CHUERA-203H for Controlled Lead-Free Soldering

The CHUERA-203H brings heating response and temperature-setting control together in a benchtop soldering station. High-frequency eddy current heating supports rapid warm-up and recovery, while a password lock helps prevent unintended changes to the working temperature.

The station is designed for lead-free soldering, with an adjustable range of 50–600°C. Temperature selection and calibration are handled through the front-panel buttons. A digital display keeps the temperature reading visible, and the separate holder provides a resting position for the iron between operations.

For repeated assembly work, the combination is practical: operators can establish the required setting, protect it against casual adjustment and return the iron to its holder during pauses.

Heating Response as the Tip Moves Between Joints

The CHUERA-203H uses high-frequency eddy current heating rather than relying on temperature adjustment alone to manage the soldering process. The heating system is designed to warm the iron quickly and restore temperature after heat is transferred into a joint.

A front-positioned temperature sensor supports responsive temperature control. The heating and sensing arrangement works together to help the station respond as the thermal demand changes during soldering.

Maximum instantaneous power is specified at 90 W. This figure describes the station’s stated peak power, rather than a continuous rated-power value.

The working temperature should still be selected for the solder, tip profile and joint. The full adjustment range provides flexibility, but the highest setting is not required for every soldering task.

Keep the Selected Temperature Under Password Control

The temperature lock allows the working setting to be protected with a password. This helps prevent accidental button presses or unauthorized adjustments from changing the temperature used for a production task.

For repeat work, the lock provides a way to keep a selected setting in place across successive operations. Operators do not need to rely solely on checking that the previous temperature has been left unchanged.

The lock protects the temperature setting; it does not replace calibration or verification of the soldering process. Tip selection and the condition of the working surface remain separate considerations.

Front-Panel Operation Without a Rotary Dial

The digital display and push buttons provide direct access to temperature adjustment. The power switch and handpiece connector are also positioned at the front, keeping the main operating points together.

Digital temperature calibration allows a correction to be made when a reference measurement identifies an offset. Calibration adjusts the temperature correction, while normal temperature selection establishes the working setting for the job.

The station uses microcomputer control and includes an automatic sleep function to help save energy during idle periods. This supports work routines with pauses between soldering operations without requiring a separate manual temperature reduction each time.

A Separate Rest and Replaceable Soldering Components

The handpiece holder is independent of the control unit. It can be positioned where the iron is easy to reach while leaving the display and buttons unobstructed. A sponge tray is incorporated into the holder for tip cleaning.

The listed accessory range separates the handpiece, heating core and soldering tip, allowing each component to be specified by its model reference.

LT 202 Handle

The LT 202 is the optional handpiece listed for the CHUERA-203H. It is shown as a handle-and-cable assembly with a connector for the station.

VH 90 Heating Core

The VH 90 is the listed heating core. This reference identifies the heating component when arranging a matching replacement.

200 Series Soldering Tips

The station lists 200 Series tips in several profiles, including pointed, flat and angled forms. Different shapes provide different contact areas and access to the soldering point.

Selecting a profile that fits the joint helps establish suitable contact. The accessory listing does not imply that every illustrated tip or spare component is included in the standard package.

CHUERA-203H Performance and Electrical Data

The specified temperature stability is ±2°C under no-load conditions. This describes stability when the iron is not transferring heat into a workpiece; it is distinct from temperature accuracy at a joint during soldering.

The station is marked ESD SAFE. Its stated soldering iron resistance to ground is below 2 Ω, and its potential to ground is below 2 mV.

Model: CHUERA-203H
Heating Method: High-frequency eddy current heating
Operating Voltage: AC 220 V, 50 Hz
Operating Temperature Range: 50–600°C
Maximum Instantaneous Power: 90 W
Temperature Stability, No Load: ±2°C
Temperature Adjustment: Push-button control
Temperature Calibration: Digital correction
Temperature Protection: Password-protected temperature lock
Standby Function: Automatic sleep
Control System: Microcomputer control
Soldering Iron Resistance to Ground: <2 Ω
Soldering Iron Potential to Ground: <2 mV

Bench Dimensions and Carton Quantity

The station dimensions are 150 × 130 × 100 mm, with a listed weight of approximately 3.23 kg. Allow additional bench space for the separate holder and sufficient clearance for the handpiece cable.

Station Dimensions: 150 × 130 × 100 mm, L × W × H
Listed Weight: Approximately 3.23 kg
Outer Carton Size: 505 × 490 × 280 mm
Packing Quantity: 8 sets per carton

FAQ

What heating technology does the CHUERA-203H use?

It uses high-frequency eddy current heating. This is combined with front-positioned temperature sensing to support fast warm-up, responsive control and temperature recovery during soldering.

Can the working temperature be protected against adjustment?

Yes. The station includes a password-protected temperature lock to help prevent unintended or unauthorized changes to the selected setting.

How is the temperature calibrated?

The CHUERA-203H uses digital temperature correction through its controls. Calibration should be based on an offset identified using a suitable reference measurement.

Does the station enter standby automatically?

An automatic sleep function is included to help reduce energy use during idle periods. The supplied specifications do not state a fixed sleep delay or an adjustable timing range.

Which handle, heating core and tips are listed for this model?

The listed optional accessories are the LT 202 handle, VH 90 heating core and 200 Series soldering tips. These references should be used when specifying matching components.

Does ±2°C mean the solder joint always stays within that range?

No. The ±2°C figure applies to the station’s no-load temperature stability. During soldering, heat transfer into the joint affects the tip’s temperature response.

What input power supply is required?

The specified supply is AC 220 V at 50 Hz. The mains supply should match the rating shown on the individual station.