1. Althensensors
  2. Instrumentation
  3. Amplifiers & indicators
  4. Strain gauge amplifiers
  5. SG-INL2 Strain Gauge Amplifier

SG-INL2 Strain Gauge Amplifier

Single Channel Inline Strain Gauge Amplifier


Key features

  • Supply voltage 10 ... 30 VDC
  • Analogue output ±10 V
  • Galvanic isolation
  • Robust aluminium housing (IP54)

About the SG-INL2 Strain Gauge Amplifiers

The SG-INL2 1-channel inline strain gauge measuring amplifier in a robust aluminium housing (IP54) enables the power supply and signal amplification of a strain gauge transducer. Any strain gauge transducer with a strain gauge full bridge resistance greater than 300 ohms can be connected. The transducer is wired using 4-wire technology.

A standard analogue output signal (±10 V) is available for further evaluation.

Fine adjustment can be carried out using a precision potentiometer for the zero point and one for the amplification.

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Technical Specifications

Specification Value
Analogue output ±10 V, max. 5 mA (short-period short-circuit proof)
Dimensions (w x h x d) 108 x 63 x 35 mm
Enclosure Aluminium enclosure (IP54)
Input resistance 1 GΩ
Isolating proof voltage input to output 200 V, higher isolated proof voltage on request
Limit frequency (-3 db) 1 kHz
Input sensitivity 0,5 / 1,0 / 1,5 / 2,0 / 2,5 / 3,0 / 3,5 mV/V (other sensitivities on request)
Non-linearity ±0.05 % FSO
Number of measuring channels 1 (full bridge resistance >300 Ω)
Strain gauge excitation supply 10 VDC, depending on the connected strain gauge sensor (2.5 VDC, 5 VDC on request)
Supply voltage 10 ... 30 VDC, electronics protected against polarity reversal
Temperature, operating -20 … +50 °C
Weight 170 g (without cable)