5715V102-UK 13
Sensor error detection inside and outside range
Sensor error check in 5715 variants:
Variant:
Configuration
Sensor error detection:
5715B
ERR1, ERR2, ERR3 and ERR4 = NONE
OFF
Else:
ON
5715D
ERR1, ERR2, ERR3 and ERR4=NONE, O.ERR=NONE.
OFF
Else:
ON
Readout at hardware error
! Error indications in the display blink once a second. The help text explains the error
Error search
Readout
Error cause
Test of internal communication uC / ADC
HW.ER
Permanent error in ADC
Test of internal CJC sensor
CJ.ER
CJC sensor defect
Check-sum test of the configuration in RAM
RA.ER
Error in RAM
Check-sum test of the configuration in EEprom
EE.ER
Error in EEPROM
Outside range readout (IN.LO, IN.HI):
If the valid range of the A/D converter or the polynomial is exceeded
Input
Range
Readout
Limit
VOLT
0...1 V / 0,2...1 V
IN.LO
< -25 mV
IN.HI
> 1,2 V
0...10 V / 2...10 V
IN.LO
< -25 mV
IN.HI
> 12 V
CURR
0...20 mA / 4...20 mA
IN.LO
< -1,05 mA
IN.HI
> 25,05 mA
POTM
-
IN.LO
< -0,5%
IN.HI
> 100,5%
TEMP
TC / RTD
IN.LO
< temperature range -2°C
IN.HI
> temperature range +2°C
LIN R
0...800 ohm
IN.LO
< 0 ohm
IN.HI
> 1 kohm
0...10 kohm
IN.LO
< 0 ohm
IN.HI
> 15 kohm
Sensor error detection (SE.BR, SE.SH):
Input
Range
Readout
Limit
CURR
Loop break (4..20mA)
SE.BR
<= 3,6 mA; > = 21 mA
TEMP
TC
SE.BR
> ca. 750 kohm / (1,25 V)
RTD, 2-, 3- & 4-wire
No SE.SH for Cuxx, Pt10, Pt20 & Pt50
SE.BR
> 12 kohm
SE.SH
< 15 ohm
LIN R
0...800 ohm
SE.BR
> 875 ohm
0...10 kohm
SE.BR
> 12 kohm
Display readout below min. / above max. (-1.9.9.9, 9.9.9.9):
Input
Range
Readout
Limit
CURR /
VOLT / Lin R
All
-1.9.9.9
Display readout <-1999
9.9.9.9
Display readout >9999
POTM
-
-1.9.9.9
Display readout <-1999
9.9.9.9
Display readout >9999
