Preparing The Sampling System For Operation; Figure 2 Gas Port Adaptors; Figure 3 Mdm300 Positioning - Michell Instruments MDM300 User Manual

MDM300 Sampling System User's Manual
2.4

Preparing the Sampling System for Operation

To prepare the system for operation, it is necessary to install the MDM300 into the
sampling system as follows:
4. Wrap PTFE tape (not supplied), around the ends of the 1/8" NPT to 1/8"
Swagelok
MDM300. Ensure that the orifi ce port adaptors in the MDM300 are
both large bore type (see relevant user's manual for more details).
1/8" Swagelok
fitting
5. Locate the MDM300 in the position shown below.
Michell Instruments
tube fi ttings and install into the orifi ce adaptors fi tted to the
®
PTFE tape here
Adaptor
Dowty seal
Large orifice adaptor
Figure 2
MDM300-IS SAMPLING
SYSTEM
Figure 3
Gas Port Adaptors
MDM300 I.S.
SAMPLE VENT
Sampling System
PRESSURE GAUGE
(PG1)
NEEDLE VALVE
(NV2)
150
200
100
50
250
300
bar
lbf/in 2
FLOWMETER (FM1)
OPTIMAL FLOW
0.2 - 0.5 L/MIN
NEEDLE VALVE
(NV1)
BYPASS VENT
SAMPLE INLET
MAX 100 BARG
BYPASS VALVE
(NV3)
MDM300 Positioning
INSTALLATION
Small orifice
3