24 DF-150E
Options
Figure 12: Low Flow Alarm
NOTE
Unless otherwise requested, the analyzer is factory calibrated on
nitrogen. Analyzer readings will be inaccurate if used with a
background gas other than the one for which it is calibrated. If the
analyzer was calibrated on a gas other than nitrogen, the gas will
be labeled on the front panel to the left of the numeric display.
7.7 Flow Control Valve
The upstream Flow Control Valve is mounted behind the door and adjacent to
the Flow Indicator. It may be used to control the gas flow rate in positive
pressure installations where the inlet pressure is less than 5 psi.
7.8 Stainless Steel Outlet Tubing
Stainless steel outlet tubing is available in place of the standard Tygon
outlet
tubing. Stainless steel tubing is recommended for combustible or toxic gases.
7.9 Pump
The On-board Pump allows the analyzer to operate on gas sample streams
between 2.0 psig vacuum and 2.0 psig positive pressure.
If the analyzer has a pump, it will also have a downstream Flow Control Valve
mounted in the bottom of the flow meter. When using the pump, always use
this downstream valve to control the gas flow rate and leave all up stream
valves wide open.
.
If the pump is not in use, (positive pressure application) always control the gas
flow with an upstream valve or regulator and leave all down stream valves
wide open.
Содержание DF-130E
Страница 1: ...Oxygen Analyzer DF 150E OPERATOR MANUAL...
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Страница 13: ...Specifications DF 150E 9 Figure 1 DF Series Oxygen Analyzer...
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Страница 87: ...Index DF 150E 83 U Upsets Oxygen Shock 44 V Voltage 15 46 checking 15 W Warranty 79...