Micromod MOD: Modcell 2050R Users Guide - Manual (Page 119)

IB-23C650
SETUP
Table 11. Alarm Settings Menu
Middle
Display
Bottom
Display
Entry Description
PRIORITY 2
1 = Lower priority
= Higher priority
HYST xxxx 0 to 1000, in engineering units
Hysteresis is an adjustable deadband at alarm
trip-point. Alarm output turns off only after
process value has moved into safe region by an
amount equal to hysteresis. Applies to both
process and deviation alarms.
SETUP None.
TYPE NONE
PROC HI
PROC LO
DEV HI
DEV LO
INP2 HI
INP2 LO
OUT HI
OUT LO
= Not used
= High process variable
= Low process variable
= High deviation
= Low deviation
= High input 2
= Low input 2
= High output
= Low output
IN HEAT NO
YES
= Select cooling band as location for trip-point
= Select heating band as location for trip-point
•
•
• •
•
• •
•
•
HYST xxxx 0 to 1000, in engineering units
Hysteresis is an adjustable deadband at alarm
trip-point. Alarm output turns off only after
process value has moved into safe region by an
amount equal to hysteresis. Applies to both
process and deviation alarms.
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