Allen-Bradley SLC 500

2–12 Selecting Your Hardware Components
Publication 1747-6.2
Example for Selecting Power Supplies
Select a power supply for chassis 1 and chassis 2 in the control
system below.
HHT
DH-485 Network
1747-AIC
IBM PC
?
Chassis 1
?
Chassis 2
1747-AIC
1747-PIC
Slot Numbers Description
Catalog
Number
Power
Supply at
5V dc
(Amps)
Power
Supply at
24V dc
(Amps)
0 Processor Unit 1747-L511 0.35 0.105
1 Input Module 1747-IV8 0.05
Not
Applicable
2
Transistor Output
Module
1746-OB8 0.135
Not
Applicable
3
Triac Output
Module
1746-OA16 0.37
Not
Applicable
Peripheral device
Hand-Held
Terminal
1747-PT1
Not
Applicable
Not
Applicable
Peripheral device
Isolated Link
Coupler
1747-AIC
Not
Applicable
0.085
Total Current: 0.905
0.190
➀
➀
Power Supply 1746-P1 is suf ficient for Chassis #1. The “Internal Current Capacity” for this power
supply is 2 Amps at 5V dc, 0.46 Amps at 24V dc.
?
Slot 0 1 2 3
Chassis 1
AB PLCs