Emerson Process Management GmbH & Co. OHG3-32
X-STREAM X2FD
Instruction Manual
HASXMDE-IM-EX
01/2015
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. 3-3: Limits defi ning a window for
valid concentrations
• Defi ning a window
If a window between an upper and a lower
limit is defi ned, 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.
3.9 Checking the settings
Concentration
Activated
Time
Concentration level
Lower limit
Upper limit
Deactivated
Activated
Deactivated
Activated
Deactivated
Activated
Deactivated
ABCD
On
Off
Relay condition
Standard mode
Failsafe mode
Status message on front panel