Jadever JWL Series, Manual

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(II)
JWL 1
1. Introduction
This manual contains installation and operation instructions for the JWL Series weighing
indicator. Please read the manual completely before installation and operation.
2. Precautions
Place the scale on a flat and stable ◎ surface (Refer to Section 3-3).
Verify that the input voltage and the plug type matches the local AC power ◎ supply (Refer to
Section 4-4).
Make sure power cord does not pose a potential obstacle or tripping ◎ hazard.
Keep the scale away from EMI noise, ◎ strong wind and vibration, which might cause
incorrect reading.
◎ Avoid sudden temperature changes (
suitable operating temperature is between -5 ℃ ~ 40 ℃ .)
◎ Do not drop loads on the platform.
Disconnect the power supp
◎ ly while cleaning the scale.
◎ Do not immerse the scale in water or other liquids.
Service should be performed by authorized personnel only.
◎
3. Before Using the Product
3-1 Unpacking and Checking
Open the package and check the instrument for transport damage. Immediately inform your
dealer if you have complaints or if parts are missing. The package should contain:
● Scale body
● Weighing platform (plastic base with stainless steel pan)
● Power cord
● User manual
3-2 Installing Components
1) Before using the scale, remove the delivery protection screw (rotate counterclockwise),
which located underneath the scale, and cork the
plug buckle
.
Note: the JWL-30K model is shipped without the shipping protection screw.
2) Cover the weighing pans on the scale body properly.
3-3 Leveling the Scale
To compensate for small irregularities or inclinations at the location, the scale can be leveled.
The scale is equipped with a level indicator at the front panel .Adjust the leveling feet until the
air bubble in the indicator is centered as shown.
Note: The scale should be leveled each time its location is changed.