Operation Menu - Watlow Micro-Based Autotuning Control SERIES 980/985 User Manual

Chart 3 -

Operation Menu

Prompts and
Descriptions.
Operation Parameters
SP2
Pbl
Pb2
rE1
rE2
rA1
rA2
AL0 - Deviation dE
Process Pr
AHI - Deviation dE
Process Pr
Ctl
Ct2
db
CAL
AUt
L-r
2 8 WATLOW Series 980/985 User's Manual
Dead Band: Enter the Dead Band between the heating and cooling functions
adjustable from ± 99°F/± 55°C. The default is 0°. Appears when Ot2 = CL.
Alarm Low: Represents the low process alarm or low deviation alarm.
Displayed only when 0t2 parameter is AL.
Alarm High: Represents the high process alarm or high deviation
alarm. Displayed only when Ot2 parameter is AL.
Calibration Offset. The range is ±99°F/±55°C. The default is 0°.
Calibration Offset adds or subtracts degrees from the input signal.
Auto-Tune. The range of this parameter is 0-3, off = 0, slow = 1,
medium = 2, and fast = 3. A value other than 0 initiates the auto-tune.
Local-Remote: Selects a local or remote set point for the Series 980/985.
Local set point is adjustable directly from the 980/985, while remote can only
be changed from an external device. The signal must be within O-5V or 4-
20mA process input. This parameter appears if the LOC parameter = 0, 1 or 2,
and
rSP = 0-5 or 420.
internal set point.
Use this page as a master copy for your Series 980/985. Operation Parameters.
Do not enter any values here: make photocopies instead.
Value
If L-r = r, the remote set point is displayed in place of the
Range
rL to rH
0 to 999°F/0 to 555°C or
0 to 99.9°F/0 to 55.5°C
0=ON/OFF control
with 3°F or 1.7°C
switching differential.
0.3°F or 0.17°C
for 0.10 units.
. Only appears
Same as Pb1
operation.
Ht/CL or CL/Ht
0.00 to 9.99 repeats/min.
0.00 = No Reset Action
Same as rE1. Only appears if
Ht/CL or CL/Ht operation.
Will not appear if Pb2 = 0.
0.00 to 9.99 min.
0.00 = No Rate Action
Same as rA1. Only appears
if Ht/CL or CL/Ht operation.
Will not appear if Pb2 = 0.
-99° to O° (3 digit display)
-999° to 0° (4 digit display)
rL to AH1
to 99° (3 digit display)
0 °
to 999° (4 digit display)
0 °
AL0 to rH
1 to 60 seconds
1 to 60 seconds
Appears if Ht/CL or CL/Ht
Will not appear if PB2 = 0
±99°F/±55°C. '
Appears if Ht/CL or CL/Ht
±99°F/±55°C
0-3
Appears if Ot1 = Ht.
L or r.
Appears if rSP = 0-5 or 420.
Factory Default
Same as primary set point.
25°F/l3°C (3 or 4 digit)
0°F/0°C or
if (3 4 digit)
0.00 repeats/min.
0.00 repeats/min.
0.00 min.
0.00 min.
-99°
-999°
rL
99°
999°
rH
5 seconds
5 seconds
0
0
0
Setup, Chapter 4
1