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EXPLORER™ Semi-Micro Balances

Explorer™ Semi-Micro Balances are advanced laboratory weighing instruments designed for ultra-precise measurements in research, pharmaceutical, and analytical laboratories. The Explorer EXR series combines innovative weighing technology with an intuitive interface to provide reliable and consistent measurement performance.

The balance features a 7-inch color touchscreen display, digital leveling system, and simplified data management, allowing users to operate the system easily and efficiently. Its high-speed digital load cell and automatic calibration system ensure accurate and repeatable results even for extremely small sample weights.

Explorer Semi-Micro balances also provide flexible communication options including USB, RS232, Ethernet, Bluetooth, and Wi-Fi connectivity for seamless data transfer and integration with laboratory information systems.

Available Models

EXR125DEXR125EXR225DEXR225

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High Performance Weighing

Advanced digital high-speed load cell technology ensures fast stabilization and highly accurate weighing results for laboratory applications.

Automatic Calibration System

Built-in automatic calibration maintains measurement accuracy and ensures reliable weighing performance over time.

7-Inch Touchscreen Interface

Large color touchscreen with glass overlay provides intuitive navigation and simplified operation for laboratory users.

Touchless Sensor Operation

Integrated touchless sensors allow hands-free operation, improving efficiency and reducing contamination risk during weighing processes.

Anti-Static Draftshield

Anti-static coated draftshield minimizes static interference and improves measurement stability for ultra-precise weighing tasks.

Digital Leveling System

Digital leveling bubble and adjustable leveling feet ensure proper balance alignment for accurate measurement results.

Advanced Connectivity

Multiple communication options including USB, RS-232, Ethernet, Bluetooth, and Wi-Fi enable seamless integration with computers, printers, and LIMS systems.

Reliable Laboratory Performance

Fast stabilization time and advanced environmental compensation ensure consistent and repeatable results in demanding laboratory environments.

Specifications

Technical Specification EXP125D/AD EXP125/AD EXP225D/AD EXP225/AD
Capacity 82 g / 120 g 120 g 120 g / 220 g 220 g
Readability d, Fine Range 0.01 mg 0.01 mg 0.01 mg 0.01 mg
Readability d, Full Range 0.1 mg 0.01 mg 0.1 mg 0.01 mg
Repeatability (sd.), ≤5% of Full Load Typical 0.01 mg 0.01 mg 0.01 mg 0.01 mg
Repeatability (sd.), 5% of Full Load to Fine Range Max 0.02 mg 0.02 mg 0.02 mg 0.02 mg
Repeatability (sd.), Fine Range Max to Full Range 0.1 mg 0.02 mg 0.1 mg 0.02 mg
Linearity Deviation Typical 0.06 mg 0.06 mg 0.06 mg 0.06 mg
Linearity Deviation 0.2 mg 0.1 mg 0.2 mg 0.1 mg
Span Calibration Points 25g, 50g, 75g, 100g 25g, 50g, 75g, 100g 50g, 100g, 150g, 200g 50g, 100g, 150g, 200g
Weighing Units g, mg, ct, N, oz, ozt, Grain, dwt, mo, msg, tcl, tola, baht, Custom 1, Custom 2
Applications Basic Weighing, Parts Counting, Check Counting, Percent Weighing, Check Weighing, Dynamic Weighing, Totalization, Formulation, Differential, Density Determination, Peak Hold, Pipette Adjustment, SQC, Fill Weight Variation, Flow Rate Control
Stabilization Time (typical) 0.1 mg: ≤2 seconds, 0.01 mg: ≤5 seconds
Sensitivity Temperature Drift (ppm/℃) 0.8
Min-Weight (typical) (K=2, U=1%) 2 mg
Min-Weight (typical) (USP, K=2, U=0.10%) 20 mg
Min-Weight (optimal) (USP, K=2, U=0.10%, SRP≤0.41d) 8.2 mg
Terminal Display 7-inch TFT 16.7M Color Touch Screen with Glass Overlay, Detachable Terminal
Display Resolution 800 × 480 Pixels
Communication USB Host (Type A) × 2, USB Device (Type B) × 1, USB Device (Type C) × 1, Ethernet (RJ45) × 1, RS232 × 1; Optional Wi-Fi, Bluetooth Dongle
Leveling System Motorized Leveling System with Digital Leveling Bubble
Power Supply AC Adapter Input: 100-240 VAC 0.5A 50-60 Hz; AC Adapter Output: 12 VDC 1.5A
Weighing Pan Size Aero Pan 80mm × 80mm
Built-in Ionizer Standard
Environmental Sensor (Load Cell) Temperature Sensor, Relative Humidity Sensor (RH), Air Pressure Sensor
Touchless Sensor 2 Touchless Sensors on the terminal
Draftshield with anti-static coating Standard
Automatic Draftshield Door Function Standard, Open Range: 1/2 open and fully open
Draftshield & Terminal Status Lights Standard, 7-color Selectable
Sample Spotlight Standard, White
Terminal Housing Dimensions (W × D × H) 205mm × 126mm × 66mm
Base Housing Dimensions (W × D × H) 229mm × 275mm × 78mm
Assembled Dimensions (W × D × H) 229mm × 408mm × 372mm
Shipping Dimensions (W × D × H) 415mm × 630mm × 561mm
Net Weight 7.8 kg
Shipping Weight 12.0 kg

Applications

Applications

Basic Weighing
High-precision weighing of laboratory samples for analytical and research applications.
🔢 Parts Counting
Counts small parts and components using average piece weight calculations.
Check Counting
Verifies whether the number of items falls within predefined tolerance limits.
📊 Percent Weighing
Displays the sample weight as a percentage of a reference weight.
📏 Check Weighing
Ensures the measured weight is within specified upper and lower tolerance limits.
🐁 Dynamic Weighing
Measures unstable or moving samples such as animals or fluctuating materials.
Totalization
Adds weights of multiple samples and generates statistical data for batch measurements.
Formulation
Allows precise mixing of multiple ingredients according to defined proportions.
🔄 Differential Weighing
Calculates weight differences between measurements taken at different stages.
🧪 Density Determination
Determines density of solids and liquids for laboratory analysis and quality control.
📈 Peak Hold
Captures and displays the maximum weight value recorded during a weighing process.

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