EL3102的滤波时间是无法单独设置的，这写在了infosys中。

https://infosys.beckhoff.com/content/1033/el31xx/12077411851.html?id=640564351030616497

The filter frequencies are set for all channels of the EL31xx terminals centrally via index 0x8000:15 (channel 1). All other corresponding indices 0x80n0:15 have no parameterization function!