Introduction; Product Specifications - Measurement Computing LVM-110 Operation Manual

Operation Manual
LVM-110 LVDT/RVDT OEM Signal Conditioner

1 Introduction

The LVM-110 is an LVDT/RVDT (Linear or Rotary Variable Differential Transformer) signal conditioning
board with DC voltage output, primarily designed for OEM process automation applications. The design has
been optimized to provide maximum versatility while offering good performance at a moderate cost.

2 Product Specifications

For complete specifications and ordering information, please refer to the datasheet at:
http://www.meas-spec.com/product/t_product.aspx?id=2592
Supply voltage
Supply current
Output voltage ranges
Temperature coefficient of output
Output current
Output noise and ripple
Output impedance
Frequency response
Non-linearity
Stability
Zero suppression
Voltage
Current
Frequency
Transducer type
LVDT/RVDT input impedance
LVDT/RVDT output range
ENVIRONMENTAL AND MECHANICAL SPECIFICATIONS
Operating temperature range
Storage temperature range
Zero and gain adjustments
Electrical connections
Mounting
Notes: All values are nominal unless otherwise noted; FSO (Full Scale Output) is the largest absolute value of the outputs
measured at the range ends
Measurement Specialties Inc.
1000 Lucas Way, Hampton, VA 23666, United States
ELECTRICAL SPECIFICATIONS
±12VDC or ±15VDC, ±10% (Note; ±15VDC required for ±10VDC output)
±50mA maximum
±5VDC, ±10VDC, 0 to +5VDC, 0 to +10VDC
±0.02% of FSO per ºF [±0.036% of FSO per ºC] over operating temperature range
5mA maximum
15mV RMS maximum
1Ω maximum
250Hz @ -3 dB (3-pole Butterworth filter)
±0.05% of FSO maximum
±0.05% of FSO maximum (after 15 minute warm-up)
±6VDC total
Transducer excitation
3VRMS ±10%, sine wave
20mA RMS maximum
2.5, 5, 8 or 10KHz (DIP switch selectable)
Transducer requirements
LVDT or RVDT with 5 or 6 electrical connections
150Ω minimum
0.1 to 5.6 VRMS for ±10VDC signal conditioner output
30°F to +130°F [-1°C to 55°C]
-40°F to +257°F [-40°C to 125°C]
20-turn potentiometers
PC board edge (to backplane-type connector)
or barrier terminal strip (accepts AWG 14 to 30 wire sizes)
Use the attached threaded standoffs or card-edge guides
www.meas-spec.com
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Rev. 1 / May 2014
(DIP switch selectable)
phone: +1-800-745-8008
fax: +1-757-766-4297