wtw PhotoLab Spektral, Operating Instructions Manual

Page: 137 / 162

107
16 RS 232 C interface
Via the interface, data can be
●
output to a printer and
●
exchanged with a personal computer (PC)
To transmit data quickly and conveniently, the following accessories are available (with operating manuals):
●
Printer cable
●
Printer
●
Interface cable
●
Communication software.
The following sections of this chapter are
meant for specialists who want to establish
the remote control via the PC themselves.
String to meter Reply from meter Operating mode
S <CR> > <CR> Remote
Command xx
(see section 16.2)
.
.
.
Reply string command xx <CR> Remote
CLOC <CR> Concentration measurement
The keyboard of the photometer is locked
in the Remote operating mode.
Command Function
S Begin communication
CLOC Switchover to normal operation (concentration measurement)
CDAT [anz] Reads out stored measured values
[anz] = number of the measured values to be output
CMES [MMM] Measuring and transferring the concentration value with date/time
[MMM] = method number (e.
g. 086 for method 14729)
CEXT [LLL] Measurement and transmission of the absorbance value for the wavelength
[LLL] = wavelength
CBLA [MMM] Measurement and transmission of the sample blank value
[MMM] = method number
CCLB Erase the stored sample blank value
16
RS
23
2 C
int
e
rfa
c
e
16.1 Principle operating sequence of a remote control
16.2 Instruction set