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1775-GA Allen-Bradley

Original price $452.66 - Original price $1,898.75
Original price
$452.66
$452.66 - $1,898.75
Current price $452.66
Surplus - Tested (With Warranty)
Need a Specific Revision?
$452.66
31 in stock
New / Open-Box Surplus
Need a Specific Revision?
$1,898.75
4 in stock
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The 1775-GA is a Peripheral Communications Module for the Allen-Bradley PLC-3 family of programmable controllers. It installs directly into a PLC-3 chassis and provides multiple RS-232 serial communication channels, as well as interfaces for mass storage and cartridge tape operations. It serves as a key communications interface in PLC-3 systems, enabling message handling, programming interface integration, and external device linkage for industrial control environments using PLC-3 platforms.

Best Suited For

  • PLC-3 chassis integration
  • RS-232 serial communications with local and remote devices
  • Mass storage and program cartridge interface
  • Linking PLC-3 systems with DL10/DL20 displays via serial channels
Compatible platform
PLC-3 family
Serial channels
4 local, 2 remote
Backplane current
130 mA at ±15 V DC
Operating temperature
0 to 60 °C
Altitude rating
up to 1000 m without derating

Technical Specifications

I/O & Electrical

Backplane current
130 mA at +15 V DC/-15 V DC

Communication & Power

Serial interface
RS-232 (supports RS-422 via converter)
Mass storage interface
Yes (cartridge tape save/load)
Programming interface support
1770-T4 terminal compatibility

Physical & Environmental

Operating temperature
0 to 60 °C
Max altitude without derating
1000 m
Mounting
Chassis-mount, single slot
Weight
9 lbs (4.08 kg)

1-Year Warranty

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USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

30-Day Returns

Hassle-free RMA. If the part is not right for your application, send it back within 30 days.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

Visit RockwellAutomation.com

Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

Any reference to manufacturer names, logos, trademarks, or product identifiers is for identification and compatibility purposes only. All such trademarks and brand names are the property of their respective owners, and this website is not affiliated with, endorsed by, or approved by any manufacturer referenced herein.

The products offered for sale may be used or surplus and may contain older date codes, be of earlier series or versions, or differ in appearance or features compared to products available through factory-authorized distribution channels. The presence, version, or functionality of firmware, if any, on programmable devices such as Allen-Bradley PLCs is not guaranteed. PLC Department makes no representation or warranty regarding:

PLC Department does not obtain or supply firmware on behalf of customers. It is solely the customer's responsibility to ensure legal and compliant use of any firmware or software associated with products purchased through this site, including compliance with any applicable license agreements or manufacturer policies.

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