Instruction manual

Instruction Manual MicroBlender
L2965–101 Rev. D 11
High Flow MicroBlender Alarm / Bypass Check
Adjustment Response
1. Connect the 50 ±5 PSIG* air/
oxygen source gases. Adjust the
control knob to 60%. Connect
the flow meter to the auxiliary
outlet and set the flow to 2 LPM.
1. Alarm/Bypass should not
activate.
2. Connect an oxygen flow meter
to the auxiliary outlet to activate
the auxiliary bleed and disconnect
the 50 PSIG* air source from
MicroBlender.
NOTE: The MicroBlender must be
flowing gas for the alarm to
activate.
2. Audible alarm
3. Reconnect the 50 PSIG* air
source to the MicroBlender.
3. Audible alarm stops. Verify
oxygen concentration with an
oxygen analyzer.
4. Disconnect the 50 PSIG*
oxygen source from the
MicroBlender.
4. Audible alarm.
5. Reconnect the 50 PSIG* air
source to the MicroBlender.
5. Audible alarm stops. Verify
oxygen concentration (57% to
63%) with an oxygen analyzer.
6. Verify that the oxygen flow
meter is set at 2 LPM.
6. Oxygen analyzer should read 57
to 63% when measured from the
flow meter outlet