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Model 400E Instruction Manual APPENDIX A-2: Setup Variables, Revision D.4
SETUP VARIABLE
NUMERIC
UNITS
DEFAULT
VALUE
VALUE RANGE DESCRIPTION
CONC_RANGE1
Conc 500 0.1–20000
D/A concentration range #1.
CONC_RANGE2
Conc 500 0.1–20000
D/A concentration range #2.
RS232_MODE
BitFlag 0 0–65535
RS-232 COM1 mode flags. Add values to
combine flags.
1 = quiet mode
2 = computer mode
4 = enable security
16 = enable Hessen protocol
5
32 = enable multi-drop
64 = enable modem
128 = ignore RS-232 line errors
256 = disable XON / XOFF support
512 = disable hardware FIFOs
1024 = enable RS-485 mode
2048 = even parity, 7 data bits, 1 stop bit
4096 = enable command prompt
BAUD_RATE
— 19200
0
300, 1200, 2400,
4800, 9600,
19200, 38400,
57600, 115200
RS-232 COM1 baud rate. Enclose value in
double quotes (") when setting from the RS-
232 interface.
MODEM_INIT
—
“AT Y0 &D0
&H0 &I0
S0=2 &B0
&N6 &M0 E0
Q1 &W0”
0
Any character in
the allowed
character set. Up
to 100 characters
long.
RS-232 COM1 modem initialization string.
Sent verbatim plus carriage return to
modem on power up or manually.
RS232_MODE2
— 0 0–65535
RS-232 COM2 mode flags.
(Same settings as RS232_MODE.)
BAUD_RATE2
— 19200
0
300, 1200, 2400,
4800, 9600,
19200, 38400,
57600, 115200
RS-232 COM2 baud rate.
MODEM_INIT2
—
“AT Y0 &D0
&H0 &I0
S0=2 &B0
&N6 &M0 E0
Q1 &W0”
0
Any character in
the allowed
character set. Up
to 100 characters
long.
RS-232 COM2 modem initialization string.
Sent verbatim plus carriage return to
modem on power up or manually.
RS232_PASS
Password 940331 0–999999
RS-232 log on password.
MACHINE_ID
ID 400
0–9999 (Hessen:
0–999)
Unique ID number for instrument.
COMMAND_PROMPT
— “Cmd> ”
0
Any character in
the allowed
character set. Up
to 100 characters
long.
RS-232 interface command prompt.
Displayed only if enabled with
RS232_MODE variable.
04402 Rev D.4 A-13