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  • Users: shoubaki
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  1. shoubaki

    PLC restarting

    hello every one: I have PLC seimens S7-300 that installed with machine but the PLC gives wrong commands in certain module , it is possible to restart the PLC without losing the user data in micro memory data what is the major effect of this restarting
  2. shoubaki

    saturated steam

    Dear ALL: I have saturated steam line using in distillation unit with pressure 5.3 so the expected temperature is about 160 C , but actually the temperature is 140 C what is the possibles causes for this case? can any body help me ???
  3. shoubaki

    determine the specification of the transformer

    hello I found a failur transformer in the my device, it is variable output step down. the transformer has no I/O plate, I haven't the service manual of this device , so i cant determine the specification of this transformer , is there any method to determine the specification of this...
  4. shoubaki

    pharma air balance

    Dear All I'm working in pharma factory as calibration and validation engineer. now I have received new responsibility about air balance , I have no experience in this field. the factory have 7 AHU's controlled by BMS, I have to make positive room pressure comparing with corridor. the BMS...

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