUAL

This manual describes necessary points of caution when 
you use this product, including installation, connection and 
basic maintenance procedures. 

POINTS OF CAUTION

 

CONFORMITY WITH EU DIRECTIVES

• The equipment must be mounted inside a panel.
• The actual installation environments such as panel con-

figurations, connected devices, connected wires, may af-
fect the protection level of this unit when it is integrated 
in a panel system.  The user may have to review the CE 
requirements in regard to the whole system and employ 
additional protective measures to ensure the CE conform-
ity.

 

POWER INPUT RATING & OPERATIONAL RANGE

• Locate the power input rating marked on the product and 

confirm its operational range as indicated below:

    24V DC rating: 24V ±10%, ≤ 1.5W

 

GENERAL PRECAUTIONS

• Before you remove the unit or mount it, turn off the power 

supply for safety.

 

ENVIRONMENT

• Indoor use.
• When heavy dust or metal particles are present in the 

air, install the unit inside proper housing with sufficient 
ventilation.

• Do not install the unit where it is subjected to continuous 

vibration.  Do not subject the unit to physical impact.

• Environmental temperature must be within -10 to +55°C 

(14 to 131°F) with relative humidity within 10 to 90% RH 
in order to ensure adequate life span and operation.

 

WIRING

• Do not install cables close to noise sources (relay drive 

cable, high frequency line, etc.).

• Do not bind these cables together with those in which 

noises are present.  Do not install them in the same duct.

 

AND ....

• The unit is designed to function as soon as power is sup-

plied, however, a warm up for 10 minutes is required for 
satisfying complete performance described in the data 
sheet.

Содержание GR8-EM

Страница 1: ...he user may have to review the CE requirements in regard to the whole system and employ additional protective measures to ensure the CE conform ity POWER INPUT RATING OPERATIONAL RANGE Locate the powe...

Страница 2: ...data to the paired RS 485 station LINK Green ON Being linked with 10BASE or 100BASE Blinking Sending receiving data OFF No link detected LK100 Green ON Being linked with 100BASE OFF Being linked with...

Страница 3: ...RUCTIONS EURO TYPE CONNECTOR TERMINAL POWER SUPPLY Applicable connector MSTB2 5 3 ST Phoenix Contact attached to the product Applicable wire size 0 2 2 5 mm2 Stripped length 7 mm Recommended pin termi...

Страница 4: ...orm internal communication or the power can not be supplied to these I O modules Confirm that the locking clamps of the unit are set Insert the unit straight in perpendicularly to the rail such that t...

Страница 5: ...f unit on the DIN rail Push in the lower in keeping pressing the unit to the DIN rail B To remove the unit push down the DIN rail adaptor using a minus screwdriver Pull out the lower part of the unit...

Страница 6: ...SIONS unit mm inch 4 16 5 20 73 2 87 55 2 17 73 2 87 55 2 17 115 4 53 6 24 7 28 115 4 53 6 24 7 28 6 24 7 28 3 12 COUPLED WITH DL8 SINGLE USE 1 24 94 3 12 24 94 CONNECTION DIAGRAM RJ 45 CONNECTOR To o...

Страница 7: ...sent from the host for a certain time RS 485 Modbus RTU Protocol Modbus RTU Configuration Bus type multi drop Standard Conforms to TIA EIA 485 A Communication Half duplex asynchronous no procedure Tra...

Страница 8: ...d When the number of Cache areas reaches 100 following queries will be handled as normal queries without Cache function Note If no query is sent from the host for 10 seconds the Cache is disabled If d...

Страница 9: ...modules Hub DL8 Client 24V DC power DL8 GR8 EM I O modules Note It is not available to supply the power via DL8 Supply the power with the connector for power supply COUPLED WITH DL8 Communication Ada...

Страница 10: ...point etc by users Though the web server is designed for applicable to many web browsers supporting HTML5 operation with all web browsers or environment cannot be guaranteed Please notice that even w...

Страница 11: ...information or setting view Pressing LANG button enables to select the language between English and Japanese PASSWORD Set the user name and password to be required for user authentication to connect...

Страница 12: ...5 Subnetmask Set the Subnet Mask for the unit Range 0 0 0 0 to 255 255 255 255 Default gateway Set the router address connected to external network 0 0 0 0 not used is available for local network whic...

Страница 13: ...et the transfer rate Choose among 2400 4800 9600 19200 38400 57600 or 115200 bps Parity bit Set the parity bit Choose among None Odd or Even Stop bit Set the stop bit Choose between 1 bit and 2 bits R...

Страница 14: ...e unit System up time Operating time from power on Modbus TCP STATISTICS ITEM DESCRIPTION Receive frames Received request numbers of Modbus TCP Error receive frames Numbers of error frame of received...

Страница 15: ...f the unit ITEM DESCRIPTION Reboot the device Clicking Reboot enables to restart the unit Update the firmware Firmware update is available in order to add new functions and improve operations Download...

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