Instruction Manual

Chapter 3 Using Front Display
Display Operations
30 EM720 Power Quality and Revenue Meter
Chapter 3 Using Front Display
Display Operations
The EM720 has a high-contrast graphical LCD display with
backlight for local data read outs, meter setup and servicing.
The display operates in two modes:
• Multi-page data display mode with Auto-Scroll feature
allows you to scroll through display screens and pages
to view various billing, instrumentation and status
data.
• Programming mode allows you to enter menu-driven
device setups for inspecting and changing factory set
meter parameters, or resetting maximum demands,
counters and device diagnostics messages.
The display is normally updated once per second except of
the clock display where the update rate changes to twice per
second.
Navigation Buttons
The EM720 is provided with two sealable navigation buttons
that do not have labels. See the picture above for button
locations and their functionality.
You can perform three types of actions with each button:
• Short press, or “press and release”
• Long press, or “press and hold for 1 to 2 seconds”
• Extended press, or ”press and hold for 5 seconds or
longer ”
The function of each button changes depending on what
operating mode the display is in.
The SCROLL button operates once it’s briefly pressed. It has
two functions: