Universal frequency converter

Model : PR 3225

Brand: PR Electronics

  • Conversion of frequency into standard Digital or Analog signals
  • Frequency input measurement range: 0.001Hz to 100kHz
  • Input sensors: NAMUR, NPN, PNP, Tacho, TTL & S0
  • Relay output functions: Setpoint, Window, Latch
  • DC Current and Voltage output
  • 5kVAC galvanic isolation
  • Fast response time < 30ms
  • Easily configurable via DIP-switch
  • Power supply: 16.8 VDC…31.2 VDC

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Catalogue
Specifications
Function

Digital to Analog Converter, Digital to Digital Converter, Frequency Converter

Brand

PR Electronics

Number of Inputs

1

Input Type

Contact, NAMUR, NPN, PNP, Pulse, Switch, Tacho, TTL

Number of Outputs

1

Output Type

DC Current, DC Voltage, Relay

Programming

4500 series devices, DIP switch, PR 4590

Accuracy

< 0.06% of span

Certification

ATEX, Zone2, IECEx, Zone2, UKEX, Zone2, UL 61010

Power Supply

20…30 VDC

Isolation

2.5 kVAC

Operating Temperature

-25 to +70°C

Temperature Coefficient

0.006% /°C

Protection Degree

IP 20

Dimension

113x 6.1×115 mm

Weight

70g

Other product features
Outputs

Analog, Relay

Weight

70 g

Dimensions

175 × 150 × 15 mm

Functional highlights

  • Measures frequencies up to 100 kHz.
  • Active current output.
  • Buffered voltage output 10 VDC.
  • 2-point process calibration.
  • User-programmable trigger levels -0.05…6.5 V and sensor supply 5…17 V.
  • NAMUR sensor error detection.
  • Output relay with windows, setpoint and latch functionality.
  • Simulation of process value during commissioning / maintenance.
  • Fast response time, with simultaneous sensor error detection (PATENTED).
  • All terminals are over-voltage protected, polarity protected and short-circuit protected.

Technical highlights

  • Accuracy < 0.06% / span.
  • Response time < 30 ms.
  • 2.5 kVAC, 3-port galvanic isolation.
  • Wide ambient temperature range -25…70°C.
  • NAMUR NE21, NE43.

Programming

  • Easy configuration via DIP switches.
  • Factory calibrated in all selectable measurement ranges.
  • Configuration, monitoring, and diagnostics using PR 4500 detachable communication interfaces via the PR 4590 ConfigMate.
  • All programming can be password protected.
  • Scrolling help text in 7 languages.

Mounting

  • Units can be mounted side by side, horizontally and vertically, without air gap on a standard DIN rail, even at 70°C ambient temperature.
  • Units can be supplied separately or installed on PR 9400 power rail.
  • The narrow 6.1 mm housing allows up to 163 units per meter.

Source: PR3225 Official Page

Product Documents:

Certifications:

PR Electronics Solutions:

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