APRVTIO ACS-50A User manual

ACS-50A/ACS-100A
DIGITAL REFRIGERANT SCALE
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kg
oz
Lb
ON/OFF Z/T UNIT
LAMP
High-precision Portsble
Electronic Scale

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1. Install 1*6LR61 9V battery in the hand-held device.
2. Place the weighing platform on a firm and level surface.
3. Press the “POWER” button on the hand-held device.
4. Press “UNIT” to select proper unit.
5. Press “ZERO” to zero（tare) the scale.
6. Place the object to be weighed until the scale keep stably. Read the LCD.
7. Press the Lamp button to activate the backlight, press the lamp button
again to deactivate the backlight.
Introduction
Quick start
Digital refrigrant scale utilize the most technologically
advanced refrigerant meter today and are ideal for HV-
AC and refrigeration systems. The weight can be meas-
ured standard or metric units. The units have a built in
alarm to indicate the measurement has been exceeded.
Model ACS-50A ACS-100A
Max weighting 50kg(110lbs) 100kg(220lbs)
Resolution +/-0.2oz/0.01 lbs/5g +/-0.2oz/0.01 lbs/5g
Accuracy +/-0.5% of reading +/-0.5% of reading
Power supply 1*6LR61 9V battery 1*6LR61 9V battery
Operating temperature 32℉to 122℉(0~50°C) 32℉to 122℉(0~50°C)
Storage temperature -4℉to 158℉(-20~70°C) -4℉to 158℉(-20~70°C)
Three modes kgs, lbs and oz kgs, lbs and oz
Duration 30 hours 30 hours
Platform size 23cm*23cm(9" x 9") 23cm*23cm(9" x 9")
Parameters
kg
oz
ZERO Lb
: power indication
: minus sign indicates weight removed.
ZERO: ZERO display
OZ: OZ.Mode
KG: Kg.Mode
LB: Lb.Mode
“ON/OFF” : press to turn on the scale; press to turn the scale off.
“Z/T” : Press to zero out current reading on display.
“UNIT” : Press to switch between “Kg”, “Oz” and “Lbs”.
“LAMP” : Press to light the backlight. Press again to turn off the backlight.

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1. Please use the scale in specified environment to avoid error or damage
of the sensor.
2. Please do not use chemical solvent or corrosive liquid to clean the scale.
3. Please do not disassemble the scale body and inner device;
otherwise, it may cause great weighing error.
4. Please do not pull the spiral line hard in case measuring error is
enlarged or the sensor damaged.
5. Remove the batteries if the scale is not to be used for a long time in
case the leakage corrodes the scale. The batteries included are not
rechargeable. Please do not charge them.
ACS-50A/ACS-100A refrigerant scale 1 piece
User manual 1 piece
Carrying case 1 piece
Functions
Safety notice
Packing list
Weighing operation:
1. Set up the unit as described in steps 1 -5 under the Set Up heading.
2. Press the button to clear the unit. Ensure to start the unit at 0.
3. Place the cylinder in the center of the platform.
4. Start the charging or recovery operation by opening the cylinder and
manifold and gauge set valves.
5. When operation is completed, close the cylinder and manifold and gauge
set valves.
6. Remove the cylinder from the platform and press the button to deactivate
the unit.
Over range indication：
NOTE: The unit have an Over Range Indicator which displays “FULL"when
the weight of the cylinder exceeds the maximum capacity of the unit. To
prevent damage to the unit, immediately remove the cylinder from the
platform if the display states "FULL”.
To prevent damage to the scale and sensor, please do not place objects over
100Kg on the scale platform.
Z/T