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28
Command
Response
Description
LE
&
Erase data in flash memory
LUAn
&
Sets the unit of measurement for the temperature. n=0 > °C
n=1 > °F
LUBn
&
Sets the unit of measurement for the pH.
n=0 > pH
n=1 > mV
RA
& #
Reading of LOG/PRINT interval set
RP
& 600
Battery level (Resolut. 0.01V)
RUA
U= °C
Channel A unit of measurement
RUB
U= pH
Channel B unit of measurement
WA# &
Setting LOG/PRINT interval.
# is a hexadecimal number 0…D that represents the position of the in-
terval in the list 0, 1, 5, 10, …, 3600 seconds.
WC0 &
Setting
SELF
off
WC1 &
Setting
SELF
on
Command characters are exclusively upper case characters. Once a correct command is entered, the
instrument responds with "&"; when any wrong combination of characters is entered, the instrument
responds with "?". The instrument response strings end with the sending of the CR command (Car-
riage Return). The instrument does not send the LF command (Line Feed).
Before sending commands to the instrument via the serial port, locking the keyboard to avoid func-
tioning conflicts is recommended: use the P0 command. When complete, restore the keyboard with
the P1 command.