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O077-2 Volume II 2-5
Parameter Function Adjustment Range
Default
value
Process High
Alarm 2
If Alarm 2 is a Process High Alarm,
the value of the process variable at or
above which Alarm 2 will be active
(see Figure 2-2)
Input Range Minimum
to Input Range
Maximum
Input
Range
Maximum
Process Low
Alarm 2
If Alarm 2 is a Process Low Alarm, the
value of the process variable at or
below which Alarm 2 will be active
(see Figure 2-2)
Input Range Minimum
to Input Range
Maximum
Input
Range
Minimum
Band Alarm 2 If Alarm 2 is a Band Alarm, the band
of process variable values, centred on
the (program) setpoint, outside which
the process variable will cause this
alarm to be active (see Figure 2-2)
0 to input span from
(program) setpoint
5 units
Deviation
Alarm 2
If Alarm 2 is a Deviation Alarm, gives
a value above (positive value) or
below (negative value) the (program)
setpoint. If the process variable
deviates from the setpoint by a
margin greater than this value, the
alarm becomes active (see Figure
2-2)
±input span from
(program) setpoint
5 units
Alarm 2
Hysteresis
Defines a hysteresis band on the
“safe” side of the Alarm 2 value
1 to 250 units 1 unit
Scale Range
Decimal Point
Position
For linear inputs only, defines the
decimal point position
0 (xxxx), 1 (xxx.x), 2
(xx.xx) or 3 (x.xxx)
1 (xxx.x)
Scale Range
Maximum
For linear inputs only, defines the
scaled input value when the process
variable input is at its maximum value
-1999 to 9999
1000
Scale Range
Minimum
For linear inputs only, defines the
scaled input value when the process
variable input is at its minimum value
-1999 to 9999
0000
Manual Control
Enable/Disable
0 (Disabled) or
1 (Enabled)
0
(Disabled)
Setpoint Strategy Determines whether or not the
setpoint is adjustable in the normal
Base Mode display
0 = not adjustable,
1 = adjustable
1
Communications
Enable/Disable
Enables/disables changing of
parameter values via the
communications link
0 (disabled) or
1 (Enabled)
1
(Enabled)
Controller Set-Up
Mode Lock Code
Defines the four-digit code required
to enter the Controller Set-Up Mode
0 to 9999 10