MESSKO MTeC EPT202, Руководство по эксплуатации

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7
BA 2076/02/01
2 Technical Data
Inputs Inputs Inputs Inputs Inputs
Supply voltage: 100 to 240 V AC, 50 to 400 Hz
100 to 353 V DC
optional: 20-72VDC
Power consumption: Max. of 10 VA or 10 W
Temperature sensor: Pt100 signal in accordance with IEC 751 in 2 or 3-conductor technology or 4 to 20 mA signal (active
or passive), standard measuring range: -20 °C to +140 °C (others on request)
Measuring converters can be provided for other input signals e.g. 0 to 1 mA or 0 to 10 V.
Optional: The 4-20mA input can be used to record the ambient temperature (active or passive
signal), the standard measuring range is -40 to +120°C.
Current transformer input: 0.5 to 5 A CT rated current
Continuous load capacity: 10 A for 8 hours
Short-time current: 500 A for 1 second
Optional: Design including a split core current transformer for cable diameters up to max. Ø10
Outputs Outputs
Outputs Outputs Outputs
Analog outputs: 1 oil temperature, temperature range: -20 °C to +140 °C
1 winding temperature, temperature range: 0 °C to 160 °C
Both analog outputs can be set as desired to: 0 to 10 V
0 to 1 mA
4 to 20 mA (error signal < 3.6 mA)
4 to 20 mA (error signal > 22 mA)
0 to 20 mA (error signal > 22 mA)
Interfaces: 1 RS 232 on 9-pin, sub D plug for parameterization and data logging via PC
1 RS 485 on screw terminals
1 SPI bus on 15-pin, sub D plug for connection of additional modules (for DIN rail mounting only)
Relays: 4 c/o contacts for switching points S1 to S4, contact capacity AC: 250 V / 12A, DC: 110V / 0.4 A
2 c/o contacts for ALARM and TRIP, contact capacity AC: 250 V / 5A, DC: 110V / 0.4 A
1 n/c
contact for ERROR message, contact capacity AC: 250 V / 5A, DC: 110V / 0.4 A
Tests Tests Tests Tests Tests
Electrical safety: Protection class 1 in accordance with IEC 60536
Protection rating IP00 in accordance with IEC 60529
Degree of soiling 2 in accordance with IEC report 664-1
Overvoltage category III in accordance with IEC report 664-1
Electromagnetic compatibility:
IEC 61000-4-2 Interference immunity against electrostatic discharge with 6/8 kV
IEC 61000-4-3 Interference immunity against HF fields with 10 V/m, 80 to 1000 MHz
IEC 61000-4-4 Interference immunity against bursts with 2 kV
IEC 61000-4-5 Interference immunity against surges with 2 kV
IEC 61000-4-6 Interference immunity against HF on lines with 10 V, 150 kHz to 80 MHz
IEC 61000-4-8 Interference immunity against magnetic fields with 30 A/m, 50 Hz, continuous
IEC 61000-4-11 Interference immunity against voltage drops with AC supply: 30 % / 0.5 period
60 % / 5 periods; with DC supply 100 % / 10 ms and 60 % / 100 ms
EN 61000-6-2 CE conformity
EN 61000-6-4 CE conformity
Temperature and climate resistance:
IEC 60068-2-1 Dry cold, -25 °C/20 hours
IEC 60068-2-2 Dry heat, +70°C / 16 hours
IEC 60068-2-3 Moist heat, constant, +40°C/93 % / 2 days, no moisture condensation
IEC 60068-2-30 Moist heat, cyclic (12 x 12 hours) + 55°C / 93 % / 6 cycles