Produkt überview
The Elitech RC-4HC is a versatile temperature and humidity data logger designed for precise monitoring. It features a multifunction LCD alarm indicator and a buzzer alarm, making it suitable for various applications requiring accurate environmental data. Data can be easily exported in PDF or Excel formats using the Elitech data management software. The device supports both internal and external temperature sensors for enhanced flexibility.

Figure 1: Elitech RC-4HC Temperature and Humidity Data Logger with external temperature probe.
Setup und Installation
1. Einlegen der Batterie
The RC-4HC data logger requires a CR2450 battery for operation. Follow these steps to install the battery:
- Suchen Sie das Batteriefach auf der Rückseite des Geräts.
- Use a coin or a flat tool to gently twist and open the battery cover.
- Place the CR2450 battery under the small metal clip, ensuring the positive pole (marked with a plus sign) is facing upwards.
- Bringen Sie die Batterieabdeckung wieder an und drehen Sie sie fest.

Figure 2: Step-by-step guide for battery installation in the RC-4HC data logger.
2. Connecting the External Temperature Sensor
For applications requiring external temperature measurement, connect the provided external sensor to the designated port on the side of the data logger. The external sensor has a cable length of 1.1 meters.

Figure 3: The RC-4HC data logger with its external temperature sensor connected.
3. Softwareinstallation und Verbindung
To configure the logger and download data, you will need the Elitech data management software. This software can be downloaded from the official Elitech website. Once installed, connect the data logger to your computer using the provided USB cable.

Figure 4: Connecting the RC-4HC data logger to a computer via USB cable.
Bedienungsanleitung
1. Starten und Beenden der Protokollierung
To start the data logger, press the button on the device once to light up the screen. Then, press and hold the button for more than 4 seconds. A triangle sign firmly lit up on the logger screen indicates that logging has successfully started. To stop logging, connect the logger to the computer and use the software.
2. ViewDaten auf dem Gerät speichern
While the logger is active, press the button briefly to cycle through various display parameters including current temperature, humidity, total logged points, current time, date, maximum temperature, minimum temperature, and upper/lower temperature limits.
3. Configuring Parameters via Software
After connecting the logger to your computer, open the Elitech data management software. Navigate to the "Parameter" tab to adjust settings such as the log interval (e.g., to 10 seconds), alarm limits, and temperature unit (°C/°F). Remember to click the "Save Parameter" button after making changes. This action will also clear previous data and prepare the logger for new recording sessions.
4. Data Download and Export
Once connected to the software, you can download the recorded data. The Elitech software allows you to export data in various formats, including PDF and Excel, for easy analysis and reporting.

Figure 5: Data export options available in the Elitech data management software.
Official Product Video: Setup and Operation
Video 1: This video demonstrates the initial setup, battery installation, external sensor connection, and basic operation of the Elitech RC-4HC data logger, including connecting to the computer and using the software for parameter settings and data download.
Wartung
To ensure the longevity and accuracy of your Elitech RC-4HC data logger, follow these maintenance guidelines:
- Reinigung: Wipe the device with a soft, dry cloth. Avoid using abrasive cleaners or solvents that could damage the casing oder Bildschirm.
- Batteriewechsel: Replace the CR2450 battery when the low battery indicator appears on the LCD screen to ensure continuous operation and data integrity. Refer to the "Battery Installation" section for detailed steps.
- Lagerung: Bei längerer Nichtbenutzung sollte der Datenlogger an einem kühlen, trockenen Ort, geschützt vor direkter Sonneneinstrahlung und extremen Temperaturen, aufbewahrt werden.
- Sensorpflege: Handle the external temperature sensor carefully to prevent damage to the probe or cable.
Fehlerbehebung
If you encounter issues with your Elitech RC-4HC data logger, consider the following common solutions:
- Device Not Starting/Displaying:
- Prüfen Sie, ob die Batterie korrekt eingesetzt ist und ausreichend geladen ist. Tauschen Sie sie gegebenenfalls aus.
- Ensure the device is properly powered via the CR2450 battery or USB interface.
- Logging Not Initiating:
- Confirm that you have pressed and held the button for more than 4 seconds until the triangle sign is firmly lit on the screen.
- Verify that parameters have been saved correctly via the software after any changes. Saving parameters typically resets the device and prepares it for a new logging session.
- Connection Issues with Computer:
- Ensure the USB cable is securely connected to both the logger and the computer.
- Probieren Sie einen anderen USB-Anschluss an Ihrem Computer aus.
- Restart the Elitech data management software or your computer.
- Check your computer's Device Manager for any unrecognized USB devices and update drivers if needed.
- Ungenaue Messwerte:
- Ensure the external sensor (if used) is properly connected and placed in the desired measurement environment.
- Check for any physical damage to the sensors or the device.
- Consider recalibrating the device using the software if persistent inaccuracies are observed.
Technische Daten
The Elitech RC-4HC data logger offers the following technical specifications:
| Temperaturmessbereich | -30℃~+60℃ (internal sensor); -40℃~+85℃ (external sensor) |
| Temperaturgenauigkeit | ±0.5 °C (-30 °C bis +60 °C); ±1.0 °C (andere) |
| Temperatureinheit | ℃ / ℉ (selectable via software) |
| Luftfeuchtigkeitsmessbereich | 0 bis 99 % relative Luftfeuchtigkeit |
| Feuchtigkeitsgenauigkeit | ±3%RH (25℃, 20~90%RH); ±5%RH (others) |
| Auflösung | Temperature 0.1℃; Humidity 0.1%RH |
| Kapazität aufzeichnen | 16000 Punkte (MAX) |
| Aufzeichnungsintervall | 10s~24h einstellbar |
| Connect-Schnittstelle | USB-Schnittstelle |
| Stromversorgung | CR2450 battery or power supply via USB interface |
| Akkulaufzeit | Above one year (at normal temperature, 15-minute record interval) |
| Ambient Environmental Temperature | -30℃~+60℃ |
| Produktgröße | 84 mm (Länge) x 44 mm (Breite) x 20 mm (Höhe) |
| Logger Weight | 40g |
| Im Paket enthalten | 1x RC-4HC Data logger, 1x External Temperature Sensor (1.1m), 1x USB cable, 1x Battery, 1x Manual |

Figure 6: Dimensions of the Elitech RC-4HC data logger.

Figure 7: Contents included in the Elitech RC-4HC package.
Garantie und Support
Elitech Technology Inc. stands behind the quality of its products. For warranty information, technical support, or any inquiries regarding your RC-4HC data logger, please contact Elitech directly.
- Telefon: +1 (408) 844-4070
- E-Mail: support@elitecus.com
- WebWebsite: www.elitechstore.com
The product was first available on August 18, 2014.





