6/20/2015 12:44 AM | |
Joined: 9/27/2006 Last visit: 9/19/2024 Posts: 12282 Rating: (2684) |
Hello suaste; Here are all the available manuals on the Micromaster 440 GX found on the Product Support pages: https://support.industry.siemens.com/cs/search?search=micromaster%20440&type=Manual&lc=en-WW Most of those can be opened ion Spanish, if required. The following FAQ describes hosw the serial ports can be used, for BOP/AOp connection, for USS (RS-232) or Profibus-DP (RS-485 connection with a Profibus Option board MICROMASTER 4 (MM4): Serial interface ports
Here is the manual for the Profibus-DP optional communication board: Operating Instructions: MICROMASTER PROFIBUS Optional Board and for USS protocol communications: Specification: Universal Serial Interface Protocol USS Protocol
F0021 is decribed as an Eatth fauklt (see the attached screenshot, taken from the Operating Manuals suggested in the first link above. Here is how F0021 is described in the Parameter List of the MM4, also available in the first link proposed above:
F0021 Ground fault STOP II Quit Refer to F0001 Cause - the fault occurs if the sum of the phase currents is greater than 5 % of the inverter rated current. NOTE - this fault only occurs for inverters with 3 current sensors (sizes D to F, GX, FX). Diagnosis & Remedy Please check the following: - are the connections at the motor terminal boxes o.k. ?
Hope this helps, Daniel Chartier
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Last edited by: dchartier at: 6/20/2015 12:46:04 AM |
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