1. Вступ
The CHCNAV I93 GNSS RTK Receiver is a state-of-the-art surveying instrument designed for high-precision positioning and data collection. It integrates advanced GNSS technology with innovative features like video photogrammetry and inertial measurement, making it suitable for various field applications including road surveys, construction, and mapping. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your I93 receiver to ensure optimal performance and longevity.

2. Особливості продукту
The CHCNAV I93 RTK receiver is engineered with several key features to enhance surveying efficiency and accuracy:
- Video Photogrammetry Technology: Integrates CHC video photogrammetry for video measurement and 3D modeling.
- High-Precision 3D Coordinates: Quickly and efficiently obtains high-precision 3D coordinates from live videos, enabling 'What You See Is What You Get' (WYSISIWYG) measurement while walking.
- AR Real-time Navigation: Supports Augmented Reality (AR) real-time navigation and immersive 3D modeling, improving efficiency by up to 50%.
- Upgraded Anti-Glare Design: Features an upgraded anti-glare design of the central pole, combined with following and lofting functionalities. The lofting base image rotates with the user, allowing navigation to be viewed from a first-person perspective without needing to manually identify direction and distance.
- Hyperinertial Navigation: Supports non-invasive hyperinertial navigation without initialization, enabling point-to-point measurement with reliable accuracy.
- Надійна конструкція: The accompanying HCE700 controller features an ultra-rugged design, meeting IP67 and MIL-STD-810H standards.

3. Посібник із налаштування
Follow these steps to set up your CHCNAV I93 GNSS RTK Receiver and controller:
- Розпакування: Carefully remove all components from the protective carrying case. Verify that all items listed in the packing list are present.
- Receiver Inspection: Inspect the I93 receiver for any visible damage. Ensure the protective film is intact if applicable.
- Controller Preparation: Power on the LandStar 8 controller. It runs on Android 12 and should display the home screen.
- Запуск програмного забезпечення: Tap the 'LandStar 8' application icon on the controller to launch the data collection software.
- NFC Connection (if applicable): The controller supports NFC. If your receiver also supports NFC, you may be able to establish a quick connection by tapping the devices together.
- Монтаж: Attach the I93 receiver to a survey pole using the provided mounting accessories. Ensure it is securely fastened.
- Початкове увімкнення: Press the power button on the I93 receiver to turn it on. Observe the display for status indicators.

4. Інструкція з експлуатації
The CHCNAV I93 offers advanced operational capabilities for precise surveying:
- GNSS Performance: The receiver supports 1408 channels across multiple constellations including BDS (B1I, B2I, B3I, B1C, B2a, B2b), GPS (L1C/A, L1C, L2C, L2P, L5), GLONASS (G1, G2, G3), Galileo (E1, E5a, E5b, E6), and QZSS (L1, L2, L5, L6).
- Real-time Kinematic (RTK): Achieve horizontal accuracy of 8 mm + 1 ppm RMS and vertical accuracy of 15 mm + 1 ppm RMS, with a typical initialization time of 10 seconds and reliability of 99.9%.
- Inertial Measurement Unit (IMU): Utilize IMU technology for point-to-point measurements. The system automatically corrects coordinates based on tilt direction and angle, supporting up to 60 degrees tilt measurement with an accuracy of 2 cm, eliminating the need for perfect centering.
- Visual Survey and Stakeout: Use the integrated camera for visual stakeout and survey tasks. The system supports video photogrammetry for efficient data acquisition.
- 3D-моделювання: Leverage the collected data for 3D modeling applications.
- LandStar 8 Software: The LandStar 8 data collection application for Android devices provides a user-friendly interface for field operations. It features simplified project and coordinate system management, CAD base map rendering, and cloud integration for efficient field-to-office collaboration.


5. Технічне обслуговування
Proper maintenance ensures the longevity and accuracy of your CHCNAV I93 GNSS RTK Receiver:
- Прибирання: Regularly clean the exterior of the receiver and controller with a soft, damp тканиною. Уникайте абразивних засобів для чищення або розчинників.
- Зберігання: Store the equipment in its protective carrying case when not in use. Keep it in a dry, temperature-controlled environment.
- Догляд за акумулятором: For optimal battery life, avoid fully discharging the battery frequently. Charge the battery regularly, even during periods of non-use.
- Оновлення прошивки: Periodically check for and install firmware updates for both the receiver and the controller to ensure you have the latest features and performance enhancements.
- Перевірка кабелю: Inspect all cables for signs of wear or damage before and after each use. Replace damaged cables immediately.
6. Вирішення проблем
Ось деякі поширені проблеми та способи їх вирішення.
- Немає сигналу GNSS: Ensure the receiver has a clear view of the sky. Check antenna connections. Verify that the correct satellite constellations are enabled in the software.
- Inaccurate Positioning: Check the RTK correction source (base station or network RTK). Ensure the survey pole is plumb and the IMU is calibrated if using tilt compensation. Verify the coordinate system settings in LandStar 8.
- Контролер не відповідає: Restart the LandStar 8 application or the controller itself. Ensure the battery is charged.
- 'Test Equipment' Designation: Some units may be labeled as 'test equipment' for internal purposes or specific market regulations. This typically does not affect the functionality or accuracy of the device for its intended use.
- Регіональна сумісність: The CHCNAV I93 is designed for global use, supporting multiple GNSS constellations. However, specific network RTK services or local regulations might vary by country. Consult local surveying authorities or your dealer for region-specific information.
7. Технічні характеристики
Detailed technical specifications for the CHCNAV I93 GNSS RTK Receiver:

| Категорія | Параметр | Значення |
|---|---|---|
| Продуктивність GNSS | Канали | 1408 канали |
| GPS | L1C/A, L1C, L2C, L2P(Y), L5 | |
| БДС | B1I, B2I, B3I, B1C, B2a, B2b | |
| GNSS Accuracies | Real-time kinematic (RTK) H/V | H: 8 mm + 1 ppm RMS, V: 15 mm + 1 ppm RMS |
| Post-processing kinematic (PPK) H/V | H: 2.5 mm + 0.5 ppm RMS, V: 5 mm + 0.5 ppm RMS | |
| IMU tilt compensated | Додаткова горизонтальна похибка нахилу стовпа зазвичай менше 10 мм + 0.7 мм/° нахилу | |
| Середовища | Робоча температура | від -40°C до +65°C (від -40°F до +149°F) |
| Захист від проникнення | IP67 (відповідно до IEC 60529) | |
| Падіння | Пережити падіння з 2-метрового стовпа | |
| вібрація | Comply with ISO 9022-36-08 and MIL-STD-810G - 514.6-Cat.24 | |
| Електричний | Споживана потужність | UHF RTK Rover w/o camera: Typical 2.8 W; Visual Stakeout/Visual Survey: Typical 4 W |
| Ємність літій-іонного акумулятора | Вбудований незнімний акумулятор 9,600 мАг, 7.4 В | |
| Operating time on internal battery | UHF RTK Rover w/o camera: up to 24 h; Visual Stakeout/Visual Survey: up to 24 h; UHF RTK Base: up to 16 h static; up to 36 h | |
| Обладнання | Dimensions (W×H) | 152 mm × 81 mm (5.98 × 3.19 in) |
| вага | 1.15 кг (2.54 фунта) | |
| Передня панель | 1.1" OLED Color Display, 2 LED, 2 physical buttons | |
| Датчики | Датчик нахилу | Calibration-free IMU for pole-tilt compensation, immune to magnetic disturbances, E-Bubble leveling |
| Фотоапарати | Global shutter with 2 MP & 5 MP | |
| Поле в view | 75° | |
| спілкування | Тип SIM-карти | Нано-SIM-карта |
| Network modem | Інтегрований модем 4G: TDD-LTE, FDD-LTE, WCDMA, EDGE, GPRS, GSM | |
| Бездротове підключення | NFC for device touch pairing, Wi-Fi (IEEE 802.11a/b/g/n/ac, access point mode), Bluetooth® (5.0 and 4.2+EDR, backward compatible) | |
| Порти | 1 x 7-pin Lemo port (RS-232), 1 x USB Type-C port (external power, data download, firmware update), 1 x TNC female (UHF antenna) | |
| Built-in UHF radio | Tx/Rx | 410-470 МГц |
| Потужність передачі | від 0.5 Вт до 2 Вт | |
| Формати даних | RTCM 2.X, RTCM 3.X, CMR input/output, NMEA 0183, HCN, HRC, RINEX, CHCNAV output, NTRIP Client, NTRIP Caster | |
| Зберігання даних | 8 GB internal memory, Support 128 GB external expansion | |
| Compliance and Laws and Regulations | Міжнародні стандарти | NGS Antenna Calibration, IEC 62133-2:2017+A1, IEC 62368-1:2014, UN Manual Section 38.3 |
8. Поради користувача
- Перевірте компоненти: Upon receiving your package, ensure all components, including the base and rover units (if applicable to your purchase), are present and accounted for.
- Ознайомлення з програмним забезпеченням: Spend time familiarizing yourself with the LandStar 8 software interface. Its customizable nature allows for tailoring to specific project needs.
- Field Conditions: Always ensure a clear line of sight to the sky for optimal GNSS signal reception. Be aware of potential obstructions like tall buildings or dense foliage that can affect accuracy.
- Резервне копіювання даних: Regularly back up your survey data from the controller to prevent loss.
9. Гарантія та підтримка
The CHCNAV I93 GNSS RTK Receiver comes with a Гарантія 1 рік. For technical support, service, or warranty claims, please contact your authorized CHCNAV dealer or the manufacturer's support channels. Ensure you retain your proof of purchase for warranty validation.





