Connecting The Gas Inlet And Exhaust Tubes - Thermo Scientific VH-D20 Operating Manual

5 • Installation
5.5.6

Connecting the Gas Inlet and Exhaust Tubes

Parts required
Tools required
Preparations
Page 68
5. After the detector has been turned on: Set the nebulizer gas pressure
that is specified for your nebulizer and enter the nebulizer serial
number. See Setting the Nebulizer Gas Pressure and the Nebulizer
Serial Number (} page 101).
This section describes the connection of the gas inlet and exhaust tubes
to the detector.
• Gas supply
• Ventilation appliance
• Parts for connecting the gas supply:
Gas inlet elbow connector
¨
Gas inlet tubing
¨
• Parts for connecting the gas exhaust:
Gas exhaust elbow connector
¨
Gas exhaust tubing
¨
Tubing cutter (optional)
1. Observe the site requirements for the gas supply and the ventilation
(see Ventilation Requirements (} page 51)
Requirements (} page 52)).
2. Check the gas tubes and elbow connectors. Observe the following:
Use only the gas tubes and elbow connectors that are shipped
¨
with the detector or additional or spare parts as recommended
by Thermo Fisher Scientific.
The connectors must be free from contaminants. Even minute
¨
particles may cause damage to the system or lead to invalid test
results.
Do not install gas tubes or connection unions that are stressed,
¨
nicked, kinked, or otherwise damaged.
and
Charged Aerosol Detectors (VH-D20, VF-D20)
Gas Supply
Operating Manual