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FP-RTD-122 and cFP-RTD-122 12 ni.com
Offset error, 4,000 Ω range
15 to 35 °C...........................0.2 Ω typ, 0.7 Ω max
–40 to 70 °C.........................0.8 Ω typ, 4.0 Ω max
Gain error
15 to 35 °C...........................0.01% typ, 0.02% max
–40 to 70 °C.........................0.07% typ, 0.1% max
Resolution
400 Ω range..........................0.0061 Ω
4,000 Ω range.......................0.061 Ω
Excitation current..............................135 ms pulses of 0.25 mA
every 1,080 ms
Input noise ........................................±1 bit peak-to-peak
Input bandwidth................................3 Hz
Update rate........................................Each channel is updated
every 1.08 s
Physical Characteristics
Indicators ..........................................Green POWER and
READY indicators
Weight
FP-RTD-122...............................140 g (4.8 oz)
cFP-RTD-122 .............................110 g (3.7 oz)
Power Requirements
Power from network module ............350 mW
Isolation Voltage
Channel-to-channel isolation............No isolation between
channels
Transient overvoltage........................2,300 V
rms
Environmental
FieldPoint modules are intended for indoor use only. For outdoor
use, FieldPoint modules must be mounted inside a sealed
enclosure.
Operating temperature......................–40 to 70 °C
Storage temperature..........................–55 to 85 °C
Humidity...........................................10 to 90% RH,
noncondensing