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GEMO
Attention,
Risk of Danger,
Warning
•
This device is designed for basic automatic control applications.
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Free of charge Ladder Logic Editor with GUI running on PC, "GEMO LADDER EDITOR";
programming, simulation, download.
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2 independent RS-485 communication ports
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Connects to AR2 AR2 RS-485 communication line
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Connects to MODBUS RS-485 line as a slave
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Supported MODBUS protocols; only MODBUS RTU on a RS-485 line
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Selectable communication speed for MODBUS connection
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Selectable "Parity/Stop Bit" for MODBUS connection
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Selectable slave address on MODBUS line
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Data security on MODBUS line; selectable "Read" permission
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Data security on MODBUS line; selectable "Write" permission
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Selectable response delay; adaptable to slow/non-real time masters
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LEDs on front panel; ability to monitor communication status
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Loads communication parameters automatically from AR2; no extra/special user adjustment
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Selectable internal line termination for MODBUS line for easy commissioning
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Wide range isolated supply input;18..32VDC
AR2-S-24VDC-MB1 has a selectable internal line termination for MODBUS line for easy commissioning that
can be activated easily with en external bridge connection. Please consult to the following documentation for
line termination details advised for a MODBUS RS-485 line;
"MODBUS over Serial Line Specification & Implementation guide V1.0, MODBUS.ORG, 12/02/02,
http://www.modbus.org/docs/Modbus_over_serial_line_V1.pdf"
Gürbüzoğlu Elektronik San.ve Tic.Ltd.Şti.
Çamlıtepe Cad. No:297 / 3-4 Siteler, Ankara, Türkiye
Tel: +90-312-3503900, Fax: +90-312-3511117
AR2 MODBUS GATEWAY
SYMBOLS
High Voltage,
Risk of
Reinforced
Electric Shock
Insulation
PRODUCT DESCRIPTION
RS-485 CONNECTION
Double /
NOT
Litter
1
AR2-S-24VDC-MB1
CE Mark
http://www.gemo.com.tr
e-posta: info@gemo.com.tr
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Table of Contents
Summary of Contents for Gemo AR2-S-24VDC-MB1
- Page 1 Wide range isolated supply input;18..32VDC RS-485 CONNECTION AR2-S-24VDC-MB1 has a selectable internal line termination for MODBUS line for easy commissioning that can be activated easily with en external bridge connection. Please consult to the following documentation for line termination details advised for a MODBUS RS-485 line;...
- Page 2 • Maximum torque for screwing; 0.5 N.m. • You can download “GEMO Ladder Editor” and its user’s manual to program AR2 from web site www.gemo.com.tr free of charge. • Please check www.gemo.com.tr for latest editor, device and documentation updates regularly. All updates and all information are subject to change without notice.
- Page 3 GEMO TECHNICAL SPECIFICATIONS • Programming : Free of charge Ladder Logic Editor with GUI running on PC, “GEMO LADDER EDITOR”; programming, simulation, download. You can download from www.gemo.com.tr free of charge. AR2-S-24VDC-MB1 loads MODBUS parameters automatically from AR2 smart relay/PLC.
- Page 4 GEMO INTERNAL LINE TERMINATION CIRCUITRY AR2-S-24VDC-MB1 has an internal line termination circuitry for the MODBUS RS-485 line that can be activated easily with an external connection. Internal line termination circuitry is composed of an “1nF” capacitor connected series with an “120 Ohm” resistor connected in series.
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