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Emerson Process Management GmbH & Co. OHG 5-31
X-STREAM X2
Instruction Manual
HASX2E-IM-HS
02/2012
5
Startup
Standard mode:
An alarm results in the assigned relay being
activated.
Settings:
• Level 1 > Level 2
• Level 1-Function: High
• Level 2-Function: Low
If an alarm is active, a corresponding mes-
sage is displayed in line 4 of the measurement
display.
Failsafe mode:
An alarm results in the assigned relay being
deactivated.
Settings:
• Level 1 > Level 2
• Level 1-Function: High FS
• Level 2-Function: Low FS
Fig. 5-2: Limits Dening a Window for
valid Concentrations
• Dening a window
If a window between an upper and a lower
limit is dened (g. 5-2), an alarm is issued
when the concentration exceeds the upper
level (area D) or drops below the lower limit
(area B).
Only one alarm can be active per channel at
any one time.
5.7 Checking the Settings
Concentration
Activated
Time
Concentration level
Lower limit
Upper limit
Deactivated
Activated
Deactivated
Activated
Deactivated
Activated
Deactivated
A B C D
On
Off
Relay condition
Standard mode
Failsafe mode
Status message on front panel