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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