Your search query on "AGILENT PLC Input & Output Modules" returned the following results:

^^ AGILENT 34907A MULTIFUNCTION MODULE DIO/TOTALIZE/DAC (NF114) (194903253034)

Lot of 2 Drake VMM860AG Agile Video Modulator 52-864MHz Freq (326397386040)

Drake VMM860AG Agile Video Modulator 52-864MHz Freq w/Power Cord Lot of 2 (175903375974)

Drake VMM860AG Agile Video Modulator Channel (235529701432)

Agilent P/N 699975-902 InfinityLab Poroshell 120 EC-C18 (156396240571)