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Wago
Wago IO System - Fieldbus Couplers

Wago Fieldbus Coupler - MODBUS RS 485 1.2...115.2 kBd
Wago 750-315
Part Number Conformity Marking Approvals
Add part number 750-315 to your Quote. 750-315 CE cULus,
ABS*, BV*, DNV*,
GL*, LR*, RINA*,
cULus-EX,
KEMA
Add part number 750-626 to your Quote. 750-626 filter module is absolutely necessary
MODBUS FIELDBUS COUPLER RS 485 / 1,2 - 115,2 kBaud CARRIER RAIL DIN 35 CAGE CLAMP CONNECTION
This buscoupler allows connection of the WAGO-I/O-SYSTEM as a slave to the MODBUS fieldbus.

The buscoupler automatically configures, creating a local process image which may include analog, digital or specialty modules. Analog and specialty module data is sent via words and/or bytes, digital data is sent bit by bit.

The data of the analog modules is stored in the process image which is created automatically according to the order in which the modules are connected to the buscoupler. The bits of the digital modules are sent byte by byte and added to the analog data (registers). If the amount of digital information exceeds 8 bits, the buscoupler automatically starts with a new byte.
Technical Information
Characteristic Value
Max. no. of nodes 99 with repeater
Max. no. Of I/O points ca. 6000 (depends on Master)
Transmission medium shielded Cu-cable 2 (4) x 0.25 mm²
Max. length of fieldbus segment 1200 m (depends on the baud rate / on the cable)
Baud rate (1200) 150 Baud ... (115200) 19200 Baud
Buscoupler connection 1 x D-SUB 9; socket
UL 508 E175199, UL 508
KEMA 01ATEX1024X Eex nA II T4
Conformity marking CE
Max. no. of I/O modules 64
Max. fieldbus input image (Byte) 512 Byte
Max. fieldbus output image (Byte) 512 Byte
Configuration DIP switch and 2 decimal Coder or via PC or PLC
Voltage supply DC 24 V (-25% / + 30%)
Input current (max) 500 mA
Efficiency of the power supply 87%
Internal current consumption 350 mA
Total current for the I/O modules 1650 mA
Isolation 500 V system / supply
Voltage via power jumper contacts (max) DC 24 V (-25% / + 30%)
Current via power jumper contacts (max) DC 10 A
Operating temperature 0 °C ... + 55 °C
Characteristic Value
Storage temperature -25 °C ... +85 °C
Relative air humidity 95%
Vibration resistance acc. IEC 60068-2-6
Shock resistance acc. IEC 60068-2-27
Degree of protection IP 20
EMC immunity to interference acc. EN 50082-2 (96)
EMC emission of interference per EN 50081-1 (93)
EMC marine applications - noise proof gem. Germanischer Lloyd (1997)
EMC marine applications - noise transmission gem. Germanischer Lloyd (1997)
Cross section from [mm²] 0.08 mm²
Cross section to [mm²] 2.5 mm²
Cross section from [AWG] 28 AWG
Cross section to [AWG] 14 AWG
Voltage CSA 24 V
Weight 199 g
Color light gray
Height 65 mm
Height 2.56 in
Width 51 mm
Width 2.008 in
Depth 100 mm
Depth 3.937 in
Strip length from 8 mm
Strip length to 9 mm
Strip length 0.33 in