Druck DPI 620 Genii, Safety Instructions And User Manual

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Copyright 2013 Baker Hughes Company.
English–DPI 620G Safety Instructions | 5
8.2 HART
®
Figure 5: HART
®
Screen
Use the HART
®
application to do the following:
• Communicate with HART
®
protocol devices
• Read and change HART
®
device settings
• Trim and calibrate HART
®
device variables.
9. Over-voltage Categories
The following summary of installation and measurement over-voltage categories come from
IEC61010-1. The four over-voltage categories, are CAT I to CAT IV, which indicate the severity
of an over-voltage transient.
10. General Specification
Refer to Data Sheet.
11. Environmental Conditions
Refer to Data Sheet.
12. Customer Service
Druck.com
Over-voltage
Category
Description
CAT I This is the least severe over-voltage transient. CAT I equipment
cannot be directly connected to the mains power. An example of
CAT I equipment is a process loop powered device.
CAT II This is for single phase electrical installation. Examples are
appliances and portable tools.