![Moxa Technologies ioPAC 8500 series Hardware User Manual Download Page 42](http://html.mh-extra.com/html/moxa-technologies/iopac-8500-series/iopac-8500-series_hardware-user-manual_1841711042.webp)
4
4.
85M Module Hardware Introduction
In this chapter, we provide the 85M modules’ specifications.
The following topics are covered in this chapter:
85M Module Descriptions
Common Specifications
Module Specifications
85M-1602-T: 16 DIs, sink/source, 24 VDC, dry contact
85M-2600-T: 16 DOs, sink, 24 VDC
85M-38XX-T: 8 AIs
85M-5401-T: 4 serial ports (RS-232/422/485 3-in-1)
85M-6600-T: RTDs
85M-6810-T: 8 TCs