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HSC CEM Digital Multimeter DT-663H Intelligent Burn-Proof Backlit Digital High-Precision Electrician Multimeter Ammeter Universal Meter Auto Range True RMS
Variants / Sale Attributes Model: Autoranging + Temperature [Intelligent Burn Protection]
Package Contents Multimeter ×1, Certificate of Conformity/Warranty Card ×1, Instruction Manual ×1, Color Box ×1, Battery ×1
Product Description Product Specifications
Overview
Brand (Hua Sheng Chang)
Models DT-660B, DT-663H
Type Handheld Full Protection Digital Multimeter
Display Backlit LCD, 4000 counts (DT-663H), 2000 counts (DT-660B) True RMS measurement (DT-663H only)
Auto and manual ranging
Auto power off (DT-663H only, approx. 15 minutes)
Overload protection
Intelligent burn prevention
Multi-function rotary switch with color-coded zones and tactile feedback
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Dual-layer protective casing
shockproof, drop-resistant, enhanced grip comfort
Input terminals mA/μA, 10A, COM
Operating environment 0°C to 50°C (DT-660B), 5°C to 40°C (DT-663H)
Storage temperature -20°C to 60°C (DT-660B), -10°C to 50°C (DT-663H)
Operating altitude up to 2000 meters (7000 feet)
Power supply 2 x 1.5V AAA batteries
Dimensions 121 x 67 x 35 mm
Accessories User manual, test leads, batteries, color box packaging Additional details
Range 600 V
Accuracy ±0.5%
Input impedance >1 MΩ Additional details
Range 600 V
Accuracy ±1.2%
Frequency bandwidth 50 Hz to 1 kHz (DT-663H), 50 Hz to 60 Hz (DT-660B)
Input impedance >10 MΩ Additional details
Range 10 A
Accuracy ±1.0%
Frequency bandwidth 50 Hz to 400 Hz Additional details
Range 10 A
Accuracy ±2.0%
Frequency bandwidth 50 Hz to 400 Hz Additional details
Range up to 760°C
Accuracy ±1.5% Additional details
Test current max 1 mA
Open circuit voltage approx. 2.0 V (DT-663H), 2.8 V (DT-660B) Audible buzzer for resistance less than 50 Ω (DT-663H), less than 100 Ω (DT-660B)
Additional details
9 V battery test current 6 mA
1.5 V battery test current 100 mA
Polarity Automatic detection; negative polarity indicated by "-"
Overrange indication "OL" Low battery indication symbol
Additional details
DT-660B 2 readings per second
DT-663H 3 readings per second
Calibration standard JJF1587-2016 Digital Multimeter Calibration Specification Calibration performed by CTI (CTI Hua Ce Testing)
Calibration results confirm compliance with specified accuracy limits for all measurement functions
Electronics repair and maintenance
Scientific research and education
Calibration certificate available (Certificate No. C220218005W02-07)
True RMS measurement for accurate AC readings
Maximum and minimum value capture
Auto-ranging with manual override
Backlight for improved visibility
Multi-function measurement including capacitance, frequency, temperature, and diode testing
Product specifications, accessories, and detailed parameters are subject to change; please refer to the actual product for confirmation.
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