The DEMOD-DVRT2 is a high-performance, high-resolution, expandable DVRT signal conditioner designed for use with all LORD MicroStrain Displacement Variable Reluctance Transducer (DVRT’s).

Product Highlights

  • Accurate, repeatable signal processing for all  contact-types
  • Modular form-factor for stand-alone single sensor use or use in a four-channel backplane with optional  DIN-rail mount
  • Filtered and buffered output provides clean, high-level signals to coaxial connections
Datasheet Manual
Large Quantity & OEM Orders

High Performance

  • Precision synchronous demodulation
  • Differential amplifier raises AC voltages and provides optimum demodulator performance
  • Paired and calibrated with each DVRT sensor for high accuracy outputs
  • Line voltage transient filtering and constant current excitation source to the sensor bridge

Easy to Use

  • Factory-adjustable output filtering and calibration-model options to match application needs
  • Rapid warm-up time
  • Analog backplane available for connection optimization

Cost Effective

  • Complete position-sensing solution with no integration to other systems required
  • Volume discounts

General

Sensor Input channels

Single channel, inductive DVRT

Sensor Input channel

Demodulation

Synchronous, DC output

Sensor excitation

Alternating constant current, 156 kHz typical

Analog Output

Analog output voltage

0 to 10 V dc (standard), 0 to 5 V dc (optional)

Output gain

Adjustable from 14 to 10,000 (factory set during calibration)

Analog low pass filter

Two-pole, active Butterworth, -3 dB @ 800 Hz

(standard), factory adjustable 10 Hz to 20 kHz

Operating Parameters

Power source

12 V dc nominal ± 1 V dc (Universal voltage wall AC/DC converter provided)

Power consumption

30 mA

Power indicator

Green power on indicator

Operating temperature

-20 °C to +60 °C

Device warm-up time

5 minutes recommended

Physical Specifications

Dimensions

70 mm x 95 mm x 20 mm

Weight

113 grams

Enclosure material

Black anodized aluminum

Environmental rating

Indoor use

Mounting

Desktop with rubber feet (standard), analog backplane (optional)

Integration

Connectors

Center-positive DC barrel socket (power supply); 4 pin receptacle (sensor input); HDBNC (analog output); backplane connector

Sensor cable

4-pin receptacle to 4-pin mini, calibrated with sensor and signal conditioner

Compatible sensors

LORD MicroStrain DVRT sensors

Analog backplane

Four channel bus (see backplane specifications)

Regulatory compliance

CE, ROHS

 

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