Teledyne IR-7000 - Non-dispersive infrared series - Manual (Page 73)

NDIR Gas Analyzer Maintenance 6
Teledyne Analytical Instruments., - Rev. 3 65
6.3.2 Normal Operation Messages
M ESSAGE D ESCRIPTION
IR ALARM LOW
The measured value is below the low alarm setpoint.
The LOW ALARM condition exists.
IR ALARM HIGH
The measured value is above the high alarm setpoint.
The HIGH ALARM condition exists.
PATENT PENDING
VERSION VXXX
One of the startup screens. Indicates the software
version (XXX) installed.
FIRST POWER UP
DEFAULTS
Startup screen indicating status of battery backed
memory. If memory has been corrupted or lost, all user
settable values are set to default values.
BATTERY BACKUP
RECOVERY
During power-up, indicates that the battery-backed
memory is good.
FULL CAL REMOTE
CALIBRATION
The instrument is performing a full zero and span
calibration which was requested through the optional
opto-isolated digital input.
FULL CAL AUTO
CALIBRATION
The instrument is performing a full zero and span
calibration which was initiated by the passing of the
number of hours set in SETUP: CAL TIME.
NEG DRIFT ZERO
CALIBRATION
An automatic zero calibration is in progress because the
measurement was more than 2% of instrument span in a
negative direction and automatic calibration is enabled.
DOING ZERO
CALIBRATION
A zero calibration is in progress.
DOING UPSC
CALIBRATION
A span calibration is in progress.
LOCKED
The instrument is being controlled through the opto-
isolated digital input or RS-232 option. This action
locks out the front panel until a code is sent to unlock
the panel. See Section A-3.
NONLIN Indicates the instrument is operating in nonlinear mode.
COUNT
Indicates the instrument is operating in raw sensor
signal mode and is not displaying concentration..
RETRY
Indicates that the instrument rejected the data captured
while attempting a calibration. It is extending the
calibration in an attempt to capture valid data.
BATTERY LOW
The battery installed in the portable model is nearly
discharged.