gefran 4T72 - 6. CUSTOMIZATION AND CALIBRATION; Customization and Calibration Procedures; 7. PROTECTION SETTINGS

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• Custom Linearization
Custom Linearization
of main input
Step 0
(beginning of scale value)
Display limits
(-1999 to 9999 for 4 digit display)
Step 32
(full scale value)
Display limits
(-1999 to 9999 for 4 digit display)
Step 33
mV beginning
of scale
Step 34 mV full scale
Step 35 mV at 50°C
(*)
(*)
(*)
(*) only for CPU, TC_LIN and tP = TC CUSTOM
L n
the n step value corresponds to input:
mV beginning scale + n *
∆mV
∆mV = (mV full scale - mV beginning scale) / 32
• Protection
0 None
1 Zero
2 Hold
3 Flash
4 Max. peak display
5 Min. peak display
6 Delta peak display
7 Peak memory reset
8 Zero + peak memory reset
t. u. - t. d.
• User Calibration
min…max scale
of input selected in t.P
Minimum limit of main
input scale
Maximum limit of main
input scale
Offset correction
of main input
-999 to 999
scale points
min…max scale
of input selected in t.P
Raise key function
(active only in
P.V.selection)
Lower key function
(active only in
P.V.selection)
U.C. CPU T Function
2 Custom RTD sensor
3 Custom PTC sensor
4 Custom NTC sensor
5 Potentiometer (0...1V)
U. C.
Calibration of
minimum (*)
Calibration of
maximum (*)
Protection code
Value
0 Display and setting of all
parameters
P r
Decimal point position for
main input scale
dP Format
0 XXXX
1 XXX.X
2 * XX.XX
3 * X.XXX
(*) not available for TC, RTD, PTC and NTC scales
Select sampling time
(resolution).
For linear input only.
0 120ms > 13bit; 8000 divs
1 60ms > 13bit; 8000 divs
2 30ms > 12bit; 4000 divs
3 15ms > 11bit; 2000 divs
Digital filter on
main input
Digital filter on process
variable display
0.0 to 20.0 sec
0.0 ... 9.9
scale points
+4 to disable filter
(average of the last eight values sampled)
+4 to disable In pages
+16 to enable maintenance of reset latch at power-off (for linear inputs only)
+32 base configuration (the following parameters will not be displayed:
In: Ft, Fd, Of, L_L, H_L
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