Sony LT20 Series Instruction Manual page 80

Note
• When there is a preset value the "reset" command will set
the value to zero. To recall the preset value input the
"recall preset value" command.
• The data set by the commands given in the table will not
be stored by the display unit.
If the power is turned off the settings must be repeated.
• Provide intervals of at least 50 ms between command
inputs.
2. Example of data transmission
• External device → display unit
To preset 123.456 for A channel
C R L F
AP=123.456
• Display unit → external device
1 When a 1 channel model has received the "R"
command, or a 2 channel model has received the "Ar"
command :
During normal operation
(Output the A channel value of 123.456)
When an alarm is triggered : AE
72
C R L F
: AM123.456
C R L F
2 When a 2 channel model has received the "R"
command :
During normal operation :
(a) A–123.456MBM678.912
C R L F
(b) A–123.456 BM678.912
(Output the A channel value of –123.456 and the
B channel value of 678.912)
When an alarm is triggered :
(a) AEMBE C R L F
C R L F C R L F
(b) AE BE
(a) or (b) can be chosen with the initial settings.
(See P54 "5-1-3. RS-232C model".)
Note
M means a space.
C R L F
C R L F