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10.2.4 Display Hold Feature
You can "lock" the scrolling display so that it will stay locked on any one of the six
screens.
To stop the display from scrolling, complete the following steps:
1. Press the UP and DOWN buttons to choose which of the six screens you
would like to display.
2. Press the Select button. At the top of the display, you will see the message
HOLD1. This will lock the display for 1 HOUR.
NOTE: The display hold feature has different selectable time periods.
3. Pressing Select again will show the message HOLD6. This will lock the dis-
play for 6 HOURS.
12.0 Class 3400 Meter Expansion Board
11.0 Meters Equipped with the Optional
Expanded Feature Package
This option adds a number of new features to the meter. (Order "-X-", Expanded
Feature Option)
Pulse Input
The board contains two pulse inputs for connection to external metering devices
which have a dry-contact type of output pulse. The maximum frequency of pulses
accepted by the E-Mon Class 3400 Meter is 10Hz.
Pulse Output
The board contains two pulse outputs for use by Building Automation Systems,
etc. One pulse is in watt-hours, the second pulse is in VAR-hours. They are not
polarity dependant. The maximum current allowed is 400ma and the maximum
voltage allowed is 15 VAC or VDC.
Alarm Relay / Load Control
There are two form "C" relays on the expansion board. They are designed to be
used for alarming or load control functions on circuits up to 250VAC and 3 amps.
45
E-MON CLASS 3400 METER
62-0398—02
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