Sensor Error Detection Inside And Outside Range - PR electronics 5715 Mode D'emploi

Current output:
Signal range (span) ...................................... 0...20 mA
Programmable signal ranges ...................... 0...20, 4...20,
Load (max.) .................................................. 20 mA / 800 Ω / 16 VDC
Load stability ............................................... ≤ 0.01% of span / 100 Ω
Sensor error detection ................................ 23 / 0 / 3.5 mA / none
NAMUR NE 43 Up- / Downscale ................ 23 mA / 3.5 mA
Output limitation:
on 4...20 and 20...4 mA signals ............ 3,8...20.5 mA
on 0...20 and 20...0 mA signals ............ 0...20.5 mA
Current limit ................................................. ≤ 28 mA
Relay outputs:
Relay function ............................................. Setpoint
Hysteresis, in % / display counts ............... 0.1...25% / 1...2999
On and Off delay ......................................... 0...3600 s
Sensor error detection ................................ Make / Break / Hold
Max. voltage ................................................ 250 VRMS
Max. current ................................................ 2 A / AC
Max. AC power ........................................... 500 VA
Max. current at 24 VDC .............................. 1 A
Marine approval:
Det Norske Veritas, Ships & Offshore ......... Standard for Certification No. 2.4
Observed authority requirements:
EMC 2004/108/EC
Emission and immunity ......................... EN 61326
LVD 73/23/EEC ............................................ EN 61010-1
UL, Standard for Safety .............................. UL 508

Sensor error detection inside and outside range:

Sensor error check in 5715 variants:
Variant: Configuration
ERR1, ERR2, ERR3 and ERR4 = NONE
5715B
Else:
ERR1, ERR2, ERR3 and ERR4=NONE, O.ERR=NONE.
5715D
Else:
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20...0 and 20...4 mA
Standard:
Sensor error detection:
OFF
ON
OFF
ON
Outside range readout (IN.LO, IN.HI):
If the valid range of the A/D converter or the polynomial is exceeded
Input Range
0...1 V / 0.2...1 V
VOLT
0...10 V / 2...10 V
CURR 0...20 mA / 4...20 mA
POTM -
TEMP TC / RTD
Sensor error detection (SE.BR, SE.SH):
Input Range
CURR Loop break (4...20mA)
TC
RTD, 2-wire
No SE.SH for Pt10, Pt20 and Pt50
TEMP
RTD, 3-wire
No SE.SH for Pt10, Pt20 and Pt50
RTD, 4-wire
No SE.SH for Pt10, Pt20 and Pt50
Display readout below min. / above max. (-1.9.9.9, 9.9.9.9):
Input Range
CURR All
VOLT All
POTM -
Readout at hardware error
Error search
Test of internal communication uC / ADC
Test of internal CJC sensor
Check-sum test of the configuration in RAM
Check-sum test of the configuration in EEprom
! Error indications in the display blink once a second. The help text explains the error.
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 < -0.5%
IN.HI > 100.5%
IN.LO < temperature range -2°C
IN.HI > temperature range +2°C
Readout Limit
SE.BR <= 3.6 mA; > = 21 mA
SE.BR > ca. 750 kohm / (1.25 V)
SE.BR > ca. 15 kohm
SE.SH < ca. 15 ohm
SE.BR > ca. 15 kohm
SE.SH < ca. 15 ohm
SE.BR > ca. 15 kohm
SE.SH < ca. 15 ohm
Readout Limit
-1.9.9.9 Display readout <-1999
9.9.9.9 Display readout >9999
-1.9.9.9 Display readout <-1999
9.9.9.9 Display readout >9999
-1.9.9.9 Display readout <-1999
9.9.9.9 Display readout >9999
Readout Error cause
HW.ER Permanent error in ADC
CJ.ER CJC sensor defect
RA.ER Error in RAM
EE.ER Error in EEPROM
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