red lion T48 - Module 4: Alarm Parameters (4-AL); Alarm Parameters (4-AL)

Configure Module 4 - Alarm Parameters (4-AL)
Controller returns to configuration access point (CnFP NO) if alarm(s) are
not installed.
Display Parameter
Range and Units
(Factory Setting)
Description/
Comments
ACt1 Alarm 1 action
mode
A-HI - absolute high
A-LO - absolute low
d-HI - deviation high
d-LO - deviation low
b-IN - band inside
b-ot - band outside
Hcur - heater current
alarm *
Heat - control output *
(A-HI)(HEAt) *
If changed, check
alarm values. If heat
is selected, the
remaining alarm
parameters do not
appear. For P48,
heat is main control
output.
rSt1 Alarm 1 reset
mode
Auto - automatic
LAtc - manual reset
(Auto)
Manual reset via
Hidden Mode or user
input.
Stb1 Alarm 1 standby
function (delay)
yes/no
(no)
Power-up standby
delay.
AL-1 Alarm 1 value -999 to 9999
(0) T48
(0.0) P48
If band alarm action,
then only a positive
value can be
entered.
ACt2 Alarm 2 action
mode *
A-HI - absolute high
A-LO - absolute low
d-HI - deviation high
d-LO - deviation low
b-IN - band inside
b-ot - band outside
CooL- cooling output
Hcur - heater current
alarm *
(A-HI)
If changed, check
alarm values. If
cooling is selected,
the remaining Alarm
2 parameters do not
appear.
For P48, cool is
second PID control
output.
Display Parameter
Range and Units
(Factory Setting)
Description/
Comments
rSt2 Alarm 2 reset
mode *
Auto - automatic
LAtc - manual reset
(Auto)
Manual reset via
hidden Mode or user
input.
Stb2 Alarm 2 standby
function (delay) *
yes/no
(no)
Power-up standby
delay.
AL-2 Alarm 2 value * -999 to 9999
(0) T48
(0.0) P48
If band alarm action,
then only a positive
value can be
entered.
AHYS Alarm Hysteresis
value
1to250
(1) T48
(0.1) P48
Applies to both
alarms. Set to
eliminate chatter.
* Model Number or Mode Setting Dependent
-25-