1.2 General settings
The settings below are general specifications for the Internal Display. Except when noted,
all specifications apply to operate at +25°C.
General settings Table 1-1:
Setting Description
Display Five digits Top display (0 to
99999)
17.8 mm (0.7") high, 7-segment, automatic
lead zero blanking.
Seven characters
Bottom display
10.2 mm (0.4")high, 14-segment, automatic
lead zero blanking.
Symbols Total, grand total, battery power/low battery,
high alarm, low alarm, button sleep mode/dis-
able, password lock
Display Assign-
ment
Top display: rate or total
Bottom display: Combinations of rate, total, grand total, units and custom tag
Backlight White LED, 10 second auto-off when battery powered
Backlight deactivated below temperatures ≈ -20° C
Alarm indication Flashing display plus HI/LO indicators
Display update
rate
Ambient > -25°C: 2 Update/Second
Ambient < -25°C: 1 Update/10 Seconds
Note: Update is dependent on gate settings.
Overrange Display flashes 99999
Underrange Display flashes -9999
Programming
methods
Four through-glass buttons when cover is installed. Four internal pushbuttons
when cover is removed.
Recalibration All ranges are calibrated at the factory to read frequency in Hz. No recalibration
required.
Max/Min display Max/Min readings acquired are stored until reset by the user or until power to
the meter is cycled.
Password menu
options
Three programmable password selections can restrict modification of pro-
grammed settings, prevent resetting the total or grand total without the pass-
word, or permanently lock out the ability to change or reset the grand total or
any grand total related settings, making a non-resettable grand total.
Pass: Restricts modifications of programmed settings without re-entering the
password.
Pass T: Restricts the reset of total without re-entering the password. Disables
the manual mode reset contact.
Pass GT: Restricts the reset of grand total without re-entering the password.
Enables a non-resettable total and permanent lockout of grand-total related
settings with a specific password.
Power options 9-30 VDC, 2.2 W max
4-20 mA Transmitter Output Power, 30 VDC max
Introduction
4 LTM Internal Display