Auto-Zeroing The Detector; Manual Auto-Zeroing Of The Detector; External Auto-Zeroing Of The Detector - Agilent Technologies 1260 Infinity User Manual

Auto-zeroing the Detector

Manual Auto-zeroing of the Detector

To auto-zero the detector:
1 Set the Gain to the desired value. The gain is set on the Temp/Gain screen,
2 Press the
3 If the signal is to be offset, set the offset at this time. The Offset screen is
The offset must be selected after the detector is auto-zeroed, as the auto-zero operation
N O T E
sets the signal to 0.
If you change the gain selection, make sure that the system is auto-zeroed again before
N O T E
taking any measurements.

External Auto-zeroing of the Detector

If desired, the auto-zero command can be initiated by an external device such
as the HPLC system controller. To employ this feature, a cable from the
external device is plugged into the EXT AUTO ZERO socket on the rear panel.
See
Agilent 1260 Infinity ELSD User Manual
which is accessed by pressing the
screen is presented.
button. The detector will be automatically auto-zeroed at this
point.
accessed by pressing the
"Additional Options"
button two times when the Signal
button when the Status screen is presented.
on page 40.
Using the System
Auto-zeroing the Detector
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