Allen-Bradley / Rockwell

Allen-Bradley

Catalog numbers beginning 1756, 1734, 1746 or 5069 are read at a glance by anyone who maintains Allen-Bradley control panels. The brand, the control hardware name of Rockwell Automation, dates back to 1903 in Milwaukee, USA. Seven Star LLC sources and supplies Allen-Bradley PLC and I/O modules, communication adapters and PowerFlex drives for plants in Oman, matching catalog number, series letter and firmware against the manufacturer’s documentation.
Read more about Allen-Bradley

Brand profile

About Allen-Bradley

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Founded
1903
Headquarters
Milwaukee, USA
Speciality
Industrial automation and control
Listed with us
21 products in 4 categories

Catalog numbers beginning 1756, 1734, 1746 or 5069 are read at a glance by anyone who maintains Allen-Bradley control panels. The brand, the control hardware name of Rockwell Automation, dates back to 1903 in Milwaukee, USA. Seven Star LLC sources and supplies Allen-Bradley PLC and I/O modules, communication adapters and PowerFlex drives for plants in Oman, matching catalog number, series letter and firmware against the manufacturer’s documentation.

Allen-Bradley product families listed here

Current controller platforms on this page are ControlLogix, with the 1756-L85E ControlLogix 5580 controller and the 1756-PA72 chassis power supply, and CompactLogix 5380, with the 5069-L320ER and 5069-L340ERM. Distributed I/O is represented by POINT I/O: the 1734-AENTR dual-port EtherNet/IP adapter and the 1734-IB8 digital input module. Allen-Bradley drives listed are the PowerFlex 525 and PowerFlex 755. For installed systems there are SLC 500 parts: the 1746-A10 chassis, 1746-NI16I analog input module, 1747-ASB remote I/O adapter, 1747-KE interface and 1747-M13 memory module. A Trusted TMR digital input module (T8403) is also listed.

Where Allen-Bradley hardware is used

ControlLogix and CompactLogix controllers run packaged equipment and plant utilities: compressor and pump skids, water and wastewater plants, power distribution, material handling and packaging lines. PowerFlex drives control pumps, fans and conveyors. Across the GCC, a large base of SLC 500 racks is still running, and Allen-Bradley spare parts for these systems are a frequent request.

Ordering Allen-Bradley modules and drives: what we need

Send the full catalog number, the series letter and, for controllers and communication modules, the firmware revision printed on the side label. Compatibility with an existing project depends on these. For PowerFlex drives, give the complete catalog string, which encodes voltage, current rating, enclosure and options, plus the motor nameplate data. For SLC 500 parts, tell us the rack size and processor so that we can check slot and power supply loading in the manufacturer’s manuals. A label photo avoids most mistakes.

Request a Quote for Allen-Bradley Products

Looking for Allen-Bradley parts not listed here, or pricing for a project? Send us the part numbers and quantities. Seven Star LLC sources genuine Allen-Bradley products for customers across Oman and the GCC and replies with a formal quotation.

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Frequently Asked Questions

Why does the series letter matter on an Allen-Bradley module?
The series letter marks a hardware revision of the same catalog number. A later series may need a newer firmware or add-on profile, and in a few cases a later series is not a direct substitute in an older system. Send the series and firmware revision from the module label so that we can check compatibility in the manufacturer's release notes.
What replaces SLC 500 hardware?
Rockwell Automation recommends CompactLogix 5380 as the migration platform for SLC 500 and offers a 1492 wiring conversion system and a migration wizard in its Integrated Architecture Builder tool for planning the change. Where a full migration is not planned, individual 1746 and 1747 parts can still be sought as replacements. Check the lifecycle status of each catalog number on the manufacturer's site, and tell us which route you are following.
How do I read a PowerFlex 525 catalog number?
The string starts with 25B for PowerFlex 525, then a letter for the voltage class, the output current rating, and codes for enclosure, interface module and filter option. Because one wrong character changes the voltage or frame size, copy the whole string from the nameplate. If you are selecting a new drive, send motor power, voltage, full-load current and duty.
Can a 5069-L320ER be replaced by a 5069-L340ERM?
They are both CompactLogix 5380 controllers, but they differ in memory, the number of EtherNet/IP nodes supported and motion capability, which the M suffix indicates. A larger controller can often run a smaller controller's application after the project is changed to the new controller type. That is an engineering decision for your programmer, made with the manufacturer's selection guide.
Is Seven Star LLC a distributor of Allen-Bradley or Rockwell Automation?
No. Seven Star LLC is an independent supplier. We source Allen-Bradley products through commercial channels, check the catalog number and series against the manufacturer's documentation, and provide the manufacturer's datasheet with the order on request. Software licenses and support contracts are obtained from the manufacturer's own network.