Siemens SINUMERIK 840C User Manual
Page 420

10.94
7 Drive Machine Data (SIMODRIVE Drive MD)
7.1.2 MSD MD (data description - SW 3)
n
x
for n
act
< n
x
message motor 1
23
Default value
Lower input limit
Upper input limit
Units
6 000
0
Maximum motor
speed
rev/min
Active
at once
Input of response value for monitoring of the PLC status message n
act
< n
x
(see also MD
241).
Tolerance band for n
set
=
n
act
message
motor
1
27
Default value
Lower input limit
Upper input limit
Units
20
0
Rated speed
––––––––––––––-1
16
rev/min
Active
at once
Input of response value for the tolerance band of the PLC status message n
set
< n
act
(see
also MD 241). The tolerance band of the n
set
= n
act
response threshold can be defined in
machine data MD 27.
Diagnosis
28
Default value
Lower output limit
Upper output limit
Units
0000
0000
–
Hex
Active
at once
Output of diagnostic messages which do not cause tripping (pulse disable).
0008 H: Temperature sensor circuit interrupted or shorted
2000 H: Division interrupt: Error in calculation routines or incorrect entry of data
Speed limitation motor 1
29
Default value
Lower input limit
Upper input limit
Units
Maximum motor
speed
0
Maximum motor
speed
rev/min
Active
at once
Input of maximum motor speed (n
max
) = speed safety limit.
P-gain speed controller motor 1
31
Default value
Lower input limit
Upper input limit
Units
32.0
1.0
120.0
–
Active
at once
Input of P gain (K
p
) for the speed controller. The speed controller has a PI function which can
be set separately for eight gear stages.
Note:
A speed controller adaptation can be implemented only for gear stage 1 (see MD 203).
©
Siemens AG 1992 All Rights Reserved 6FC5197- AA50
7–5
SINUMERIK 840C (IA)