The Siemens Simodrive series is one of their best selling lines and their most reliable, but that doesn’t mean that the drives will last forever. We’ve been been repairing customers drives for years and pride ourselves on a fast turnaround which is cost effective as well. Customers always want to keep these drives around, as they are a workhorse in the manufacturing industry. The AC drives are used in a range of applications from use in natural gas facilities to pipeline manufacturers around the world, and we’ve been perfecting our Siemens Simodrive repair process to keep these lines running.
Category: Manufacturers
Modbus Plus and SY MAX Ethernet Network Errors
SY/MAX Ethernet transaction function error codes for Modbus Plus appear as Mmss, where M is the high code, m is the low code, and ss is the subcode. Read below for information regarding possible Schneider Module Modbus Plus and SY MAX Ethernet Network Errors.
Siemens Sinumerik 840D Application
For customers interested in learning more about the Siemens Sinumerik 840D Application here is an excerpt of the catalog from Siemens.
SINUMERIK® 840D sl provides an open, flexible and powerful CNC system with the SINAMICS S120 design for up to 93 axes. With characteristics that describe it as decentralized, scalable, open, inter-connectable and with a wide range of functionality, the SINUMERIK 840D sl is suitable for use in almost every machining technology and it sets
the standard in dynamics, precision and network integration. The SINUMERIK 840D sl offers you uniformity in its programming, operation and machining cycles. With its efficiency in programming, installation and commissioning, this CNC system platform is characterized by its optimum design, innovative NC functionality, communication
and openness. The SINUMERIK 840D sl, available in several performance variants, can be perfectly customized to the practically every machine and machining technology in the manufacturing industry.
Control Techniques UNIDRIVE Alarm and Status Indications
When there is a critical condition detected in your Control Techniques UNIDRIVE, the drive will continue to operate, but the lower display’s status indication will be replaced by an alarm indication. When an HF trip takes place, the Drive Healthy relay will open and serial communications will not function. It is important to give attention to alarm indications, because if an issue is not corrected, the drive could trip.
Refer to the guide below to help identify what kind of error your UNIDRIVE may be experiencing. A comparison chart with status indications is also provided to help identify what happens at each stage of operation.
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Booting the Siemens PCU 20 and PCU 50
When booting the Siemens PCU that you have installed, it should be a relatively simple process, but there can be some problems that come up, so we wanted to go through a few to help anyone who is having issues. When the power supply is switched on, the PCU boots automatically. The system software is installed in the factory and is ready to run. The basic display appears on the screen if the MMC has booted successfully
Reloading Siemens Sinumerik Start-up Archive Files
Reloading Siemens Sinumerik Start-up Archive Files for the NC and PLC
1. Using OP, (Operator Panel) select hardkey Machine then Menu select
Observe: The main operating areas horizontal softkey menu appears. Machine, Parameter, Program, Services, Diagnosis and Start-up.
2. Using OP, select softkey Services
Observe: Current operating area is displayed at top left of display.
3. Using OP, select the hardkey (etc…/extension of the softkey menu key).
Observe: Horizontal softkey menu contains a key labeled Series start-up
NOTE: If softkey Series start-up does not appear then the password access rights need to be set. See the procedure Setting Password Access rights Page 3.
4. Using OP, select horizontal softkey Series start-up.
Observe: Display shows ‘Create series startup archive’ window.
NOTE: If Display shows Read startup archive window, skip step 5
5. Using OP, select vertical softkey Read start-up archive
Observe: A new window will appear, labeled Read Series Start-up Archive.
6. Using OP cursor keys highlight the appropriate NC or PLC archive file.
Note: The backup files are created by the builder and / or end user and the specific name may vary. Suggestion: Select a file which refers to the NC or PLC and has the most recent date
7. Using OP, press the vertical softkey Start.
Observe: The window will shift to the Job Log display. a. Answer the query ‘Do you wish to perform a series start-up?’ By pressing the vertical softkey Yes. b. A series of prompts will appear, telling you the status of the upload of the various series start-up files from the NC archive. c. The message ‘NC Reset – Please wait’ will now appear as many as 6 times. This is normal. d. The control will shift back to the Read Series Start-up Archive display.
8. If necessary, repeat steps 6 and 7, selecting the appropriate archive file, to load both the NC and the PLC.
Control Techniques Unidrive SP Part Numbers and Modes
To better understand your UNIDRIVE SP Model, look at the part number. The guide below breaks down SP range numbers for you and explains each section individually.