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Wago
Wago IO System - Fieldbus Couplers

Wago Fieldbus Coupler - Firewire 100/200/400 Mbaud
Wago 750-339
Part Number Conformity Marking Approvals
750-339 CE cULus
FIRE WIRE FIELDBUS COUPLER DIGITAL AND ANALOG SIGNALS CARRIER RAIL DIN 35
This buscoupler allows connection of the WAGO-I/O-SYSTEM as a slave to Firewire or IEEE 1394 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 local process image is divided into two data zones containing the data received and the data to be sent and is displayed in the IEEE 1394 address area of the bus coupler. The process data can be sent via the Firewire fieldbus to the PLC, PC or NC for further processing, and received from the field via Firewire.

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 bus coupler. The bits of the digital modules are sent byte by byte and added to the analog data. 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 63
Transmission medium SHIELDED CU CABLE; IN ACCORDANCE WITH IEEE 1394; 2 x 2 x 28 AWG + 2 x 22 AWG
Max. length of bus line 72 M/BUS SEGMENT (17 NODES); 4.5 M BETWEEN TWO NODES
Topology TREE
Baud rate 100 Mbaud, 200 Mbaud, 400 Mbaud
Buscoupler connection 3 x 6-POLE IEEE 194 SOCKET
UL 508 E175199, UL 508
Conformity marking CE
Max. no. of I/O modules 64
Max. fieldbus input image Mx. 2040 Byte
with bus extension 255
Station addresses 4/1 ... 4
Max. fieldbus output image Mx. 2040 Byte
Configuration via PC or PLC
Other characteristics DATA EXCHANGE VIA ASYNCHRONOUS PACKETS
Voltage supply DC 24 V (-15% / + 20%)
Input current (max) 500 mA
Efficiency of the power supply 87%
Internal current consumption 380 mA
Total current for the I/O modules 1620 mA
Isolation 500 V system / supply
Characteristic Value
Voltage via power jumper contacts (max) DC 24 V (-15% / + 20%)
Current via power jumper contacts (max) DC 10 A
Operating temperature 0 °C ... + 55 °C
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 gem. EN 61000-6-2 (1999)
EMC emission of interference gem. EN 61000-6-4 (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
Weight 218 g
Color light gray
Height 65 mm
Height 2.56 in
Width 62 mm
Width 2.441 in
Depth 100 mm
Depth 3.937 in
Strip length from 8 mm
Strip length to 9 mm
Strip length 0.33 in