UT256 Series 200A True RMS Fork Meters
UT256 Series are high reliable, true RMS fork meters. Its unique design allows users to measure current by simply moving the wire of interest inside the opening of the ‘fork’ to the labeled mark. With no mechanical parts, this meter bares no risk from any type of mechanical failure.
Product Details
UT256 series are high reliable, true RMS fork meters. Its unique design allows users to measure current by simply moving the wire of interest inside the opening of the ‘fork’ to the labeled mark. With no mechanical parts, this meter bares no risk from any type of mechanical failure.
Models in UT256 series: UT256A, UT256B
Key Features
True RMS measurement, accurate for non-sinusoidal distorted waveforms
200A AC current, 15mm open fork design, side wire access without breaking circuit
6000-count high-resolution display, auto & manual range
Measures 1000V AC/DC voltage, resistance and continuity with buzzer
Built-in NCV non-contact voltage detection with audible & visual alarm
Integrated LED flashlight for dark and narrow working sites
CAT II 1000V / CAT III 600V safety rating, 2m drop-proof durable housing
Data Hold, LCD backlight, full-range overload protection
Auto power off (15 mins, optional disable), low battery indicator
CE, UKCA, cETLus, RoHS certifications
FAQ
Q: What is UNI-T UT256 fork meter used for?
A: It is a professional open fork meter for electricians, used to test AC current, AC/DC voltage, resistance and continuity, NCV live wire detection, suitable for distribution cabinet, HVAC and electrical wiring maintenance.
Q: What is the advantage of open fork design?
A: The 15mm fork can slide in from the side of the wire, no need to thread the cable, easy to measure in dense and narrow wiring spaces.
Q: What does True RMS do?
A: True RMS ensures stable and accurate readings for distorted non-sinusoidal waveforms in real electrical circuits.
Q: Does it have flashlight and NCV function?
A: Yes, it has built-in NCV non-contact voltage alarm and LED flashlight, convenient for dark cabinet inspection.
Q: What is its safety rating and drop rating?
A: CAT II 1000V / CAT III 600V safety rating, it can withstand 2m drop for harsh field work.
Q: Can I turn off the auto power off?
A: Yes, the 15-minute auto power off function can be disabled manually.
Specifications
Specifications | Range | UT256A | UT256B |
Certifications | CE/RoHS/cETLus | ||
Safety ratings | CAT II 1000V, CAT III 600V | ||
AC current (A) | 200A | ±(1.8%+5) | ±(2.5%+5) |
DC current (A) | 200A | ±(2.5%+5) | |
AC voltage (V) | 750V | ±(1.2%+3) | |
1000V | ±(1.2%+3) | ||
DC voltage (V) | 1000V | ±(0.8%+3) | ±(0.8%+3) |
Resistance (Ω) | 60MΩ | ±(1%+2) | ±(1%+2) |
Capacitance (F) | 60mF | ±(4%+20) | |
Frequency (Hz) | 10~10kHz | ±(0.1%+5) | |
Display count | 6000 | 6000 | |
Diode test | About 3V | √ | |
NCV | √ | √ | |
Zero mode | √ | ||
Relative mode | √ | ||
General Characteristics | |||
Power | 1.5V battery (LR6) x 2 | ||
Display | UT256A: 35mm x 26mm; UT256B: 36.5mm x 24mm | ||
Product net weight | 248g | ||
Product size | UT256A: 217mm x 58.8mm x 38.5mm; UT256B: 210mm x 53mm x 35mm | ||
Standard accessories | Batteries, test leads, English manual | ||
Standard individual packing | Gift box, carrying bag | ||
Standard quantity per carton | 20pcs | ||
Standard carton measurement | 485mm x 310mm x 205mm | ||
Standard carton gross weight | 9.5kg | ||
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