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gefran 4T72 User Manual page 4

Universal temperature indicator

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Select sampling time
(resolution).
For linear input only.
Digital filter on
main input
Digital filter on process
variable display
Decimal point position for
main input scale
(*) not available for TC, RTD, PTC and NTC scales
Minimum limit of main
input scale
Maximum limit of main
input scale
Offset correction
of main input
Raise key function
(active only in
P.V.selection)
Lower key function
(active only in
P.V.selection)
• Protection
P r
Protection code
+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:
4
0
120ms
> 13bit; 8000 divs
1
60ms
> 13bit; 8000 divs
2
30ms
> 12bit; 4000 divs
3
15ms
> 11bit; 2000 divs
+4 to disable filter
(average of the last eight values sampled)
0.0 to 20.0 sec
0.0 ... 9.9
scale points
dP
Format
0
XXXX
1
XXX.X
2 *
XX.XX
3 *
X.XXX
min...max scale
of input selected in t.P
min...max scale
of input selected in t.P
-999 to 999
scale points
t. u. - t. d.
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
Value
0
Display and setting of all
parameters
In: Ft, Fd, Of, L_L, H_L
• Custom Linearization
Custom Linearization
L n
of main input
Step 0
(beginning of scale value)
the n step value corresponds to input:
.......
mV beginning scale + n *
mV = (mV full scale - mV beginning scale) / 32
Step 32
(full scale value)
Step 33
Step 34
Step 35
(*) only for CPU, TC_LIN and tP = TC CUSTOM
• User Calibration
U.C.
CPU T Function
U. C.
2
Custom RTD sensor
3
Custom PTC sensor
4
Custom NTC sensor
5
Potentiometer (0...1V)
Calibration of
minimum (*)
Calibration of
maximum (*)
81606B_MHW_4T72_0609_ENG
Display limits
(-1999 to 9999 for 4 digit display)
mV
Display limits
(-1999 to 9999 for 4 digit display)
mV beginning
(*)
of scale
(*)
mV full scale
(*)
mV at 50°C

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