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Switching between
and
Shows the free air content of the gas the sensor sees.
5. No Connection detected
If the display shows:
The XD-16 cannot receive data from the LM-1 or other devices. Check the cables.
4.2. Button Functions
1. Start/Stop Recording
Press the Control button once to start recording. The Record indicator light will blink.
Press the Control button again once to stop recording. The Record indictor will switch off.
2. Clear Recording Memory of LM-1
Press and hold the Control button until
for Reset shows.
3. Review Min/Max hold
Press the Control button twice rapidly. The XD-16 will show the last minimum value indicated. Note that the XD-
16 will remember the minimum value even if power is switched off.
Minimum value is indicated by alternating between:
and the minimum value stored.
Holding the Control button down for a few seconds while this is displayed will reset the minimum value.
Press the Control button instead only briefly will show the maximum value indicated. It is indicated by alternating
between:
and the maximum value stored.
Press the Control button again briefly to return to normal operation.
Holding the Control button down for a few seconds while this is displayed will reset the maximum value.
3. Initiating a free air calibration
Press the Control button three times rapidly. The display will show a blinking:
If the button was press accidentally three times, wait for 5 seconds. The XD-16 will return to normal display mode.
