Despatch P1400+ Temperature Controller - Manual (Page 46)

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Table 11. 1400+ Set Up Mode Parameters
Parameter Lower
Display
Upper Display
Adjustment Range
Default
Value
When
Visible
Input Filter Time
constant FiLt OFF, 0.5 to 100.0 secs in
0.5 sec increments 2222 . 0000
Always
Process Variable Offset OFFS
±
Span of controller 0000 Always
Primary Power PPW The current Primary
Output Power. Read Only. N/A Always
Secondary Power SPW The current Secondary
Output power. Read Only. N/A
Ctyp = duAL
Primary Output
Proportional Band Pb_P 0.0% (ON/OFF control)
and 0.5% to 999.9% of
input span. 10 10 10 10 . 0000 Always
Secondary Output
Proportional Band Pb_S 0.0% (ON/OFF control)
and 0.5% to 999.9% of
input span. 10 10 10 10 . 0000
Ctyp = duAL
Automatic Reset
(Integral Time
Constant) Arst 0.01 to 99.59 (1 sec to 99
mins 59 secs) and OFF 5555 . 00 00 00 00
Pb_P
is not
0000 . 0000
Rate (Derivative Time
Constant) rATE 0.00 to 99.59 (OFF to 99
mins 59 secs) 1111 . 15 15 15 15
Pb_P
is not
0000 . 0000
Overlap/Deadband OL -20% to +20% of the sum
of the Primary and
Secondary Proportional
Bands 0000 Pb_P
is not
0000 . 0000
Manual Reset (Bias) biAS 0% to 100% (-100% to
100% if
Ctyp = duAL )
25 25 25 25 Pb_P
is not
0000 . 0000
Primary Output
ON/OFF Differential diFP 0.1% to 10.0% of input
span (enter in % span) 0000 . 5555 Pb_P =
0000 . 0000
Secondary Output
ON/OFF Differential diFS 0.1% to 10.0% of input
span (enter in % span) 0000 . 5555 Pb_S =
0000 . 0000
Primary and Secondary
Output ON/OFF
Differential diFF 0.1% to 10.0% of input
span (enter in % span) 0000 . 5555
Pb_P and
Pb_S =
0000 . 0000
Setpoint Upper Limit SPuL Current Setpoint value to
Scale Range Maximum Range
Max.
Always
Setpoint Lower limit SPLL Scale Range Minimum to
current Setpoint value Range Min Always
Primary (Heat) Output
Upper Power Limit OPuL 0% to 100% of full power 100 100 100 100 Pb_P
is not
0000 . 0000
Output 1
Cycle Time CT1 0.5, 1, 2, 4, 8, 16, 32, 64,
128, 256 or 512 secs.
Not applicable to linear
outputs 32 32 32 32 USE1
= Pri
or Sec
or bus