Further information for Moeller 178767 XN-322-20DI-PCNT digital input module 20 DE 24 VDC
Digital I/O module with 16 inputs each 24VDC / 3.7mA (EN61131-2 Type 1) with an input filter of 0.5ms. Additional 4 inputs each 24VDC / 3.7mA (EN61131-2 Type 1) with an input filter of 0.01ms can be used as 4 x 8Bit or 2 x 16Bit counters up to an input frequency of 25kHz.