5.10
Temperature monitoring forms part of the configurable fault and alarm behavior. The
connected load can be monitored by connecting a measuring resistor (motor PTC) with
temperature characteristics according to DIN 44081 or by means of a bimetal tempera-
ture sensor (break contact).
The operation mode of the motor ptc port can be selected via parameter
Mode Motor temp.
ture" of the frequency inverter operating instructions are complemented by the follow-
ing operation modes with the EM-IO-03 expansion module:
The function to be adjusted by parameter
signaling the overtemperature by the red LED of the frequency inverter, irrespective of
the selected operation modes of the control inputs and outputs.
The operation modes with error-switch-off result in the fault message "FAULT" with
fault number "F0400" being displayed on the control unit KP500.
The fault message can be acknowledged via parameter
linked with parameter
The function selected according to the above table with parameter
Motor Temp.
warning mask. (For detailed information, refer to the operating instructions of the fre-
quency inverter).
Note:
68
68
Motor temperature
570 The operation modes described in chapter "Motor Tempera-
Operation mode
EM-MPTC:
11 -
warning only
EM-MPTC:
12 -
Error-switch-off
EM-MPTC:
13 -
Error-switch-off, 1 min.
delay
EM-MPTC:
14 -
Error-switch-off, 5 min.
delay
EM-MPTC:
15 -
Error-switch-off, 10
min. delay
Error Acknowledgement
Thermal switch
0
S1IND
S2IND
S3IND
S4IND
S5IND
S6IND
MFI1D
Therm. Contact 204
PTC connection
EM-PTC
EM-PTC
570 can be linked, as required, to the digital control outputs and the
The evaluation of the motor PTC port is independent of the signal at the
digital controller input S1IND (controller release).
The critical operating point is displayed by the control
Warnings
unit and parameter
Error-switch-off is displayed by message F0400. Error-
switch-off can be acknowledged via the control unit or
the digital input.
Error-switch-off according to operation mode 2, delayed
by one minute.
Error-switch-off according to operation mode 2, delayed
by five minutes.
Error-switch-off according to operation mode 2, delayed
by ten minutes.
Operation Mode Motor Temp.
103.
Error/Warning-Behaviour
Operation Mode Motor Temp. 570
Operation
Function
269.
570 results in
Program
34 or the logic signal
Operation mode
06/05
06/05
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