
Operating Instructions
Model 400E Ozone Analyzer
Instruction Manual
134
P/N 04316 Rev: B
6.10.
Operating the Analyzer from a Terminal or
Computer
The model 400E has imbedded in its software a variety of commands which allow
the user to turn various functions on and off, calibrate the instrument, manipulate
data files and perform other tasks from a remote terminal or computer via the
RS-232 COM ports.
Because dumb terminals and computers use different communication schemes, the
analyzer includes two communicate modes specifically designed to interface with
these two types of devices.
COMPUTER MODE: Used when the analyzer is being exercised from a computer a
dedicated interface program such as APIcom.
More information regarding APIcom can be found on in Section 6.10.7 or on T-API’s
website at:
http://www.teledyne-api.com/
.
INTERACTIVE MODE: Used with a terminal emulation programs such as Hyperterm
or a dumb terminal. The following commands are used to operate the analyzer in
this mode.
Table 6-17: Basic Terminal Mode Software Commands
Keys Stroke
Function
Control-T
Switches the analyzer to terminal mode (echo, edit).
If Mode Flags 1 & 2 are OFF, the interface can be used in
interactive mode with a terminal emulation program.
Control-C
Switches the analyzer to computer mode (no echo, no edit).
CR
(carriage return)
A carriage return is required after each command line is typed into
the terminal/computer. The command will not be sent to the
analyzer to be executed until this is done.
BS
(backspace)
Erases on characte r to the left of the cursor location.
ESC
(escape)
Erases entire command line.