The one froma calta computer (Dnbus) has master, slave and monitor = functions in the same exe. It does expire after one hour of use, you can get it at http://www.calta.com/mdbus.htm modscan is great also. =20 Gonzalo Diaz Mantenimiento Planta LPG Servicios Buproneu S.A. (Capex S.A.) Yacimiento "Agua del Caj=F3n" TE: ++54 299 493 1200 int 260 gdiaz@xxxxxxxxxxxxxxxxx -----Mensaje original----- De: foxboro-bounce@xxxxxxxxxxxxx [mailto:foxboro-bounce@xxxxxxxxxxxxx] = En nombre de Rick Mol Enviado el: Viernes, 19 de Octubre de 2007 11:43 Para: foxboro@xxxxxxxxxxxxx Asunto: Re: [foxboro] FBM231 modbus with siemens- modbus analyzerrecommendation Greetings; all wise and all knowing list. =20 I've been working with a Modbus link to a chiller and have found the analyzer found at http://www.win-tech.com to be very helpful. They = have a Modscan (read), and a ModSim (write), product. The download is free, = but times out after about 4 minutes. The licensing costs are minimal. The scanner runs on a notebook, it does needs a physical comm port to = work, as some of the newer PCs may not have that. =20 Regards, =20 =20 =20 Rick Mol ESCO Company IT/Automation Admin. 231.727.6409 rdmol@xxxxxxxxxxxxxxx =20 =20 _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at = your own risks. Read http://www.thecassandraproject.org/disclaimer.html =20 foxboro mailing list: http://www.freelists.org/list/foxboro to subscribe: = mailto:foxboro-request@xxxxxxxxxxxxx?subject=3Djoin to unsubscribe: = mailto:foxboro-request@xxxxxxxxxxxxx?subject=3Dleave =20 _______________________________________________________________________ This mailing list is neither sponsored nor endorsed by Invensys Process Systems (formerly The Foxboro Company). Use the info you obtain here at your own risks. Read http://www.thecassandraproject.org/disclaimer.html foxboro mailing list: http://www.freelists.org/list/foxboro to subscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=join to unsubscribe: mailto:foxboro-request@xxxxxxxxxxxxx?subject=leave