ABB Advant Controller 80 - AC 80 Circuit Board Layout and Block Diagram

Chapter 2 – AC 80 Hardware and Connections
2-2 AC 80 User’s Manual
Circuit Board Layout
Figure 2-2 The circuit boards of the AC 80.
Block Diagram
Figure 2-3 AC 80 block diagram.
1 – CPU board PM820-2
2 – NCB board PM825-1
3 – Power supply PM820-1
4 – Terminal board TC820-1
1
2
3
4
68360
MAIN
PROCESSOR
(68360)
FLASH (SYS)
(256k x 32 bit)
RAM
(512k x 16 bit)
FLASH (USER)
(256k x 16 bit)
WATCHDOG
REAL TIME
CLK/CALEND.
BUS
BUFFERS
COMM.
COMM.
CONTROLLER
(BAP)
CONTROLLER
(DDCC+)
CH1
CH2
AF100
MODEM
RS-485
X
10
AF100
MODEM
RS-485
RS-232
RS-232
DP RAM
(16k x 16 bit)
RAM
(128k x 24 bit)
BOOT PROM
(32k x 8 bit)
FLASH
(512k x 8 bit)
I/O PROCESSOR
(DSP 56002)
COMM.
CONTROLLER
(ICMC 2A)
CH3
CH2
CH1
CH0
PM820-2 CPU board
PM820-1 Terminal b.
PM825-1 NCB
TB810 or TB811
SERVICE
PANEL/PRINTER (MODBUS) (MMI)
AF100 (1)
AF100 (2)
MODULEBUS (ELECTRICAL)
MODULEBUS (OPTICAL)
DDCS (PC)
DDCS (FIELDBUS ADAPTER)
DDCS (SPECIAL I/O)
DDCSe (DRIVEBUS)