15W High-Power Transmitter with 20 Cable Pre-Calibration. The XHGX507C is the most advanced underground cable and pipeline locator in its class — 11 active detection frequencies, 20 cable simultaneous identification, and 20km effective range in a single integrated system.
The XHGX507C Multifunction Underground Cable Pipeline Locator is a professional-grade detection system combining a 15W high-power transmitter with a precision receiver for accurate cable and pipeline path tracing, burial depth measurement, and intelligent cable identification. Supporting three signal injection methods — direct connection (up to 20km), coupling clamp, and induction — the system adapts to any field scenario from live cable identification to passive detection of existing utilities. Its 11 active detection frequencies (640Hz through 197kHz) and flexible Rogowski coil identification clamp enable simultaneous pre-calibration of up to 20 cables at the transmitter end, with instant identification at the remote end. The A-frame ground fault detection module (optional) extends the system from utility locating to complete pipeline fault diagnostics.
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Conventional locators require a separate trip between the transmitter and the remote end for each cable to be identified. On multi-cable job sites — common in utility corridors, substations, and urban street lighting networks — this means hours of back-and-forth walking, battery changes, and the real risk of misidentifying cables that look similar in crowded trenches.
The XHGX507C eliminates this bottleneck. The transmitter allows operators to pre-calibrate up to 20 cables in a single setup session. Walk to the remote end once, and identify each cable in sequence — the receiver displays a checkmark for correctly identified cables and a cross mark for non-target cables. One trip, 20 cables identified. Field time reduced by up to 90% on multi-cable projects.
Key Features| Transmitter | |
|---|---|
| Output Power | 15W max, 9 levels adjustable, fully automatic impedance matching |
| Active Frequencies | 640Hz, 1.28kHz, 2.56kHz, 3.20kHz, 4.09kHz, 8.19kHz, 10.2kHz, 32.7kHz, 65.6kHz, 81.9kHz, 197kHz |
| Output Modes | Direct connection, coupling clamp, induction |
| Direct Output Voltage | 150Vpp max |
| Display | 5-inch capacitive touch LCD color screen |
| Protection | Overload and short-circuit protection, autoranging impedance |
| Battery | 10.8V high-capacity rechargeable lithium battery |
| Dimensions / Weight | 320 * 275 * 145mm / 3.85kg |
| Safety Compliance | IEC61010-1 CAT III 300V, CAT IV 150V; IEC61326 (EMC) |
| Case | Integrated toolbox design, withstands approx. 200kg pressure |
| Receiver | |
|---|---|
| Active Frequencies | 640Hz, 1.28kHz, 2.56kHz, 3.20kHz, 4.09kHz, 8.19kHz, 10.2kHz, 32.7kHz, 65.6kHz, 81.9kHz, 197kHz |
| Passive Detection | 50Hz, 60Hz, 250Hz power frequency; RF bands at 32.7kHz, 65.6kHz, 81.9kHz, 197kHz |
| Detection Modes | Broad peak, narrow peak, valley method; Classic positioning, wire cruise, signal distortion measurement |
| Depth Measurement | 0–20m; accuracy: ±5% (0–3m), −10% (3–20m) |
| Detection Range | Direct connection: up to 20km; Coupling: up to 10km; Induction: suitable for depth <2m |
| Cable Identification | Flexible Rogowski coil (Φ200mm), identifies 1–20 cables, calibration value 75%–135% |
| Current Measurement | Accuracy: 1mA; real-time display of depth and current |
| Display | 4.3-inch capacitive touch LCD color screen, sunlight-readable |
| Dimensions / Weight | 350 * 155 * 700mm / ~2kg |
| Safety Compliance | IEC61010-1 CAT III 600V, IEC61010-031, IEC61326, Pollution Degree 2 |
| Municipal Infrastructure | Underground water, gas, and heating pipeline mapping, census, and damage prevention |
| Electric Power Utilities | Cable path tracing, live cable identification, pre-excavation verification |
| Pipeline Maintenance | Routine patrol, insulation fault pinpointing, corrosion protection assessment |
| Construction & Civil Engineering | Pre-excavation utility locating to prevent cable and pipeline strikes |
| Telecommunications | Fiber optic and copper cable route tracing in shared utility ducts |
Q: Why does the XHGX507C offer 11 active frequencies and which one should I use?
Multiple frequencies optimize performance across different site conditions. Lower frequencies (e.g., 512Hz, 640Hz) travel farther with less signal bleed to adjacent utilities — ideal for long-distance tracing and congested areas. Higher frequencies (e.g., 33kHz, 82kHz) couple more easily to target cables via inductive methods and work better for high-resistance connections. The default 9.5kHz offers a balanced starting point for most applications.
Q: How does the 20-cable simultaneous identification feature work in practice?
Before going to the field, you pre-calibrate up to 20 cable IDs on the transmitter using unique frequency codes. At the remote end, the receiver decodes the transmitted signal and displays the matching cable ID number. This is invaluable in substations, cable galleries, and street-side distribution cabinets where dozens of cables are bundled together and visual tracking is impossible.
Q: What is the difference between active and passive locating modes?
Active mode uses the transmitter to inject a known signal into the target cable, providing the strongest and most accurate trace. Passive mode (Power/Radio) detects existing electromagnetic fields from live power cables (50/60Hz) or radio signals without a transmitter — useful for initial site scanning to identify unknown utilities before excavation. Use active mode for precise locating and passive mode for area surveys.
Q: Can this locator be used as part of a complete cable fault detection workflow?
Absolutely. A complete cable fault location workflow follows three stages: (1) TDR fault pre-location to determine distance, (2) XHGX507C route tracing and depth measurement to map the cable path above ground, and (3) acoustic-magnetic pinpointer for precise excavation point marking. The XHGX507C is the critical middle step that connects distance data to physical location on site.
Q: What maintenance and calibration does the XHGX507C require?
The XHGX507C requires minimal routine maintenance: keep the transmitter and receiver contacts clean, charge the built-in batteries regularly, and store in a dry environment. Annual calibration verification is recommended for organizations with ISO-certified quality systems. The instrument performs a self-diagnostic check on startup. Spare test leads and fuses are readily available.
Q: What industries and applications benefit most from the XHGX507C?
Key user groups include power utilities (underground MV/HV cable route mapping), telecommunications (fiber optic and copper cable tracing in shared ducts), municipal public works (water/gas pipe locating before excavation), construction contractors (pre-dig utility verification), and railway/metro maintenance teams (signaling and traction power cable tracing along corridors).
Contact us today for a quotation or technical consultation on the XHGX507C Underground Cable Pipeline Locator.
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