Short description
Communication module 1x X2X Link master, 1x POWERLINK (V1/V2) managing or controlled node
General information
Status indicators Transmitting/Receiving data for IF1
Status of the POWERLINK station, network activity, link/collision for IF2
Bus function (IF2) Yes, using status LED and software
Data transfer (IF1) Yes, using status LED and software
Station status (IF2) Yes, using status LED and software
Power consumption
3.3 VDC 2.3 W
5 VDC 0.5 W
Total 2.8 W
Electrical isolation
IF1 - IF2 Yes
PLC - IFx Yes
CE Yes
UL cULus E115267
Industrial control equipment
KC Yes
Interface IF1
Fieldbus X2X Link master
Variant 4-pin male multipoint connector
Number of stations Max. 253
Internal bus power supply No
Network topology Line
Distance between 2 stations Max. 100 m
Bus terminating resistor Internal
Interface IF2
Fieldbus POWERLINK (V1/V2) managing or controlled node
Type Type 2
Variant 1x shielded RJ45 port
Line length Max. 100 m between two stations (segment length)
Transfer rate 100 Mbit/s
In/Out buffer 20 kB
Physical layer 100BASE-TX
Half-duplex Yes
Full-duplex POWERLINK mode: No / Ethernet mode: Yes
Autonegotiation Yes
Operating conditions
Degree of protection per EN 60529 IP20
Ambient conditions
Operation 0 to 60°C
Storage -25 to 70°C
Relative humidity
Operation 5 to 95%, non-condensing
Mechanical properties
Note Order 1x TB704 terminal block separately
Slot Slot, e.g. in the CP360
Material number:
  • Direct connection for high-speed I/O
aPCI interface module, 1 POWERLINK interface, managing or controlled node, 1 X2X Link master interface, electrically isolated, order 1x terminal block TB704 separately!
Mandatory Accessories
Terminal blocks
0TB704.9 Accessory terminal block, 4-pin, screw clamp terminal block 2.5 mm²
0TB704.91 Accessory terminal block, 4-pin, push-in terminal block 2.5 mm²
Automation Studio HW Upgrades Version (Date) Download
V2.6 HW Upgrade (3IF789.9-1) EXE / 529 KB
V3.0 HW Upgrade (3IF789.9-1) EXE / 528 KB
V4.0 HW Upgrade (3IF789.9-1) EXE / 455 KB
Documentation Version (Date) Download
Datasheet 3IF789.9-1 PDF / 1 MB

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