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1. Introduction
1.1 Overview
The ADT761A Automated Pressure Calibrator is completely self-contained and automated with a
built-in pump for pressure generation and precision control. The ADT761A has many improvements
over legacy Additel calibrator, such as increased pressure range to 1,000 psi (70 bar), removable
internal pressure modules, optional precision modules, touch screen display, Wi-Fi, Bluetooth, and
Ethernet communications, improved battery life and more !
1.2 Features
◆ Automated and self-contained pressure generation and control to 1,000 psi (70 bar)
◆ Standard accuracy to 0.02%FS
◆ Optional precision accuracy models to 0.01%FS
◆ Two removable internal pressure modules for multi-range selection
◆ Control stability to 0.003%FS
◆ Portable, designed for use in the field and in the lab
◆ Ability to measure two external pressure modules
◆ Wi-Fi, Bluetooth, USB and Ethernet communication
◆ HART and profibus communication
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