Summary of Contents for Orbit Merret OM PROFI
- Page 1 USER MANUAL OM PROFI PROTOCOL DESCRIPTION/COMMUNICATIONS PROFIBUS PROFINET Outstanding Measurement Value...
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Page 2: Safety Instructions
This electrical equipment may be installed, operated and maintained only by qualified personnel. ORBIT MERRET assumes no responsibility for any consequences arising from the use of this equipment. 2 | USER MANUAL OM PROFI... -
Page 3: Instrument Connection
INSTRUMENT CONNECTION 1. CONNECTION OF THE INSTRUMENT The connection of ORBIT MERRET devices to the Profibus data link is implemented by an internal card with the SPC 3 control circuit. Signalling LEDs Profibus card in instruments of these models: OM 402, 502 and 602... - Page 4 DESCRIPTION OF COMMUNICATION The connection of ORBIT MERRET devices to the ProfiNet data line is implemented by an internal card with the TPS-1 control circuit. Signalling LEDs Port 1 Port 2 The order of connected lines does not matter LED SIGNALISATION „D 1“...
- Page 5 In a mode in which the OM xxx is set in a single step, or when information is read out from the OM ProfiBus card only LED „D2“ flashes, signalling that the ProfiBus communication line is on. In the event of an error LED „D3“ lights up, indicating an error as per table. USER MANUAL OM PROFI | 5...
- Page 6 Text of command for OM instruments sent by functions 129, 130, 229 32x Char OM Command and 230 Byte Relay mask Permission to change limit values 1 to 8 as per significance of bits 0 to 7 6 | USER MANUAL OM PROFI...
- Page 7 ** when selecting the GSD file setting in the instrument menu to “5 Channels” or “5 Channels + Limit” *** when selecting the GSD file setting in the instrument menu to “9 Channels” or “9 Channels + Limit” USER MANUAL OM PROFI | 7...
- Page 8 12B transmitted 4 - Limits_5xvalue input 16B output 12B telegram 5 - Limits_9xvalue input 16B output 12B May be used to record values 10…29 138…147 Reserve (Max. 100 000 records (100k Write Cycles)) 8 | USER MANUAL OM PROFI...
- Page 9 No data is downloaded unless the „Flag“ value is set to 1 and the „Function“ and „Address“ values are not identical in both telegrams (the received and the transmitted). Similar rule applies to an executed command: unless the „Function“ and „Address“ values are not identical in both telegrams (the received and the transmitted), the function is not performed USER MANUAL OM PROFI | 9...
- Page 10 The value stays projected in the instrument until another value is recorded or the instrument switches off. 10 | USER MANUAL OM PROFI...
- Page 11 „Function + EEPROM address“. After the completion of recording the value into the EEPROM please check that the value has been recorded correctly by reading out the „Value to EEPROM“. If all is correct, the „Function + EEPROM address“ needs to be set to a number <128 USER MANUAL OM PROFI | 11...
- Page 12 OM command is sent out after a change of function to one of the listed. The response will be stored under „Response OM xxx/ Data“. The lists of OM Instrument functions may be obtained from the OM Link program, which is available on the web site of the company ORBIT MERRET, s.r.o... http://www.merret.cz/en/home/search/om-link/podpora 12 | USER MANUAL OM PROFI...
- Page 13 DESCRIPTION OF COMMUNICATION USER MANUAL OM PROFI | 13...
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Page 14: Technical Data
No. of participants when repeaters used: max. 126 INTERNAL COMMUNICATION Baud rate 600 Bit/s to 115 200 Bit/s (default 9600) How often 0,1s to 17s + communication time according to Baud rate (default 0,6s) 14 | USER MANUAL OM PROFI... - Page 16 ORBIT MERRET, spol. s r. o. Vodňanská 675/30 198 00 Praha 9 Czech Republic tel.: +420 281 040 200 fax.: +420 281 040 299 orbit@merret.eu www.orbit.merret.eu TECHDOK - OM Profi - 2020.3 - en...
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