UNI-T UT685A KIT TDR Cable Tester & Network Wire Tracker
€96.63
Available, delivery time: 1-3 days
| Product number: | 202737 |
|---|---|
| Manufacturer number: | UT685A KIT |
| EAN | 6935750568538 |
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Product information "UNI-T UT685A KIT TDR Cable Tester & Network Wire Tracker"
Main Product Features
- Versatile TDR Cable Testing: Reliably tests twisted-pair network cabling including CAT5, CAT6, UTP, FTP, and SSTP.
- Exclusive 8-Core Crimping Test: Fast 1-to-1 wire mapping and crimp verification in 1 second or less with a 10 cm minimum detectable length.
- Precise Length & Fault Distance: Measures open-circuit cable lengths from 2.5 m to 300 m and pinpoints short-circuit fault locations.
- Comprehensive PoE Diagnostics: Evaluates Power over Ethernet across DC 5 V to 60 V supporting IEEE 802.3af, 802.3at, and 802.3bt standards.
- Ethernet Port & Switch Detection: Identifies port link status, 10M/100M/1000M speeds, auto-negotiation, and full/half-duplex modes.
- Digital Anti-Interference Wire Tracing: Highly accurate 125 kHz modulated signal traces RJ45 lines up to 1,000 m and RJ11 lines up to 3,000 m.
- Live Wire & Hazardous Voltage Warning: Equipped with polarity detection and clear warnings for voltages exceeding 10 V, backed by 70 V DC input protection.
- Clear 2.8-Inch LCD: High-contrast digital screen provides direct visual feedback for cable maps, diagnostics, and test metrics.
Professional Network Certification and Troubleshooting
Modern telecommunications, server room deployments, and structured cabling projects demand speed, accuracy, and absolute reliability. The UNI-T UT685A KIT is an advanced TDR cable tester engineered specifically for IT administrators, network engineers, and cabling contractors. By integrating Time-Domain Reflectometry (TDR) technology, the UT685A KIT provides comprehensive diagnostics for structured wiring, effortlessly checking continuity, mapping individual conductors, and calculating cable run distances up to 300 metres.
Dedicated Crimping and Wire Map Verification
Unlike standard continuity testers, the UT685A KIT features an exclusive 8-core crimping test function. When terminating patch leads or wall jacks on site, technicians can verify RJ45 crimp integrity with a response time of under one second. The tester accurately detects proper pinouts and crimp connectivity down to a minimum cable length of just 10 cm, saving significant setup time during high-density rack patching.
Advanced PoE and Active Switch Diagnostics
Active networks present complex variables when powering IP cameras, wireless access points, and VoIP hardware. The UT685A KIT addresses these challenges with integrated Power over Ethernet (PoE) testing covering DC 5 V to 60 V. It automatically classifies IEEE 802.3af, 802.3at, and 802.3bt standards directly on its bright 2.8-inch display. Furthermore, its port flashing and switch detection capabilities allow users to confirm 10M, 100M, and 1000M transmission speeds, check auto-negotiation, and verify full-duplex or half-duplex operation without carrying bulky secondary analysers.
Noise-Resistant Line Tracing and Rugged Design
Locating specific cables in crowded conduits or complex server patch panels is straightforward thanks to digital line tracing. Utilising a 125 kHz digitally modulated anti-interference signal, the included receiver tracks RJ45 cables over runs up to 1,000 m and RJ11 telephony wiring up to 3,000 m. For field resilience, the UT685A KIT is 1-metre drop-tested and features robust 70 V DC input protection against unexpected line surges. The device is fully tested for user safety and complies strictly with European safety and environmental standards, featuring official CE conformity and RoHS compliance.
Technical Specifications
| Model | UNI-T UT685A KIT |
|---|---|
| Supported Cable Types | CAT5/CAT6 twisted pair, UTP (unshielded), FTP (foil-shielded), SSTP (double-shielded) |
| Wire Mapping Interfaces | Crimping/mapping interface, Receiver RJ45 |
| Crimping Test | 8-core test, response time ≤1 s, minimum length 10 cm |
| Cable Length Measurement | 2.5 m to 300 m (Open-circuit) |
| Length Resolution & Accuracy | 1 m resolution; ≤20 m: ±1.6 m; 20–100 m: ±2.4 m; >100 m: ±3.2 m |
| Fault Location | Short-circuit position and fault distance identification |
| PoE Voltage Range | DC 5 V to 60 V |
| PoE Standards Supported | IEEE 802.3af, IEEE 802.3at, IEEE 802.3bt (results shown via LCD) |
| Port Detection | Port connection status, 10M/100M/1000M switches, Full/Half-Duplex, Auto-Negotiation |
| Wire Tracing Length (Max) | RJ45: up to 1,000 m; RJ11: up to 3,000 m |
| Tracing Frequency & Modes | 125 kHz digitally modulated signal, anti-interference mode, 2 tone variations |
| Live Wire Detection | Polarity detection, hazardous voltage warning (>10 V) |
| Input Protection | 70 V DC |
| Display | 2.8-inch LCD digital screen |
| Power Supply | 3 x 1.5 V AA alkaline batteries (low battery warning indicator) |
| Auto Power Off | Normal mode: 10 minutes; Cable location mode: 60 minutes |
| Drop Test Rating | 1 m |
| Operating Conditions | 0 °C to 45 °C; 20% to 75% RH (non-condensing) |
| Storage Conditions | -20 °C to 60 °C; 10% to 90% RH (non-condensing) |
| Conformity & Certificates | CE, RoHS |
Frequently Asked Questions (FAQ)
What is the primary benefit of TDR technology in the UT685A KIT?
Time-Domain Reflectometry (TDR) sends high-frequency pulses down the cable conductors to accurately calculate distance to open circuits and pinpoint the exact location of short-circuit faults, eliminating guesswork during cable repairs.
Can the UT685A KIT test cables carrying active electrical voltage?
Yes, the unit features live wire detection with polarity checking and an automatic warning indicator whenever hazardous voltages above 10 V are present. It also incorporates robust input protection rated up to 70 V DC.
How does the exclusive crimping test work?
The dedicated crimping interface checks all 8 cores in less than one second, allowing technicians to immediately confirm whether newly terminated RJ45 modular plugs are correctly pinned and seated, functioning on lengths as short as 10 cm.
Which PoE standards can the tester identify?
The UT685A KIT evaluates PoE operating voltages between DC 5 V and 60 V, correctly detecting and distinguishing between 802.3af, 802.3at, and high-power 802.3bt standards.
Does the UT685A KIT comply with European directives?
Yes, the instrument is fully engineered to meet European safety and quality requirements, carrying full CE conformity and RoHS certification.
| Product number: | 202737 |
|---|
Manufacturer
Company Name
Uni-Trend Technology (China) Co., Ltd.
Address
No.6, Gong Ye Bei 1st Road, Songshan Lake National High-Tech Industrial Development Zone,
Dongguan City, Guangdong Province, 523 808, CN
Phone
(+86-769)85723888
EU Responsible Person
Company Name
P+C Schwick GmbH
Address
Bergisch Born 87A, 42897 Remscheid, NRW, Germany
E-Mail
info@schwick.de
Phone
+492191598280
Safety Instructions
⚠️ Safety and Warning Instructions for Measurement and Testing Equipment
Before using our measurement and testing equipment (such as multimeters, current/ground fault clamps, voltage testers, laser and environmental measuring devices, laboratory power supplies, oscilloscopes, and testing and inspection tools), please be sure to observe the following warnings:
Electrical Safety & Voltage Hazards (Danger to Life)
- Risk of electric shock: Check devices and test leads for damage (e.g., cracks in the insulation, exposed wires) before each use. Damaged devices or cables must never be used!
- Measurement categories (CAT): Pay attention to the permissible overvoltage category (e.g., CAT III 600V, CAT IV 300V). Never use the devices in mains circuits that exceed the specified category or the maximum rated voltage/current.
- Voltage-free condition: Perform resistance, continuity, diode, or capacitance measurements exclusively on voltage-free circuits. Capacitors must be discharged before measurement.
- Fuses: Replace defective fuses in multimeters exclusively with the exact same type (usually high-resistance ceramic fuses with the same voltage and current specifications). Never bypass them!
- Grounding & Lab Power Supplies: Operate mains-powered test equipment (e.g., oscilloscopes, lab power supplies, function generators) only from properly grounded outlets. Incorrect voltage or current settings on laboratory power supplies can destroy connected components, which can lead to fire or explosion (e.g., of electrolytic capacitors).
Laser Radiation & Optical Hazards
- Eye injuries: Many devices (laser rangefinders, infrared thermometers, tachometers) use aiming lasers. Never look directly into the laser beam and do not point it at people or animals.
- Reflections: Caution around reflective surfaces! The laser beam can be deflected and unintentionally strike the eye.
- Risk of glare: Borescopes and inspection cameras often have very bright LEDs. Do not look directly into the light source.
Heat, fire hazard & environmental conditions
- Risk of burns: When using thermal imaging cameras or contact thermometers to measure hot components (e.g., in industrial settings or on engines), there is a risk of accidentally touching hot surfaces. The measuring device itself does not protect against the heat of the test object.
- Wetness & Moisture: Never use electrical measuring instruments in wet, damp, or extremely condensing environments unless they explicitly have a corresponding IP protection rating. Moisture inside the device can lead to fatal short circuits.
- Explosion hazard: The devices are generally not EX-protected. Do not use them in environments containing explosive gases, vapors, or dust.
Mechanical hazards & handling
- Rotating machine parts: When using tachometers, anemometers, or stroboscopes on running machines, there is an extreme risk of entanglement. Maintain a safe distance and do not wear loose clothing, have your hair down, or wear dangling jewelry. Ensure that test leads do not come into contact with moving parts.
- Falls & Equipment Damage: A dropped measuring device (e.g., multimeter, insulation tester) may be internally damaged, which means protection against electric shock is no longer guaranteed. If in doubt, have the device tested at 230V before using it again.
- Magnetic fields: Some devices or mounts contain strong magnets. Keep them away from pacemakers, magnetic data storage devices, and sensitive electronics.
General Information & Health
- Technical expertise: Work on electrical systems (especially those operating at 50V AC / 120V DC or higher) must only be performed by appropriately trained professionals.
- Batteries: Remove batteries/rechargeable batteries if the device is not used for an extended period of time to prevent damage and burns caused by leaking battery acid.
- Children: These high-precision test and measurement devices are not toys. Keep them out of the reach of children.