24 SLC 500™ Analog I/O Modules
Publication 1746-IN008A-US-P
General Analog Input Specifications for NI4, NIO4I,
NIO4V, FIO4I, and FIO4V
Other Analog Input Specification for FIO4I, and FIO4V
Description Specification
NI4, NIO4I, NIO4V FIO4I, FIO4V
Converter Resolution 16-Bit 12-bit
Repeatability
±1 LSB
Location of LSB in I/O image word 0000 0000 0000 0001
Non-linearity 0.01% ±0.073% of full scale
max.
Common Mode Voltage Range -20 to +20 volts 0 to +20 Volts (max)
Common Mode Rejection at 0 to 10 Hz
(min.)
50 dB
Common Mode Rejection at 60 Hz (min.) 105 dB 50 dB (min with 1K
ohm imbalance)
Normal Mode Rejection at 60 Hz (min.) 55 dB NA
Channel Bandwidth 10 Hz 7.0 kHz (min at 3dB
point)
Step Response 60 ms at 95% 100 msec
Conversion Method Delta-Sigma
Modulation
Successive
approximation
Impedance to ANL COM 500K ohms
Impedance channel to channel 1M ohms
Descriptions Specifications
Signal Convert from Hold 6.0 µsec (nominal)
Track and Hold Time to Acquire the
Analog Signal Before Conversion
1.5 µs (nominal)
Conversion Time 7.5 µsec every 512 msec (nominal)
Image Format (HEX) OFF
Module Throughput Delay
1.10 ms (maximum
(1)
)
512 µsec (typical)
(1) Worts case throughput occurs when the module just misses seeing an event occur.
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