Allen-Bradley 1769-L32E

Technical specifications

Manufacturer

Allen-Bradley

Manufacturer part no.

1769-L32E

Type

CompactLogix controller

Application

PLC controller

Used with

1769 Compact I/O

Module expansion

6 1769 modules

Power supply distance

4 modules

Temperature, operating

0…60 °C (32…140 °F)

Temperature, storage

-40…+85 °C (-40…+185 °F)

Temperature, surrounding air

60 °C (140 °F)

Relative humidity

5…95% noncondensing

Vibration

5 g @ 10…500 Hz

Shock, operating

20 g - DIN rail 30 g - Panel

Shock, nonoperating

30 g - DIN rail 40 g - Panel

Emissions

IEC 61000-6-4

ESD immunity

6 kV contact discharges 8 kV air discharges

EFT/B immunity

±3 kV at 5 kHz on power ports ±3 kV at 5 kHz on communication ports

Surge transient immunity

±2 kV line-earth (CM) on communication ports

Conducted RF immunity

10V rms with 1 kHz sine wave 80% AM from 150 kHz…80 MHz

User memory

750 KB

Number of I/O modules

16

Number of I/O banks

3

Number of expansion

16 - 1769 modules

Current draw @ 5V DC

660 mA

Current draw @ 24V DC

90 mA

Power dissipation

5.5 W

Isolation voltage

30V (continuous), basic insulation type, Type tested at 710V DC for 60 s

Communication ports

RS-232, Fully isolated 38.4 Kbps max, Ethernet port 10/100, BASE-T

Serial cables

1756-CP3 or 1747-CP3, right angle connector to controller, straight to serial port, 3 m

Weight, approx

0.30 kg (0.66 lb)

Technical documents (1)

• Rockwell Automation technical data 1769-TD005

Key features

• 750 KB user memory
• Ethernet 10/100 BASE-T communication port
• Fully isolated RS-232 port, 38.4 Kbps maximum
• DIN rail or panel mount, one slot wide
• Operating temperature 0…60 °C, open-style enclosure

About the Allen-Bradley 1769-L32E

The 1769-L32E is a CompactLogix 750KB Ethernet controller, now discontinued. It has 750 KB of user memory and supports 16 I/O modules in 3 I/O banks. It has an Ethernet 10/100 BASE-T port and a fully isolated RS-232 port at 38.4 Kbps maximum.

What is the 1769-L32E used for?

It is the controller of a CompactLogix system, holding the user program in 750 KB of memory and talking over Ethernet or RS-232. It mounts on DIN rail or panel and draws 660 mA at 5V DC and 90 mA at 24V DC.

Lifecycle and successor

Discontinued (Rockwell Automation lifecycle status, checked 24 October 2026).

Before you order

What to photograph or confirm so the right unit is quoted.

Read the catalog number 1769-L32E, the series letter and the firmware revision from the label. Send us a photo of the label and we confirm the match before we quote.