Fault Recorder

LogicLab? RTEMS-based fault recorder characteristics

Tecnical informations

Power supply

• Power Supply (Vaux): 110V DC ± 20% (more options available)
• Power request: 40W
• Voltage dips and short interruptions Insensitive to 100% of Vaux for 50 ms (min) Insensitive to 50% of Vaux for 100ms (min)

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Dimensions

• Height: 9HE
• Width: 19"
• Depth: 31 cm

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Current inputs

• 24 isolated noise-free channels
• Isolation on single channel at 3000V DC (1 min)
• Sampling frequency: 7,2 KHz
• Bandwidth (-3 dB): DC (0 Hz) ÷ 3,5 KHz
• Flat band (±0,005 dB): DC (0 Hz) ÷ 3,25 KHz
• Stop band attenuation: >100 dB
• Nominal Current (In): 1Arms / 5Arms
• Full-scale: 30?In
• Range of measure: 0,01?In ÷ 30?In
• Full-scale setup by software command
• Point error: < 0,5%
• Overload permanent: 40A
• Overload transitory: 150A (for 1 s)
• Input impedance: 1,5 mohm (purely resistive)
• Absorbed power (1A): 1,5 mVA @ In
• Absorbed power (5A): 37,5 mVA @ In
• Resolution (ENOB): 16 bit noise-free
• signal-noise ratio: 92 dB
• Cross-over: < -92 dB

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Voltage inputs

• 8 isolated noise-free channels
• Isolation on single channel at 3000V DC (1 min)
• Sampling frequency: 7,2 KHz
• Bandwidth (-3 dB): DC (0 Hz) ÷ 3,5 KHz
• Flat band (±0,005 dB): DC (0 Hz) ÷ 3,25 KHz
• Stop band attenuation: >100 dB
• Full-scale (Pn): 100Vrms / 200Vrms / 700Vrms
• Field of measure: 14 mVrms ÷ 100 Vrms @ Pn=100 Vrms 28 mVrms ÷ 200 Vrms @ Pn=200 Vrms 0,1 Vrms ÷ 700 Vrms @ Pn=700 Vrms
• Full-scale setup by software command
• Point error: < 0,5%
• Input impedance: 330 kohm (purely resistive)
• Absorbed power: 480 mVA @ 400V
• Resolution (ENOB): 16 bit noise-free
• signal-noise ratio: 92 dB
• Cross-over: <-86 dB

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Digital inputs

• 128 isolated channels
• Isolation on single channel at 3000V DC (1 min)
• Input voltage (min): 18V
• Input voltage (max): 140V
• Time resolution: 1 ms

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Communication

Ethernet 10/100 Mbit/s

Configurable as knot of a net LAN/WAN

1 RS232 (19.200 fixed bauds) – frontal side

1 RS232 (until 115.200 bauds) – back side

Remote connection with analog modem

3 RS232 for custom applications

Isolated communication ports

(Ethernet: 1500 Vrms Serials: 2500 Vrms)

Connector for satellite antenna

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Signal relay

Out of order

Recording in progress

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Elaboration

32 bit multiprocessor (4 ColdFire? MCF5272processor) system

Realtime operating system RTEMS

32 MByte Flash memory

128 Mbyte DRAM

RTC with GPS synchronization

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Fault Recording Recording in flash memory

Recording maximum time: 250 s

Maximum number of recordings: 180

Pre-fault time: 50 ms ÷ 1 s

Fault time: 100 ms ÷ 60 ses

Post-fault time: 100 ms ÷ 1 s

Possibility of prolongation recording

Maximum duration recording: 150 s

Analog Trigger on threshold (max, min, gradient)

Trigger on digital transitions

GPS based time tag events (Precision: 1 µs - Resolution: 1 ms)

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Normative conformity

IEC 61000 – 4 – 2 (Level 3)

IEC 61000 – 4 – 3 (Level 3)

IEC 61000 – 4 – 4 (Level 3)

IEC 61000 – 4 – 5 (Level 4)

IEC 61000 – 4 – 6 (Level 3)

IEC 61000 – 4 – 8 (Level 5)

IEC 61000 – 4 – 10 (Level 3)

IEC 61000 – 4 – 12 (Level 3)

IEC 61000 – 4 – 16 (Level 4)

IEC 61000 – 4 – 17 (Level 3)

IEC 61000 – 4 – 29 (Level 3)

ENEL DV1047A2-NC

ENEL REMC01

ENEL REMC02

ENEL RMEC01

ENEL RCLI01

ENEL LV27

ENEL LV29

ENEL DV1500

ENEL DV1501 A

ENEL DN7600

CEI 45-5

CEI 70-1 IP30 (front) IP20 (case)

COMTRADE standard IEEE Std C37.111-1991

Firmware Architecture

In progress...

Link

Product brochure:

[English: http://www.logiclab.it/DV947_file/Fault%20recorder%20LogicLab.pdf]

[Italian: http://www.logiclab.it/DV947_file/BrochureOscilloperturbografo.pdf]

Italian site:

[LogicLab: http://www.logiclab.it]

[PowerProbe: http://www.logiclab.it/it/DV947.htm]

RTEMS related page:

LogicLab S.r.l.

PowerProbe