PROD TAG 411 is a personal tag for underground operations that combines precise UWB positioning and the RealTrac Collision Avoidance System (CAS) in one compact device. It attaches to a hard hat or to the cap lamp cable, provides bright light and loud sound signals for five types of alarms and notifications, two-way BLE communication with wristbands and workwear tags, and fall and no-movement detection. The tag is designed to run on the cap lamp battery for at least one shift in conditions of high humidity, dust, temperature and pressure changes, with protection up to IP67, and can be produced in an explosion-proof version.
| Parameter | Value |
| Device type | Personal tag (tracker) for a hard hat / lamp cable |
| Supported systems | RealTrac Positioning (RTLS), RealTrac CAS |
| Positioning types | Precise (UWB), zonal (BLE, UHF) |
| Precise positioning technology | UWB, IEEE 802.15.4-2011 UWB |
| Zonal positioning technology | BLE, UHF (ISM 868 MHz / 2.4 GHz) |
| UWB working range | Up to 100 m from an access point |
| Zonal positioning distance | Up to 200–300 m between access points over BLE/UHF (underground mine) |
| Operating frequency range | 868 MHz, 2.4 GHz, 3–7 GHz |
| Radio standards | IEEE 802.15.1 (BLE), ISM, IEEE 802.15.4-2011 UWB |
| Transmitter power | ISM up to 20 dBm, UWB −41.3 dBm/MHz |
| Antennas | Internal (UHF, BLE, UWB) |
| Power supply | From the cap lamp battery, 3–12 V |
| Operating time | ≥ 12 h with continuous UWB positioning |
| Protection rating | IP67 |
| Enclosure material | Opaque plastic |
| Explosion protection | Explosion-proof version possible by design |
| Operating temperature range | −40…+50 °C |
| Relative humidity | Up to 90–100% (production faces) |
| Impact resistance | Drop from height (fall detection) |
| Dimensions | 110 × 40 × 25 mm |
| Weight | < 0.1 kg |
| Mounting | In the side slot of a hard hat; on cap lamp cables of various diameters |
| Light indication | 5 modes (global alarm, entry into a hazardous zone, RealTrac CAS red zone, RealTrac CAS yellow zone, individual notifications) |
| Sound indication | 5 modes, synchronized with the light |
| Vibration indication | None (ineffective through a hard hat) |
| Sensors | Accelerometer, pedometer (no movement, fall, trajectory refinement) |
| Button | 1 raised button: short press — acknowledge notifications; hold up to 3 s — alarm |
| Communication with wearables | Two-way BLE communication with wristbands and BLE tags in workwear |
Supported vehicle equipment for RealTrac CAS
Address:
RealTrac International
MITE RUŽIĆA 1, sprat: 1, broj stana: 9, 21000, Novi Sad, Serbia
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