National Instruments CFP-RLY-421 用户手册

Indicators .......................................... Green POWER and 

READY indicators, 8 green 
output state indicators

Weight

cFP-RLY-421.............................. 130 g (4.5 oz)

Power from network module ............ 1,700 mW

Maximum isolation voltage .............. 250 V

rms

 

Channel-to-channel isolation ............ No isolation between 

channels

Transient overvoltage........................ 2,300 V

rms

FieldPoint modules are intended for indoor use only. For outdoor 
use, they must be mounted inside a sealed enclosure.

Operating temperature ...................... –40 to 60 °C

Storage temperature .......................... –55 to 85 °C 

Humidity ........................................... 10 to 90% RH, 

noncondensing

Maximum altitude............................. 2,000 m; at higher altitudes 

the isolation voltage ratings 
must be lowered

Pollution Degree ............................... 2

Operating vibration, random 
(IEC 60068-2-64).............................. 10–500 Hz, 5 g

rms

Operating vibration, sinusoidal 
(IEC 60068-2-6)................................ 10–500 Hz, 5 g

Operating shock
(IEC 60068-2-27).............................. 50 g, 3 ms half sine, 

18 shocks at 6 orientations;
30 g, 11 ms half sine, 
18 shocks at 6 orientations