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1-2 AutoXP Users Guide Thermo Fisher Scientific
Product Overview
Main Board
The main board contains the primary logic functions of the flow computer
and has the following features:

Interface to the 128 x 65 Graphic display

Flash memory for program storage and data storage, 2 M x 16

SRAM memory for data storage, 1 M x 16, battery backed

Real-time clock (RTC)

Lithium backup coin cell battery; voltage monitor for the RTC
and SRAM circuits allows for data and configuration retention in
the event of power failure

Basic Unit consisting of:
- One 100-ohm Pt RTD input
- One Honeywell transducer
- One local serial communication port
- One RS232/RS485 host serial communication port
- One Ethernet communication port with ESD protection for
connection to a Local Area Network

Advance Unit consisting of:
- Basic Unit
- Two Analog Inputs
- One Analog Output
- Two discrete outputs
- Two discrete inputs
- Two pulse inputs
- Remote RS485 serial communication port dedicated for HART or
MVT