Measuring Transducer CP40

Description: The CP40 measuring transducer is controlled by a 16 bit microprocessor. It is configured by means of software. It has two, three or four analogue outputs and two contact outputs, which can be configured as contacts. The serial output can be USB or RS 485.

Connections

Dimensions

ANALOGUE OPUTPUT

  • Programmable zero, full scale and overgange allowed.
  • Insulated from input, power supply and serial port

SETTING

  • MODUBUS ID
  • Baud rate, defaulot 9600 bauds
  • Input current 1A or 5A (Primary current of CT by default 5A)
  • Nominal current (Secondary current of CT by default 5A)
  • PT voltage ratio, primary and secondary values
  • Analogue output parameters (By default 0 – 100 of input)

APPLICATION STANDARD

  • IEC 60688 Electrical measuring transducers
  • IEC 61010 Safety requirements
  • IEC 61326 EMC requirements
  • UL 94 Flammabillity
  • IEC 60038 Standard voltages and current values

SERIAL PORT

  • USB y RS485
  • MODBUS/RTU Protocol
  • RS 485 insulated input signal, power supply and analogue output

CURRENT INPUT (SECONDARY RATED)

  • Current input: X/5 o X/1 configurated by software
  • Burden: ≤ 0,2 VA
  • Measuring range: Up to 120% (on request 150%)
  • Overload: Permanent 2 xln, 10 xin 15s, 40 xln 1s

POWER SUPPLY

  • Option 1: 90 – 270 V AC/DC
  • Burden: ≤ 8 VA
  • Option 2: 18 .. 72 V DC
  • Burden: ≤ 6W

VOLTAGE INPUT

  • Voltage (Un): 3 x 400 V AC L-N 690 V AC L-L
  • Burden: ≤ 0,3 VA
  • Measuring range: Up to 120% (On request)
  • Overload: Permament 2 xln, 10 lxn, 15s, 40 xln 1s

ANALOGUE OUTPUT

  • DC current option 1 (mA): 0 – 20, 0 – 5 bidirectional, 4 -20
  • DC current option 2 (mA): 0 – 1, 0 – 2,5 bidirectional
  • DC voltage option 1 (V): 0 – 10 bidirectional
  • DC voltage option 2 (V): 0 – 5 bidirectional, 1 – 5, 2 – 10
  • Load impedance:
    – Ro (kΩ) = 12/lo mA max for mA
  • – Ro (kΩ) = Vo / 30 mA min for V
  • Saturation limit: 120%
  • Maximum open circuit voltage: 13 V

OTHER CHARACTERISTICS

  • Class: 0,2
  • Isolation: Up to 4 kV, 50 Hz, 1 min
  • Installation category: III
  • Pollution degree: 2
  • Operating frequency: 50 / 60 Hz
  • Reference temperature: 23 ºC ± 1 ºC
  • Operating temperature: -10 .. 15 .. 30 .. 55ºC
  • Linearity error: ≤ 0,05
  • Response time: ≤ 200 ms (0 – 90 % lo)
  • Frequency coefficient: Not affected

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Measuring Transducer CP40

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Measuring Transducer CP40