Teledyne GFC-7000E - Trace CO2 Analyzer User Manual
Page 247
Model GFC7000E Instruction Manual
APPENDIX A-2: Setup Variables For Serial I/O, Revision
E.0APPENDIX A-3: Warnings and Test Functions, Revision E.0
045840110 Rev B.3
236
SETUP VARIABLE
NUMERIC
UNITS
DEFAULT VALUE
VALUE RANGE
DESCRIPTION
BENCH_DERIV
—
2
0–100
Optical bench temperature
PID derivative coefficient.
WHEEL_CYCLE
Seconds 4,
2
4
0.5–30
Wheel
temperature
control
cycle period.
WHEEL_PROP
1/ºC 1
0–100
Wheel
temperature
PID
proportional coefficient.
Proportional band is the
reciprocal of this setting.
WHEEL_INTEG
— 0.135,
0.035
4
0–100
Wheel
temperature
PID
integral coefficient.
WHEEL_DERIV
— 2
0–100
Wheel
temperature
PID
derivative coefficient.
TPC_ENABLE
— ON
OFF,
ON
ON enables temperature/
pressure compensation; OFF
disables it.
CONC_LIN_ENABLE
— ON
OFF,
ON
ON enables concentration
linearization; OFF disables it.
SERIAL_NUMBER
— “00000000
”
0
Any character in
the allowed
character set. Up
to 100 characters
long.
Unique serial number for
instrument.
DISP_INTENSITY
— HIGH
0
HIGH,
MED,
LOW,
DIM
Front panel display intensity.
I2C_RESET_ENABLE
— ON
OFF,
ON
ON enables automatic reset
of the I
2
C bus in the event of
communication failures; OFF
disables automatic reset.
FACTORY_OPT
BitFlag 0,
4
9
0–65535
Factory option flags. Add
values to combine flags.
1 = enable dilution factor
2 = zero/span valves
installed
4 = conc. alarms routed to
relays
8 = enable linearity
adjustment factor
16 = display units in
concentration field
32 = enable software-
controlled maintenance mode
64
3, 5
= span valve installed
128 = enable switch-
controlled maintenance mode
2048 = enable Internet
option
7
4096 = use “old” style
numeric data entry menus
when editing conc. table