TouchMix
®
XI Computer User Manual Date: 6/10/16 Doc#: 2005SA1800
Page 33
(1) RS232 Serial Port (Dedicated for scale)
Requires end user supplied cable for installation.
(Reference Installation Control Drawings)
IMPORTANT‐ALLconnectionstotheseportsMUSTcomplywiththeEntityParameters
providedbelow.
Voc/Uo=
(V)
Isc/Io =
(A)
Po=
(W)
Co=
(uF)
Lo=
(mH)
Pin1 DCD(i nput ) 17 0.0 3 4 0.1 4 5 1.7 6 5 0
Pin2RXD(In) 17 0.034 0.145 1.76 50
Pin3TXD(Out) 17 0.034 0.145 1.76 50
Pin4DTR(Output) 17 0.034 0.145 1.76 50
Pin5GND ‐‐‐ ‐‐‐ ‐‐‐ ‐‐‐ ‐‐‐
Pin6DSR(Input) 17 0.034 0.145 1.76 50
Pin7 RTS(Output) 17 0.034 0.145 1.76 50
Pin8CTS(Input) 17 0.034 0.145 1.76 50
Pin9RI(Input ) 17 0.0 3 4 0.1 4 5 1.7 6 5 0
Pin
Number:
SignalName(In/Out):
EntityParamete rsforRS‐232(DedicatedScaleport)
Note‐Cablecapacitanceandinductancemustbeincludedintheoverallconnectioncalculations.
Worstcasecapacitanceandinductancesgenerallyacceptedare:Capacitance‐197pF/m(60pF/ft.)and
Inductance‐0.66uH/m(0.20uH/ft.)
Vmax(orUi)>Voc(orUo)
Imax(orIi)>Isc(orIo)
Pi>Po
Ci+Ccable<Ca(or
Co)
Li+Lcable<La(orLo)