Operation | Model 9060L | |
|
|
|
until the display reads the desired percent concentration. If within 5 seconds no key is pressed, the instrument will return to the sample mode and display oxygen concentration.
After setting the value wait for the unit to time out of this mode (approximately 5 seconds) and return to displaying oxygen concentration.
4.4.2 Set Alarm 2 (LO alarm )
Alarm 2 is preset as a low alarm. To configure this alarm to your preferences:
1.Press the SET ALARM 2 function button once.
2.To change the setting at which the alarm will be actuated, press the SET ALARM 2 function button once more. The alarm setpoint will flash on the LED display. Press either the Up or Down keys to raise or lower the displayed value, as required, until the display reads the desired percent concentration. If within 5 seconds no key is pressed, the instrument will return to the sample mode and display oxygen concentration.
After setting the value wait for the unit to time out of this mode (approximately 5 seconds) and return to displaying oxygen concentration.
4.4.3 Sensor Fail Alarm
The SENSOR FAIL alarm is factory set to a reading less than 0.05% O2. Should this alarm trigger, the ALARM indicator below the SET function buttons will blink, and the alarm relay contact dedicated to this function will change state.
The SENSOR FAIL alarm will also activate when the temperature is below 650°C, or the thermocouple is sensed as open.
4.5 Selecting a Fixed Range or Autoranging
The Model 9060L can operate in fixed high, fixed low, or autoranging mode. To change modes:
1.Press and then release the SET HI RANGE and the SET LO RANGE buttons simultaneously.
Teledyne Analytical Instruments | 34 |