Teledyne 7600 - Infrared gas analyzer - operating manual - Manual (Page 114)

Appendix Model 7600
Teledyne Analytical Instruments 114
Setting is variable within 1 to 99 hours (in
increments of 1 hour) or Setting is variable
within 1 to 40 days (in increments of 1
day)
Gas flow time setting:
The timing for flowing zero gas in auto
zero calibration is set.
Settable 60 to 900 seconds (in increments
of 1 second)
Upper/lower limit alarm: Alarm contact output turns on when mea-
surement value reach to the preset high or
low limit alarm value.
Contacts close when the channel value of
each channel becomes larger than the high
alarm limit value or smaller than the low
alarm limit value.
Instrument error contact output:
Contacts close at occurrence of analyzer
error No. 1, 3 or 10.
Calibration error contact output:
Contacts close at occurrence of manual or
auto calibration error (any of errors No. 4
to 9).
Auto calibration status contact outputs:
Contacts close during auto calibration.
Pump ON/OFF contact output:
During measurement, this contact close.
While calibration gas is flowing, this con-
tact open. This contact is connected in
power supply of pump, and stop the
sample gas while calibration gas flowing.