CF measuring amplifier MBI 46.32.

Measuring amplifier for operation of inductive displacement sensors
  • Suitable for LVDT and LVIT
  • 1-channel- or 2- channel -version
  • Supply: ±15 V or +24 V
  • Output: 10 V or 4...20 mA
  • Adjustment of gain, electrical zero and phase by easy to reach trimming potentiometers
  • Pot for rough adjustment of gain

Important features

  • Supply: +24 VDC
  • Frequency: 5 kHz
  • Output signal: 10 V
  • Casing: Top-hat rail plastic casing

Technical data

.
     
Linearity error   < 0.1 % FSO
carrier frequency   5 kHz ±5 % (sine); optional 1 ... 20 kHz
Dynamic bandwidth   500 Hz (3 dB); (max. 1/10 of carrier frequency)
Excitation voltage (primary)   approx. 2 Vrms at 5 kHz, sinusoidal; max. 12 mArms
Input resistance (secondary)   approx. 200 kΩ
Output signal   4 ... 20 mA, impedance < 500 Ω or ±10 VDC, ballast resistor > 10 kΩ
Noise level and residual carrier voltage   < 5 mVrms
Temperature coefficient of zero point   < 0.10 % / 10 K at 100 mV/V
< 0.15 % / 10 K at 20 mV/V
Temperature coefficient of gain   < 0.05 % / 10 K at 100 mV/V
< 0.15 % / 10 K at 20 mV/V
Operating temperature   0 ... 60 °C
Storage temperature   -25 ... 85 °C
Electromagnetic compatibility   DIN EN 61326-1
Supply voltage   ±15 VDC   (1-channel)
+20...+36 VDC  (1-/2-channel)
Power consumption   max. 2 W per channel
Electrical connection   19-pin terminal block
Dimensions without see-through cover W x H x D
Dimensions with see-through cover W x H x D
  approx. 100 x 75 x 110 mm
approx. 100 x 75 x 125 mm
Weight   ca. 0.35 kg (1-channel version)
approx. 0.45 kg (2-channel version)

Suitable sensors

   
Inductive differential transformers (LVDTs)
with 4-wire technology
Differential inductors (LVITs) and long-stroke sensors (eddy current design)
Inductive half bridges with 3-wire technology
Rated output
20 ... 600 mV/V
Input impedance
100 ... 1000 Ω

Versionsübersicht

Product code  Channels Casing Supply Output signal
MBI 46.32.11 1-channel Top-hat rail casing ± 15 VDC ±10 V
MBI 46.32.12 1-channel Top-hat rail casing ±15 VDC 4 ... 20 mA
MBI 46.32.31 1-channel Top-hat rail casing +24 VDC ±10 V
MBI 46.32.32 1-channel Top-hat rail casing +24 VDC 4 ... 20 mA
MBI 46.32.41  2-channel Top-hat rail casing +24 VDC ±10 V
MBI 46.32.42  2-channel Top-hat rail casing +24 VDC 4 ... 20 mA

 

Options add. version
Alternative carrier frequency in the range 1 ... 20 kHz /... kHz
Output signal 0 ... 10 V /0-10 V
Output signal 0 ... 20 mA /0-20 mA
"Coarse pot” for rough adjustment of gain /GP

Downloads

icon-pdf-blueProduct data sheet

icon-pdf-blueInstallation / Operating instructions

icon-pdf-blueElectronics overview

Accessories

Connector strip

Accessory

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