acaia Pearl User manual

Acaia Pearl
User Manual
FW 1.0.005

In The Box
Introduction
Scale Overview
Getting Started
Placement
Power On / Off
Tare Weight
Switch Modes
Toggle Units
Product Care Information
Battery Charging
Battery Indicator
Calibration
Flow-Rate Indicator
Mode Introduction
Mode 1 - Weighing Only Mode
Mode 2 - Dual Display Mode
Mode 3 - Pour Over Auto-Start Timer Mode
Mode 4 - Portafilter Mode
Mode 5 - Beverage Mode
Configuration
Appendix
Buttons
LED Indicators
Error Codes
Other
Specifications
3
3
3
4
4
4
4
4
4
5
5
5
5
6
7
7
7
8
8
9
10
14
14
15
16
16
17
Contents

Next, follow the instructions in the “Getting Started” section to begin using your scale. To take
advantage of all the features of the Acaia Pearl, carefully read through this user manual for
step-by-step procedures, examples, and other information.
Warning: Incorrect handling of this product could result in personal injury or physical damage.
Thank you for choosing one of our scales. The Acaia Pearl is designed and manufactured
to the most rigorous standard to give you the best coffee brewing experience. First, check
inside the box to find the following:
* Note: For the best performance, place the weight in the center of the weighing platform.
In The Box
Introduction
Scale Overview
Weighing Pan
LED Display
Power
Charging /
Low Battery Indicator
Tare
Acaia Coffee Scale Heat Resistant Pad USB Type-C Cable
3

[Press and hold] to toggle between units.
Getting Started
Placement
Power On / Off
Tare Weight
Switch Modes
Toggle Units
Place the scale on a stable and vibration-free surface at a preferably
horizontal location.
4
[Press] to turn on the scale.
[Double tap] to turn off the scale.
[Tap] to tare / zero the weight.
[Press and hold] to switch between modes.
* Please see the “Mode Introduction” section for more details.

5
You can charge the battery by plugging the USB Type-C
cable into any of the power supplies listed below:
• A computer
• A USB wall-charger with an output of 5 volts and 1 amp
• A USB-C PD charger supporting 5 volts
• A DC car-charger with an output of 5 volts and 1 amp
• Press and hold the Power button while the LED display shows [ ACAIA ] and then changes
to [ SEt ]. Continue to hold the Power button until the battery percentage is displayed.
* Note: The Acaia Pearl is equipped with charging protection to prevent the battery from charging
under high temperatures. It is normal if the scale does not charge when the surface is hot from
brewing coffee. Battery charging function will be enabled once the scale has cooled.
Turn on the Acaia scale. Make sure the scale is
in Weighing Only Mode
and the unit is set to
‘gram’, then tap the ‘T’
button rapidly.
Keep tapping the ‘T’
button until ‘CAL’ is
shown on the display.
Place a weight
(100g/500g/1000g)
on the scale and wait
until the display shows
‘_End_’. Calibration is
now complete!
Product Care Information
Turn on scale Tap Tare button See CAL display Place a weight
Battery Charging
Calibration
Battery Indicator
• It takes about 1-2 hours to fully charge the battery when the battery is empty. Try not to
let the battery completely run out before charging. Charge the battery as needed.
• A fully charged battery can work continuously for about 30 hours.
• Remaining battery power can be viewed when the scale is off by pressing and holding the
Power button until the Battery Indicator comes on. You can also check the battery power by
connecting the scale to Acaia Apps.

Flow-Rate Indicator
6
The Flow-Rate Indicator is an LED bar on the top of the display. It helps you visualize your





second. The second pair of brighter LEDs represents 6.5 g per second, for targeting a faster
pouring speed.
The Flow-Rate Indicator can be activated in Dual Display Mode, Pour Over Auto-Start Timer
Mode, and Beverage Mode. You can turn the indicator on or off in the advanced settings menu.
Flow Rate > 2.5 g/s Flow Rate > 6.5 g/s Flow Rate > 11.5 g/s

7
Mode Introduction
In the Weighing Only Mode, the scale will only display weight
in either grams or ounces.
• There are two different weighing units in Weighing Only Mode: gram and ounce.
• In grams, the LED display shows [ 0.0 ].
• In ounces, the LED display shows [ 0.000 ] and the Weighing In Ounces Indicator on the
bottom left lights up.
Mode 1 - Weighing Only Mode
Action Operation
Tare Weight Tap Tare button
Toggle Units g / oz Press and hold Tare button
Reset Mode Double tap Tare button
Switch Mode Press and hold Power button
In the Dual Display Mode, the scale displays [ 0:00 0.0 ]
with a timer (left) and weight (right).
• There are two different weighing units in Dual Display Mode: gram and ounce.
• In grams, the LED display shows [ 0:00 0.0 ].
• In ounces, the LED display shows [ 0:00 0.000 ].
• The timer displays from [ 0:00 ] to [ 9:59 ].
• Flow-Rate Indicator is supported in this mode.
Mode 2 - Dual Display Mode
Action Operation
Start / Stop / Reset Timer Tap Power button
Tare Weight Tap Tare button
Reset Mode Double tap Tare button
Switch Mode Press and hold Power button

• In grams, the display shows [ 0.0 ] before a portafilter is placed on the scale.
• In ounces, the display shows [ 0.000 ] before a portafilter is placed on the scale.
8
Mode 3 - Pour Over Auto-Start Timer Mode
Action Operation
Start / Stop / Reset Timer Tap Power button
Tare Weight Tap Tare button
Reset Mode Double tap Tare button
Switch Mode Press and hold Power button
The Pour Over Auto-Start Timer Mode is designed to
aid pour over coffee brewing. The scale will detect the
start of the flow from kettle into vessel and automatically
start the timer function; the timer stops when the brewing
equipment has been removed from the scale. When the
vessel is removed from the scale, the display flashes the
final beverage weight.
• In grams, the LED display shows [ 0:00 0.0 ] with the timer on the left and the weight on
the right.
• In ounces, the LED display shows [ 0:00 0.00 ] with the timer on the left and the weight on
the right.
• The timer displays from [ 0:00 ] to [ 9:59 ].
• Flow-Rate Indicator is supported in this mode.
Mode 4 - Portafilter Mode
Action Operation
Tare Weight Tap Tare button
Reset Mode Double tap Tare button
Switch Mode Press and hold Power button
The Portafilter Mode is designed to simplify the workflow
of weighing coffee grounds in a portafilter. The scale
automatically detects a portafilter or other vessel and
tares the weight of the vessel. Remove the portafilter to
add coffee grounds, then place on the scale again to
measure the weight of the coffee grounds. Repeat as needed to adjust the weight. After
the portafilter has been removed for 15 seconds, the scale will reset the mode to default
for the next workflow.

• There are two different weighing units in Beverage Mode: gram and ounce.
• As soon as the weight is stabilized or the tare button is pressed, the next step will show in
the display.“---” indicates the scale is performing auto-tare.
• AFTER the process is completed and the filter is removed, the display will blink and flash
the time elapsed for the brew, total amount of water added, beverage weight in the carafe,
and the coffee-to-beverage ratio at the end of the brew.
Mode 5 - Beverage Mode
Action Operation
Tare Weight Tap Tare button
Next Step Press and hold Tare button
Previous Step Press and hold Power button between the steps
Stop Timer Tap Power button
Reset Mode Double tap Tare button
Switch Mode Press and hold Power button
Display Action / Description
Put the carafe/cup on the scale, press and hold the Tare button to
go to the next step.

button to save the dripper weight.
Measure the amount of coffee beans you want to use. When
you’ve reached the target coffee bean weight, press and hold the
Tare button to save the weight.
The timer starts when water pour is detected. The timer stops




beverage ratio.
9
This mode is designed to measure the coffee-to-beverage
ratio. It is one of the most consistent methods for measuring
pour over extraction. With this mode, you will be able to see
the time elapsed for the brew, total amount of water added,
beverage weight in the carafe, and the coffee-to-beverage
ratio at the end of the brew.

1. Press and hold the Power button while the LED display shows [ ACAIA ] and then
changes to [ SEt ].
2. Tap the Tare button to enter Settings. The first setting is [ SLEEP ].
3. Please refer to the following table for key operations:
Configuration
Enter Settings
Settings Menu
Action Operation
Next Setting Tap Tare button
Enter Setting Press and hold Tare button
Toggle Options Tap Tare button
Save Option Press and hold Tare button
Back to Menu Without Saving Tap Power button
Exit Settings and Return to Modes Tap Power button
Setting Display Options Default
Sleep Timer Setting SLEEP 5,10, 20, 30, 60, Off 5
Brightness Setting bright 1, 2, 3, 4 2
Battery Saving Setting bAttSAvE 30, 90, 180, Off 90
Zero Tracking Setting trAcE 0.5 d, 1 d, 2 d, 3 d, Off 2 d
Key Sound Setting bEEP On, Off On
Weighing Filter Setting FiLtEr Fast, Normal, High Fast
Default Weighing Unit Setting Unit Gram, Ounce Gram
Weighing Resolution Setting rESoL Default, High, Precise Default
Weighing Only Mode Setting NodE_1 On, Off On
Dual Display Mode Setting NodE_2 On, Off On
Pour Over Auto-Start Timer Mode Setting NodE_3 On, Off Off
 NodE_4 On, Off Off
Beverage Mode Setting NodE_5 On, Off Off
Bluetooth Setup Setting bt_SEt On, Off On
Flow-Rate Indicator Setting FLorAtE.d On, Off On
Weight Stable Indicator Setting StAbLE.d On, Off Off
Auto Reset Setting Auto.rES 20, 60, Off 20
 Port.rES 15, 30, 60, Off 15
Reset to Default Setting rESEt.d Yes, No No
10