Mar 12, 2003 #1 jlane Electrical Jan 13, 2003 6 0 0 CA I am looking for a circuit to convert 0-10 vdc to 4-20 ma. Accuracy and linearity are not critical.
Mar 12, 2003 #2 tomatge Industrial Apr 11, 2002 93 0 0 GG Are you looking to make one, or buy one. Convertors of this type are readily available on the market, Weidmuller, Entrelec and Phoenix Contact all have devices that will do this. Upvote 0 Downvote
Are you looking to make one, or buy one. Convertors of this type are readily available on the market, Weidmuller, Entrelec and Phoenix Contact all have devices that will do this.
Mar 12, 2003 Thread starter #3 jlane Electrical Jan 13, 2003 6 0 0 CA I would prefer to build one. It is a small application with about 10 required. Upvote 0 Downvote
Mar 12, 2003 #4 melone Electrical Aug 10, 2001 1,233 0 0 US Then it is in your best interest to buy one. Why go through all of the toruble of building and troubleshooting on a very small quantity? Upvote 0 Downvote
Then it is in your best interest to buy one. Why go through all of the toruble of building and troubleshooting on a very small quantity?
Mar 12, 2003 #5 cbarn24050 Industrial Jan 20, 2002 709 0 0 GB Hi, its very easy, just an op amp and some resistors. Upvote 0 Downvote
Mar 12, 2003 #6 melone Electrical Aug 10, 2001 1,233 0 0 US No circuit with an op-amp is easy. Those things are notoriously sensitive to layout / construction. Upvote 0 Downvote
Mar 13, 2003 #7 jokerman Computer Aug 2, 2002 2 0 0 FR Check out Burr-Brown and Analog Devices - they both do single-chip solutions for converting 0-1V and 0-10V to 4-20mA in 2 and 3-wire. Regards, Mike. Upvote 0 Downvote
Check out Burr-Brown and Analog Devices - they both do single-chip solutions for converting 0-1V and 0-10V to 4-20mA in 2 and 3-wire. Regards, Mike.