Appendix
A.1 New and extended functions
Converter with control units CU250D-2
358 Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
12 Line contactor control using a digital output of the inverter to
save energy when the motor is switched off
✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ -
13 Fast flying restart for PM330 Power Modules:
The "Flying restart" function does not have to wait for the motor
demagnetization time, and identifies the motor speed without
requiring a search operation.
- - ✓ - - - - - -
14 Load torque monitoring extended to include the following func-
tions:
• Protection against blocking, leakage and dry running opera-
tion in pump applications
• Protection against blocking and broken belts in fan applica-
tions
- ✓ ✓ ✓ ✓ - - - -
15
Automatic switchover of the real time clock from daylight saving
time (summer time) to standard time (winter time).
- - ✓ - - - - - -
16 New or revised default settings of the interfaces: p0015 macros
- - ✓ - - - - - -
17 Expansion of the temperature sensors to include DIN-Ni1000
for analog inputs AI 2 and AI 3
- - ✓ - - - - - -
18 Communication via AS-Interface.
Default setting of the communication via AS-i: p0015 macros
✓ - - - - - - - -
19 Communication expansion via Modbus:
Adjustable parity bit, access to parameters and analog inputs
- - ✓ - - - - - -
20 Extending communication via BACnet:
Access to parameters and analog inputs
- - ✓ - - - - - -
21
The bus error LED for communication via USS and Modbus can
be switched off
✓ ✓ ✓ ✓ ✓ ✓ - - -
Operation with 1FK7 synchronous motors without encoder has already been released with firmware V4.7 for SINAMICS
G120D with CU240D-2 Control Units.
In the preface you can find references to the description of the new functions: Changes in
this manual (Page 5).
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