WEG CFW501 Serie Manual Del Usuario página 9

General Information
The main components of the CFW501 can be viewed in the block diagram
for Frames A, B and C, and
 = Bus connection CC
 = Connection for brake resistor
R/L1/L
Power
S/L2/N
supply
T/L3
PE
HMI (remote)ƒ
PC
Software WLP
SUPERDRIVE
(*)
MODBUS
Digital inputs
(DI1 to DI4)
(*)
Analog input
(AI1 and Ai2)
(*)
ƒ = Human-machine interface
(*) The number of analog/digital inputs/outputs, as well as other resources, may vary according to the plug-in module used. For
further information, refer to the guide supplied with the accessory or the CD-ROM.
(**) Not available in frame A.
Figure 2.1: Block diagram of CFW501 for Frames A, B and C
4 | CFW501
figure 2.2 for Frame D.
(**)
(**)
Preload
Internal
RFI filter
Three-phase
rectifier
POWER
CONTROL
Supplies for electronics and interfaces
between power and control
CPU
32 bits
"RISC"
HMIƒ
CONTROL
RS-485 PLUG-IN
RS-485
Interface
RS485
User's
plug-in
card
 

DC-
DC+ BR
Inverter with
insulated gate bipolar
transistors and
current feedback
Power Supply
EEPROM
(memory)
Memory Card (MCard)
Accessory
figure 2.1
U/T1
V/T2
Motor
W/T3
PE
(**)
Power supply 10 V
Power supply 24 V
Analog
output
(AO1)
(*)
Digital output
DO1 (RL1) and
DO3 (RL2)
Digital output
DO2 (TR)
(*)