At 12:20 AM 12/28/02 +0530, Jeethu Rao wrote: >Hi, >A guy in here wants a couple of 0-10volts to 4-20ma convertors for >Interfacing some sensors to a PLC. Are there any directly >Applicable ICs for this or should I build it out of OPAMPS ? Have a look at the LM10 from National Semiconductor. They have app notes that show how do do this and the LM10 is ideally suited for the purpose. We use them by the thousands for both 4-20 mA and 1-5 mA sensor transmitters. dwayne -- Dwayne Reid Trinity Electronics Systems Ltd Edmonton, AB, CANADA (780) 489-3199 voice (780) 487-6397 fax Celebrating 18 years of Engineering Innovation (1984 - 2002) .-. .-. .-. .-. .-. .-. .-. .-. .-. .- `-' `-' `-' `-' `-' `-' `-' `-' `-' Do NOT send unsolicited commercial email to this email address. This message neither grants consent to receive unsolicited commercial email nor is intended to solicit commercial email. -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu