PR 5714 - Sensor Error Detection; Error Detection Variants and Configuration; Outside Range and Specific Error Conditions

12 5714V103-UK
Sensor error detection / sensor error detection outside range
Sensor error check in 5714 variants
Variant: Configuration Sensor error detection:
5714A Always: ON
5714B
ERR1=NONE, ERR2=NONE: OFF
else: ON
5714C
O.ERR=NONE: OFF
else: ON
5714D
ERR1=NONE, ERR2=NONE, O.ERR=NONE: OFF
else: ON
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
All
-1.9.9.9 Display readout <-1999
9.9.9.9 Display readout >9999
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