PR Electronics 3105 Isolated Converter

Features

  • Isolation and conversion of standard DC signals
  • Slimline housing of 6 mm
  • Response time <7 ms
  • Low cost
  • DIP-switch configured
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PR Electronics 3105 Isolated Converter is a versatile device designed for the isolation and conversion of standard DC signals. It ensures galvanic separation of analog current and voltage signals, effectively eliminating ground loops and enabling the measurement of floating signals. This converter is an excellent choice for SCADA systems or PLC equipment, offering both cost-efficiency and advanced technology.

Applications

  • Signal Isolation and Conversion: Provides isolation and conversion for standard DC signals, ensuring accurate and interference-free signal transmission.
  • Ground Loop Elimination: Eliminates ground loops, allowing for precise and stable signal measurements.
  • Floating Signal Measurement: Facilitates the measurement of floating signals, enhancing system reliability.
  • Industrial Compatibility: Suitable for environments with high vibration stress, such as ships, ensuring robust performance under demanding conditions.

Technical Characteristics

  • Easy Configuration: Simple configuration via DIP-switches for quick and hassle-free setup.
  • Overvoltage and Polarity Protection: The input is safeguarded against overvoltage and polarity errors, ensuring long-term reliability and protection.
  • Factory-Calibrated Ranges: Comes with factory-calibrated measurement ranges for quick and easy deployment.
  • Floating Inputs and Outputs: Both inputs and outputs are floating and galvanically separated, providing robust isolation and signal integrity.

PR Electronics 3105 Isolated Converter is a reliable and efficient solution for industries requiring accurate signal isolation and conversion, particularly in environments with stringent performance and safety requirements.

Specification

ENVIRONMENTAL CONDITIONS
Operating temperature 0°C to +70°C
Storage temperature -40°C to +85°C
Calibration temperature 20…28°C
Relative humidity < 95% RH (non-cond.)
Protection degree IP20
Installation in Pollution degree 2 & meas. / overvoltage cat. II
MECHANICAL SPECIFICATIONS
Dimensions (HxWxD) 113 x 6.1 x 115 mm
Weight approx. 70 g
DIN rail type DIN EN 60715/35 mm
Wire size 0.13…2.5 mm2 / AWG 26…12 stranded wire
Screw terminal torque 0.5 Nm
Vibration IEC 60068-2-6
2…25 Hz ±1.6 mm
25…100 Hz ±4 g
COMMON SPECIFICATIONS
Supply
Supply voltage 16.8…31.2 VDC
Max. required power 0.80 W
Max. power dissipation 0.52 W
Isolation voltage
Isolation voltage, test / working 2.5 kVAC / 300 VAC (reinforced)
Response time
Response time (0…90%, 100…10%) < 7 ms
Programming DIP-switches
Signal / noise ratio > 60 dB
Cut-off frequency (3 dB) > 100 Hz
Signal dynamics, input Analog signal chain
Signal dynamics, output Analog signal chain
Accuracy Better than 0.2% of selected range
Temperature coefficient < ±0.015% of span / ˚C
EMC immunity influence < ±0.5% of span
Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span
INPUT SPECIFICATIONS
Current input
Measurement range 0…23 mA
Programmable measurement ranges 0…20 and 4…20 mA
Input voltage drop < 1.5 VDC
Voltage input
Measurement range 0…10.25 V 0…11.5 V / 0…5.75 V
Programmable measurement ranges 0/1…5 and 0/2…10 V
Input resistance ≥ 500 kΩ
OUTPUT SPECIFICATIONS
Current output
Signal range 0…23 mA
Programmable signal ranges 0 / 4…20 mA
Load (@ current output) ≤ 600 Ω
Load stability ≤ 0.002% of span / 100 Ω
Current limit ≤ 28 mA
Voltage output
Signal range 0…10 VDC
Programmable signal ranges 0/1…5 and 0/2…10 V
Load (@ voltage output) ≥ 10 kΩ
of span = of the DIP-switch selected output range
OBSERVED AUTHORITY REQUIREMENTS
EMC 2014/30/EU
LVD 2014/35/EU
RoHS 2011/65/EU
EAC TR-CU 020/2011
APPROVALS
DNV-GL Marine Stand. f. Certific. No. 2.4
UL UL 61010-1

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