Siemens 6RA7086-6KS22 Operating Instructions Manual page 518

6ra70 series, microprocessor-based converters from 6kw to 2500kw for variable-speed dc drives, simoreg dc master
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Parameter list
PNU
Description
11.27 Definition of "Motor interface"
(see also Section 8, Sheets G185 und G186)
CAUTION!
The encoders for measurement and monitoring of the brush length, bearing condition, air flow and motor temperature must be
safely isolated from the power circuit.
P490
Selection of temperature sensor for analog monitoring of motor
*
temperature
(G185)
i001:
Temperature sensor at terminals 22 / 23:
i002:
Temperature sensor at terminals 204 / 205:
Settings:
0
No temperature sensor
1
KTY84
PTC thermistor with R=600 Ω
2
PTC thermistor with R=1200 Ω 1)
3
PTC thermistor with R=1330 Ω 1)
4
PTC thermistor with R=2660 Ω 1)
5
1) PTC thermistor according to DIN 44081 / 44082 with specified R at rated
response temperature, 1330 Ω on Siemens motors (setting 4 must be
selected). When a PTC thermistor is selected as the temperature
sensor, it is not necessary to set parameters P491 and P492 (alarm and
trip temperatures). These two temperatures are predetermined by the
type of PTC thermistor installed. Whether an alarm or fault is output
when the operating point of the PTC thermistor is reached depends on
how the relevant input is parameterized (P493.F or P494.F).
P491
Analog monitoring of motor temperature: Alarm temperature
FDS
Operative only when P490.x=1.
(G185)
P492
Analog monitoring of motor temperature: Trip temperature
FDS
Operative only when P490.x=1.
(G185)
P493
Motor temperature analog 1 (temperature sensor at terminals 22 / 23):
*
Tripping of alarm or fault message
FDS
Motor temperature grasped with KTY84
(G185)
0
Monitoring deactivated
1
Alarm (A029) at temperature > P491
2
Fault message (F029) at temperature > P492
3
Alarm (A029) at temperature > P491 and
fault message (F029) at temperature > P492
Motor temperature grasped with PTC thermistor
0
Monitoring deactivated
1
Alarm message (A029) when operating point of PTC thermistor
is reached
2
Fault message (F029) when operating point of PTC thermistor is
reached
3
Illegal setting
11-54
1)
Value range
No. indices
[Unit]
Factory
Steps
setting
Type
0 to 5
Ind: 2
1
FS=0
Type: O2
0 to 200
Ind: 4
[°C]
FS=0
1°C
Type: O2
0 to 200
Ind: 4
[°C]
FS=0
1°C
Type: O2
0 to 3
Ind: 4
1
FS=0
Type: O2
SIEMENS AG
SIMOREG DC Master
Operating Instructions
05.05
See
Change
(Access /
Status)
P052 = 3
P051 = 40
Offline
P052 = 3
P051 = 40
Online
P052 = 3
P051 = 40
Online
P052 = 3
P051 = 40
Offline
6RX1700-0AD76

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