PiXtend V2 -L- Hardware Manual
Property
Value
Comment
Type of inputs
analog input
for DC voltage
single-ended
with GND reference
Operating mode
Voltage input (AI-U)
Measuring range
0..5 V DC
Input resistance
10 kΩ
Analog filtering
cut-off frequency 500 Hz
2nd order lowpass
RF attenuation:
26 dB
49 dB
85 dB
at 10 kHz
at 100 kHz
at 1 MHz
Conversion method
Successive approximation
one converter with
multiplexer
Conversion time
2 µs
averaging 10 values (20 µs)
Digital resolution
10 Bit
Smallest digital step (LSB)
4.88 mV
Maximum measurement
error at 25 °C **
+/- 1 % (+/- 0.05 V)
of the value range
at default config
Temperature coefficient
+/- 0.025 % per °C
in the range 0..50 °C
Data format
16 bit integer
32 bit float
Raw value (right-aligned)
calculated voltage value in V
Maximum input voltage
30 V
Reverse polarity protection
yes
Up to -30 V
Isolation
no
Status display
no
Permissible cable length
< 3 m
< 30 m
unshielded cables
shielded cables
Table 21: Technical data - analog inputs - “5 V range”
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