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Visualisation in the DRSL-DISPLAY of sensor error detection
Section 9 - Visualisation in the DRSL-DISPLAY of sensor error
detection and input signal outside range
Device:
DRST-UR
If the valid range of the A/D converter or the polynomial is exceeded
Input
0...1 V / 0.2...1 V
VOLT
0...10 V / 2...10 V
CURR
0...20 mA / 4...20 mA
LIN.R
POTM
TEMP
Display readout below min.- / above max. (-1999, 9999):
Input
All
Sensor error detection limits
Input
CURR
Loop break (4..20 mA)
POTM
All, SE.BR on all 3-wire
LIN.R
TEMP
RTD, 2-, 3-, and 4-wire
No SE.SH for Cuxx, Pt10, Pt20 and Pt50
Sensor error check:
Configuration
R1, ERR.ACT=NONE - R2, ERR.
ACT=NONE,
OUT.ERR=NONE.
Else:
Outside range readout (IN.LO, IN.HI):
Range
0...800 Ω
0...10 kΩ
-
TC / RTD
Range
All
Sensor error detection (SE.BR, SE.SH):
Range
0...800 Ω
0...10 kΩ
TC
17
Sensor error detection:
OFF
ON
Readout
Limit
IN.LO
< -25 mV
IN.HI
> 1.2 V
IN.LO
< -25 mV
IN.HI
> 12 V
IN.LO
< -1.05 mA
IN.HI
> 25.05 mA
IN.LO
< 0 Ω
IN.HI
> 1075 Ω
IN.LO
< 0 Ω
IN.HI
< 110 kΩ
IN.LO
< -0.5 %
IN.HI
> 100.5 %
IN.LO
< temperature range -2°C
IN.HI
> temperature range +2°C
Readout
Limit
-1999
Display readout <-1999
9999
Display readout >9999
Readout
Limit
SE.BR
<= 3.6 mA; > = 21 mA
SE.BR
> ca. 126 kΩ
SE.BR
> ca. 875 Ω
SE.BR
> ca. 11 kΩ
SE.BR
> ca. 750 kΩ / (1.25 V)
SE.BR
> ca. 15 kΩ
SE.SH
< ca. 15 Ω
9
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