Motor components
5.2 Encoder (option)
1FT7 Synchronous Motors
206
Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
5.2.4
Incremental encoders
Function:
●
Angular measuring system for the commutation
●
Speed actual value sensing
●
Indirect incremental measuring system for the position control loop
●
One zero pulse (reference mark) per revolution
Table 5- 2
Technical data for incremental encoders
Properties
Incremental encoder, sin/cos 1 Vpp,
2,048 S/R with C and D track
(encoder IC2048S/R)
Incremental encoder, 22-bit, with
commutation position
(encoder IC22DQ)
Mech. limiting speed
12000 RPM
12000 RPM
Operating voltage
5 V ± 5 %
24 V
Current consumption
150 mA, maximum
180 mA, maximum
A-B track: Incremental resolution
2,048 S/R (1 Vpp)
(sin/cos periods per revolution)
22 bit
C-D track: Rotor/commutation position
1 S/R (1 Vpp)
(sin/cos periods per revolution)
11-bit
Reference signal
1 per revolution
1 per revolution
Angular error
± 40"
± 40"
$
%
5
&
'
5
Ǿ
Ǿ
Ǿ
Ǿ
Ǿ
Ǿ
rHO rPHFK
rHOsrHO
rbHO
rPHFK
rHO
8>9@
8>9@
rbHO
Figure 5-1
Signal sequence and assignment for encoder IC2048S/R when the
drive is rotating clockwise
Summary of Contents for 1FT7 Series
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