46 HC900 Process & Safety Controller User and Installation Manual Revision 6
21 April 2017
AC Power Supply Selection for racks with I/O
To determine which I/O rack AC power supply to use (P01 or P02), calculate power requirements below.
Using inadequate power supply will cause the controller to cycle power on and off.
Calculate 5V current
( D = A * B )
Calculate 24V current
( E = A * C )
Controller (C30 and C30S)
820 mA
legacy.
1100 mA
New.
Controller (C50 and C50S)
930 mA
legacy.
1100 mA
New.
Controller (C70 and C70S)
1500 mA
legacy.
1500 mA
New.
Scanner 1 Port (S50/S50S)
670 mA
legacy.
750 mA
New.
Scanner 2 Port (S75/S75S)
770 mA ,
legacy.
950 mA
New.
Power Status Module (PSM)
AC Digital Input (16 pts)
DC Digital Input (16 pts)
AC/DC Digital Input (16 pts)
DC Digital Input (32 pts)
AC Digital Output (8 pts)
DC Digital Output (16 pts)
DC Digital Output (32 pts)
Pulse/Frequency/Quadrature**