Agilent Technologies 5977C Inert+ MSD User Manual

5 Operating in CI Mode
To Operate the Reagent Gas Flow Control Module
5977C GC/MSD Operating Manual 125
The Open and Closed states are shown in the monitors as Open and Closed
respectively.
Figure 41. Reagent gas flow control module schematic
Gas A
(methane)
supply
Gas B
(other)
supply
Gas A
select valve
Gas B
select valve
MFC
Calibration
valve
Restrictor
Calibration
vial
Shutoff
valve
GC/MSD
interface
GC column
CI
source
Table 13 Flow control module state diagram
Result Gas A flow Gas B flow
Purge
with Gas A
Purge
with Gas B
Pump out
flow module
Standby, vented, or
EI mode
Gas A Open Closed Open Closed Closed Closed
Gas B Closed Open Closed Open Closed Closed
MFC On
 setpoint On  setpoint On  100% On  100% On  100% Off 0%
Shutoff valve Open Open Open Open Open Closed

Agilent Technologies 5977C Inert+ MSD Specifications

General

Brand	Agilent Technologies
Model	5977C Inert+ MSD
Category	Security Sensors
Language	English