Thermo Scientific SOLA II, User Manual

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The X-Purge System
X-Purge Specifications
Thermo Fisher Scientific SOLA II User Guide G-3
Table G–1.
General specifications
Certifications
CSA with C and US Mark: Class 1, Div. 1, Groups B, C, D
hazardous areas
ATEX: Zone 1, Ex px II T
IECEx: Ex d[p] IIC T4
Programming Programmable time delay
Function Monitors 2 pressurized enclosures and 2 exhaust port
flows
Table G–2. Normal conditions
Normal conditions
Power
AC applied to X-Purge unit
Switches Normal/Bypass: Set to NORMAL
Time delay relay: Set to number of seconds for delay;
time delay typically set from 480 to 600 seconds (see
application notes for individual system)
X-Purge pressure Minimum 10 psig
Y-Purge pressure (analyzer
purge)
Set to approximately 10 psig or as specified in the
application notes shipped with the analyzer
Oven air pressure Minimum 10 psig or as specified in instrument application
notes or system log books
Oven door Closed tightly
Electronic housing door Closed tightly
Instrument air ball valve for
X-Purge unit
Open
Table G–3. Utility requirements
Utility requirements
Instrument air
60–80 psig, 8 SCFM (maximum)
Instrument air quality Water and oil free, -40°C (-40°F) dew point, particles <
5µ, ISA grade, hydrocarbon free
AC power 110 Vac, 50/60 Hz
X-Purge
Specifications