NI 9229E/9239E 20 ni.com
Torque for screw terminals...............0.22 to 0. 25 N · m
(1.95to2.21lb· in.)
Ferrules................................. ............0.25 mm2 to 0.5 mm2
Weight...............................................50 g (1.8 oz)
Safety

Isolation Voltages

Connect only voltages that are within the following limits.
Channel-to-channel
Continuous................................. 250 Vrms,
Measurement Category II,
(Basic insulation)
Withstand....................................1,390 Vrms, verified by a 5 s
dielectric withstand test
Channel-to-earth ground
Continuous................................. 250 Vrms,
Measurement Category II,
(Double insulation)
Withstand....................................2,300 Vrms, verified by a 5 s
dielectric withstand test