LAMBDA REDOX measurement unit Operation MANUALwww.lambda-instruments.com 96.3 RS-connection schemeThe 8-pole DIN connector “REMOTE” is used for the remote control and RS-485 connection.No. Colour Description1 yellow (+) input remote speed control 0-10V *)2 grey step signal from stepping motor (0 and 12V)3 green earth, 0 V4 brown + 12 V5 white (+) input remote ON/OFF; 0V = ON, 3–12 V = OFF(this logic can be inversed on demand)6 pink earth, ground (GND)7 red RS 485 B (-)8 blue RS 485 A (+)*) (zero line connected to the contact no. 3)LAMBDA Laboratory InstrumentsSihlbruggstrasse 105CH-6340 BaarSWITZERLAND – EUROPETel.: +41 444 50 20 71Fax: +41 444 50 20 72LAMBDA CZ s.r.o.Lozíbky 1CZ-61400 BrnoCZECH REPUBLIC – EUROPEHotline: +420 603 274 677E-mail: support@lambda-instruments.comWeb: www.lambda-instruments.com www.bioreactors.euFigure 6.3-1 8 poleconnector