Analog input card with 3 channels for expand Paperless Recorder LBVR06 and LBVR18.
Features:
- Resolution: 18 bits
- Sampling frequency: 5 times/second
- Maximum rating: minimum -2 VDC, maximum 12 VDC (1 minute for mA input)
- Thermal effect: ± 1.5 µV/µC for all inputs except mA ± 3.0 µV/µC for the mA input
- Resistance effect of the sensor cable:
- 3-wire RTD: resistance difference between two cables: 2.6 µC/ohm
- RTD 2 cables: sum of the resistance of two cables: 2.6 µC/ohm
- Burning current: 200nA
- Common mode rejection ratio (RRMC): 120dB
- Rejection ratio in normal mode (RRMN): 55dB
- Isolation rupture voltage between channels: 430VAC min.
- Detection of sensor failure:
- Open sensor for TC, RTD and mV inputs, less than 1 mA for 4-20mA input, less than 0.25V for 1-5V inputs, not available for other inputs
- Sensor fault response time:
- Up to 10 seconds for TC, RTD and mV inputs, 0.1 second for inputs 4-20 mA and 1-5V
