Operator`s manual

1 • 30-0954RK-200 Series Sample Draw Aspirator Adapter
Overview
This manual describes the 30-0954RK-200 Series sample draw aspirator adapter. It also describes
how to install and use the adapter. A spare parts list at the end of this manual lists replacement
parts.
Specifications
Table 1 lists specifications for the Sample Draw Aspirator Adapter.
WARNING: When using the 30-0954RK-200 Series, you must follow the instructions
and warnings in this manual to assure proper and safe operation of the
30-0954RK-200 Series and to minimize the risk of personal injury. Be sure
to maintain and calibrate the 30-0954RK-200 Series as described in this
manual.
Description
The sample draw aspirator adapter uses compressed air flowing through a venturi to draw air into a
sample chamber.
Figure 1: Flow Diagram
Table 1: Specifications
Applicable Detector Heads RKI S Series, S2 Series, M2, or direct connect detector head
Maximum Compressed Air Supply Pressure 140 PSI
Outlet Pressure to Aspirator 5 - 50 PSI adjustable (determined by required flow rate)
Recommended Sample Flow Rate 3 SCFH (standard cubic feet per hour)
Detector
Head 2
(optional)
Flow
Fail
Switch
Drain
Fault
Switch
Filter
Sample
Compressed
Air In
Inlet/Blowback
Valve
Detector
Head 1
Aspirator
Calibration Gas
Fitting
Calibration
Valve
Flow Meter
Regulator
Exhaust
(Vaccum
Port)
V
Restrictor