1 - hardware overview, Hardware features, Chapter 1 – Rockwell Automation 1766-Lxxxx MicroLogix 1400 Programmable Controllers User Manual User Manual
Page 15: Hardware overview, Chapter
Rockwell Automation Publication 1766-UM001H-EN-P - May 2014
1
Chapter
1
Hardware Overview
Hardware Features
The Bulletin 1766, MicroLogix 1400 programmable controller contains a power
supply, input and output circuits, a processor, an isolated combination
RS-232/485 communication port, an Ethernet port, and a non-isolated RS-232
communication port. Each controller supports 32 discrete I/O points(20 digital
inputs, 12 discrete outputs) and 6 analog I/O points(4 analog inputs and 2 analog
outputs : 1766-L32BWAA, 1766-AWAA and 1766-BXBA only).
The hardware features of the controller are shown below.
Description
1
Comm port 2 - 9-pin D-Shell RS-232C connector
2
Memory module (refer to
on installing the
memory module).
3
User 24V (for 1766-BWA and 1766-BWAA only)
4
Input terminal block
5
LCD Display Keypad (ESC, OK, Up, Down, Left, Right)
6
Battery compartment
7
1762 expansion bus connector
8
Battery connector
9
Output terminal block
10
LCD Display
1
ESC
OK
2
5
6
7
8
9
10
11
13
12
4
3
1
44515
44514
Left side view
Top view