Analog measuring amplifier CV 22

Product information

  • Single-channel measuring amplifier for connecting two fabric tension sensors to a strain gauge bridge
  • Precision instrument amplifier with low temperature drift, high long-term stability and excellent linearity
  • With potentiometer for zero point or tare adjustment as well as gain setting
  • Internal reference voltage for measuring amplifier calibration without reference weights given exact knowledge of the wrapping angle and mounting position
Accuracy class0.1
Gain range990 to 3400 V/V, 400 to 1250 V/V, 600 to 2050 V/V, 300 to 1025 V/V
Input voltage0 to ±20 mV
Output signals, voltage0 to ±10 V (rise time 5 ms)
Output signals, voltage filtered0 to ±10 V (rise time 2 s)
Output signals, current0/4 mA to 20 mA
Current0.2 A
Nominal temperature+0 °C to +60 °C
Temperature coefficient of the nominal value±3 % / 10 K
Temperature coefficient of the zero signal±3 % / 10 K
Temperature coefficient of the bridge voltage±0.04 % / 10 K
Operating voltage, nominal value24 V DC
Operating voltage, nominal range20-30 V DC
Bridge supply voltage, nominal value10 V DC
Bridge supply voltage, nominal range9 to 13 V DC
Protection class, top-hat rail mounting in acc. with DIN EN 50022IP 00
Protection class, top-hat rail mounting with housingIP 54
Weight0.13 kg

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