1747-DPS2 
1747-DPS2  
1747-DPS2 

ation 1747-UM011G-EN-P - June 2008
Example Worksheet for Selecting a 1746 Power Supply
If you have a multiple chassis system, make copies of the Power 
Supply Worksheet found on page 230. 
For a detailed list of device load currents, refer to the SLC 500 Modular 
Chassis and Power Supplies Technical Data, publication 1746-TD003.
0 1 2 3 Slot
Chassis 1
Slot Numbers Description Cat. No. Power Supply at 
5V dc (Amps)
Power Supp
24V dc (Amp
0 Processor unit 1747-L511 0.090 0.000
1 Input module 1747-IV8 0.050 0.000
2 Transistor output 
module
1746-OB8 0.135 0.000
3 Triac output module 1746-OA16 0.370 0.000
Peripheral device Isolated link coupler 1747-AIC 0.000 0.085
Total Current: 0.645
0.085
(1)
(1)
The 1746-P1 power supply is sufficient for Chassis #1. The internalcurrent capacity for this power supply is 2 A at
0.46 A at 24V dc.
0 1 2 3 4 5 6
Chassis 2
Slot Numbers Description Cat. No. Power Supply at
5V dc (Amps)
Power Supp
24V dc (Amp
0 Processor unit 1747-L514 0.090 0.000
1 Output module 1746-OW16 0.170 0.180
2 Combination module 1746-IO12 0.090 0.070
3, 4, 5, 6 Analog output 
modules
1746-NO4I 0.220
(4 x 0.055)
0.780 
(4 x 0.195)
Peripheral device Isolated link coupler 1747-AIC 0.000 0.085
Peripheral device Interface converter 1746-PIC Not applicable Not applicabl
Total Current: 0.570
1.115
(1)
(1)
The 1746-P4 power supply is sufficient for Chassis #2. The internal current capacity for this power supply is 10 A a
2.88 A at 24V dc; not to exceed 70 W.
TIP
Consider future system expansion when selecting a powe
supply.

Siemens srotec sinumerik 6FX1120-3BB01
Siemens SIRIUS 3TK2821-1CB30 E04
Siemens Sinumerik 6FC5112-0EA02-0AA0 6FC51120EA020AA?0
Siemens Sinumerik 6FX1126-1AA04
Siemens Sinumerik Systemsoftware 6FC5247-0AA11-0AA1
Siemens Sinumerik System Card 6FX1111-0AN02
Siemens Sinumerik System 8 MS140 6FX1113-2AA01
Siemens Sinumerik System 8 MS100 6FX1113-0AA02

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