NI 9485 Operating Instructions 14 ni.com
Switching current, per channel1
All channels................................ 0.75 A max
Up to four channels.................... 1.2 A max
Switching rate (90% duty cycle)1.....1 operation per second
Relay open time................................ 0.5 ms typ
Relay close time................................9.0 ms typ
On resistance..................................... 200 mΩ max
Off state leakage............................ ...30 μAtyp
MTBF............................................... 2,172,740 hours at 25 °C;
Bellcore Issue 6, Method 1,
Case 3, Limited Part Stress
Method
Note Contact NI for Bellcore MTBF specifications
atother temperatures or for MIL-HDBK-217F
specifications.
1 For additional specifications related to faster switching rates and/or higher currents
at lower temperatures, go to ni.com/info and enter the info code rd9485specs.