T28 weighing scales operation manual REV C1, June 2012 T28 weighing scales operation manual
press ZERO key change backlight mode(AU: automatic, OF: always
off, on: always on), press TARE/UNIT key to sure, press TARE/UNIT
key and ZERO key at the same time to escape.
5.6 Set the second unit
After enter setting mode, display shows “F0 CAL”, press ZERO key five
times, display shows “F4 unt”, press TARE/UNIT key to enter, press
ZERO key select the second unit (g, lb, tj), press TARE/UNIT key to
sure, press TARE/UNIT key and ZERO key at the same time to escape.
5.7 Set auto power off
After enter setting mode, display shows “F0 CAL”, press ZERO key
five times, display shows “F5 OFF”, press TARE/UNIT key to enter,
press ZERO key select the auto power off time (0, 3, 5,10,20minutes),
press TARE/UNIT key to sure, press TARE/UNIT key and ZERO key at
the same time to escape.
5.8 change capacity
After enter setting mode, display shows “F0 CAL”, press ZERO key
six times, display shows “F6 CAP”, press TARE/UNIT key to enter, the
display will show “pin---“ press the TARE/UNIT to enter the password
(the current password is 315) press ZERO key cycle select active
value .press the TARE/UNIT to enter after input password, press the
TARE/UNIT key change current capacity, press TARE/UNIT key and
ZERO key at the same time to escape.
5.9 Set auto zero tracking
After enter setting mode, display shows “F0 CAL”, press ZERO key five
times, display shows “F7 azn”, press TARE/UNIT key to enter, press
ZERO key select the auto zero value (0.5d,1d,2d,4d), press TARE/UNIT
key to sure, press TARE/UNIT key and ZERO key at the same time to
escape.
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1. INTRODUCTION
The T28 series of weighing scales provides an accurate, fast and
versatile series of general purpose waterproof weighing scales. There
are 4 models of scales within the range. Platform size is 190mm x
230mm, capacity range from 3kg to 25kg.
All units include tare, zero, change weighing unit, checkweighing,
change division function.
2. KEY DESCRIPTIONS
ON/OFF: turn on/off the power
TARE/UNIT：press this key to tare, hold this key for 4 seconds to change
weighing unit, in setting mode, this used as enter key.
ZERO：rezero the scale, in setting mode, this key used to change set
data.
3. DISPLAYS
The LCD display will show a value and some marks under the digits.
Zero: zero indicator
Stable: Stability indicator
Net: Tare indicator, current scales in net weight mode
: battery low. If the display show this symbol, please charge battery
immediately.
kg: current weighing unit is kg
U2: other current weighing unit(lb/g/tl).
4. OPERATION
4.1 Zeroing The Display
You can press the ZERO key at any time to set the zero point from
which all other weighing, within 2% of power up zero. This will usually
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