Actual Values - ABB ACS 400 User Manual

Actual Values

Actual values are read-only values containing information on the operation of the drive. Actual
values are 16-bit words containing sign bit and a 15-bit integer. A negative value is given as two's
complement of the corresponding positive value.
Actual Value 1
Holding Register: 40005
Actual output frequency. Scaling: 5000
Actual Value 2
Holding Register: 40006
Actual output current. Scaling: 10
Example
The following example shows how to use the Control Word to start the drive. When the power is
connected, the state machine state is
Table 23 Using the Control Word.
Step 1 CW = 0000 0000 0000 0110
Step 2 CW = 0000 0000 0000 0111
Step 3 CW = 0000 0000 0000 1111
Step 4 CW = 0000 0000 0001 1111
Step 5 CW = 0000 0000 0011 1111
ACS 400 User's Manual
50 Hz.
1 A.
NOT READY TO SWITCH ON
Control Word Value
bit 15 bit 0
.
Description
When this value is written, state machine
state changes to
READY TO SWITCH ON
When this value is written, state machine
state changes to
READY TO OPERATE
When this value is written, the drive starts,
but will not accelerate. State machine state
changes to
OPERATION ENABLED
When this value is written, the ramp
function generator (RFG) output is
released. State machine state changes to
:
RFG ACCELERATOR ENABLED
When this value is written, the ramp
function generator (RFG) input is released.
Drive will accelerate to the given reference.
State machine state changes to
.
.
.
.
OPERATING
111