3225A
 

Universal frequency converter

 

3225

 

  • Input: NAMUR, NPN, PNP, Tacho, TTL & S0
  • Output: Universal mA / V or relay
  • 2.5 KVAC isolation
  • DIP-switch or display programmable
  • Power supply 16.8 VDC…31.2 VDC
  1. Overview + -

  2. Technical details + -


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.

Data sheet & Manuals


Data sheet

Manuals

Manuals in Russian

Approvals & Certificates


ATEX certificate

IECEx certificate

UKEX Certificate

UL certificate

Supplementary documentation


EU Declaration of Conformity

UKCA Declaration of Conformity

EMC data

Safety note


Safety note

Environmental Conditions

Operating temperature -25°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

Common specifications

Supply

Supply voltage 16.8...31.2 VDC
Fuse 400 mA SB / 250 VAC
Max. required power ≤ 1.2 W
Max. power dissipation 0.65 W

Isolation voltage

Isolation voltage, test / working 2.5 kVAC / 300 VAC (reinforced)

Response time

Response time (0...90%, 100...10%) ≤ 30 ms

Auxiliary supplies

Sensor supply limitation 23 mA, 5…17 V
Signal dynamics, output 18 bit
Long term stability, current, 1yr / 5yr @ 25°C ≤ 0.058% / ≤ 0.101%
Long term stability, voltage, 1yr / 5yr @ 25°C ≤ 0.032% / ≤ 0.058%
Accuracy See manual for details
EMC immunity influence < ±0.5% of span
Extended EMC immunity: NAMUR NE21, A criterion, burst < ±1% of span

Input specifications

Frequency input

Frequency range 0.001 Hz to 100 kHz
Time range, time function 10 μs to 999.9 s
Max. frequency / min. pulse width, with input filter ON 75 Hz / 8 ms

Sensor specifications

Tacho, trig-level LOW / HIGH ≤ -50 mV / ≥ +50 mV
NPN / PNP, trig-level LOW / HIGH ≤ 4.0 V / ≥ 7.0 V
TTL, trig-level LOW / HIGH ≤ 0.8 V / ≥ 2.0 V
S0, trig-level LOW / HIGH ≤ 2.2 mA / ≥ 9.0 mA
NAMUR, trig-level LOW / HIGH ≤ 1.2 / ≥ 2.1 mA

Special voltage / current input

User-programmable trig-levels -0.05...6.50 V 0.0...10.0 mA

Output specifications

Current output

Signal range, active 0...23 mA
Programmable signal ranges 0 / 4...20 mA
Load (@ current output) ≤ 600 Ω
Load stability ≤ 0.001% of span / 100 Ω
Response time, programmable 0.0...60.0 s
Sensor error indication 0 / 3.5 / 23 mA / none
Current limit ≤ 28 mA

Voltage output

Signal range ≤ 11.5 VDC
Programmable signal ranges 0...1; 0…5; 0...10; 0.2...1; 2…10 VDC
Load (@ voltage output) ≥ 10 kΩ
Response time, programmable 0.0...60.0 s

Relay output

Relay functions Setpoint, Window and Latch
Hysteresis 0...100%
ON and OFF delay 0...3600 s
Power On delay 0...9999 s
Sensor error reaction Break / Make / Hold
Max. voltage 250 VAC / 200 VDC
Max. current 2 A
Max. AC power 500 VA
Max. DC current, resistive load ≤ 30 VDC 2 ADC
Max. DC current, resistive load > 30 VDC See manual for details

Observed authority requirements

EMC 2014/30/EU & UK SI 2016/1091
LVD 2014/35/EU & UK SI 2016/1101
RoHS 2011/65/EU & UK SI 2012/3032
ATEX 2014/34/EU & UK SI 2016/1107

Approvals

ATEX KEMA 10ATEX0147 X
IECEx KEM 10.0068X
UKEX DEKRA 21UKEX0055X
UL UL 61010-1
 

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