User Manual
Chapter 2: Quick Start for Experienced Users
U ser 's M a n u a l 0 300 21 5- 03 R ev. A
2-2
Step 1: Ensure that your 1769 system
power supply
1
has sufficient current
output to support your sy stem
configuration. Reference
Chapter 3 (Installation and Wiring)
The modules maximum current draw is shown below:
5V dc 24V dc
175 mA 60 mA
NOTE: The module cannot be located more than 8 modules away from the system
power supply.
Step 2: Attach and lock the module. Reference
Chapter 3 (Installation and Wiring)
Remove power befo re r emoving or inserting this module. If you remove or i nsert a
module with power applied an electrical arc may occur.
NOTE: The module can be panel or DIN rail mounted. Modules can be assembled
before or after mounting.
!
Attention
Remove power before removing or inserting this module. If you remove
or insert a module with power applied an electrical arc may occur.
1. Check that the bus le ver of the module to be installed is in the unlocked (fully right)
position.
2. Use the upper and lower tongue-and-groove slots (1) to secure the modules together
(or to a controller).
3. Move the module back along the tongue-a nd- gro ove slots until the bus connector s
(2) line up wit h each other.
4. Push the bus lever back slig htl y to clear the positioning tab (3) . Use your finger s or a
small screwdriver.
1
The system power supply could be a 1769-PA2, -PB2, -PA4, -PB4, or the internal supply of the MicroLogix 1500
packaged controller.