Siemens PGC 302 Edition II - Information for the User; Safety Information; Explosion Protection

INFORMATION FOR THE USER
Page
Conformity certificates
. . . . . . . . . . . 3
Safety information
. . . . . . . . . . . . . . 4
Symbols and abbreviations
. . . . . . . 5
Explosion protection
Special fittings . . . . . . . . . . . . . . . . . . . . . 8
Conditions . . . . . . . . . . . . . . . . . . . . . . . 8
Temperature class . . . . . . . . . . . . . . . . . . . 8
Isolating relay . . . . . . . . . . . . . . . . . . . . . 8
Opening the electronics door . . . . . . . . . . . . . 8
Pressurized enclosure,
switching on the chromatograph . . . . . . . . . . 9
Starting the automatic purging time . . . . . . . . . 9
Key switch, bypassing of purging time controller . . 9
Purging time monitoring unit . . . . . . . . . . . . . 9
Design of the classified
PGC 302
. . . . . . . . . 10
Degrees of protection
used in the classified
PGC 302
. . . . . . . . . . . 10
Heaters for oven,
liquid injection valve and heated line . . . . . . . 10
Solenoid valve for carrier gas H
2
. . . . . . . . . . 10
Classified FID . . . . . . . . . . . . . . . . . . . . 10
Classified TCD . . . . . . . . . . . . . . . . . . . 10
Maintenance of classified parts
. . . 11
Contents
1INHALT.CHP, Stand Dezember 22, 1999
1