Contents

Revision and Copyright Information
Warranty and Assistance
Table of Contents
COM210 Telephone Modem
- 1. Introduction
  - 1.1 General Description
  - 1.2 Computer Requirements
- 2. Specifications
- 3. Installation
  - 3.1 Connecting to Datalogger
  - 3.2 Connecting to Earth Ground
  - 3.3 Telephone to MD485 or Telephone to RF Systems
  - 3.4 Telephone Service
- 4. Troubleshooting
- 5. Modem Settings in Non-Volatile Memory
Appendix A. Modifying the Non-Volatile Memory
- A.1 Hardware Connection to COM210
- A.2 Remote Communication to the COM210
- A.3 Hayes AT Command Summary
Appendix B. CS I/O Connection
- B.1 CS I/O 9-Pin Connection
Appendix C. Theory of Operation
- C.1 Theory of Operation
Appendix D. FCC Warning to Users of Class A Computing Devices
Appendix E. IC Information
- CP-01, Issue 8, Part I
- Section 14.1
- CP-01, Issue 8, Part I
- Section 14.2
Campbell Scientific Contact Information

Campbell Scientific COM210 Instruction Manual

Campbell Scientific COM210 Modem manual cover

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Campbell Scientific COM210 Modem Specification

The Campbell Scientific COM210 Modem is a crucial component designed for reliable data communication in remote environmental monitoring applications. This modem facilitates seamless data transfer by interfacing with Campbell Scientific dataloggers, enabling users to access and manage data from distant locations efficiently. It operates over standard telephone lines, making it a versatile choice for a range of installations where cellular or internet connections are not feasible.

The COM210 supports V.32bis, V.32, and V.22bis communication standards, offering data transmission speeds of up to 14.4 kbps. This ensures robust performance even in challenging conditions. The modem features an automatic answering capability, allowing for hands-off data retrieval and system diagnostics. It is equipped with intelligent power management, which optimizes power consumption to conserve energy, crucial for battery-powered remote installations.

The device is designed with durability in mind, operating reliably in temperatures ranging from -25°C to +50°C, making it suitable for use in various environmental conditions. Its RS-232 interface provides straightforward connectivity with dataloggers, ensuring compatibility and ease of integration. The COM210 is housed in a rugged enclosure, offering protection against environmental hazards while supporting long-term field deployment.

Its compact form factor allows for convenient installation in space-constrained settings. Furthermore, the modem includes diagnostic LEDs that facilitate quick status checks and troubleshooting. The device's design emphasizes reliability, low power consumption, and ease of use, making it an excellent solution for enhancing the functionality and reach of environmental monitoring systems. Overall, the COM210 Modem is a dependable choice for remote data collection and management in diverse applications.

Campbell Scientific COM210 Modem F.A.Q.

How do I configure the COM210 modem for basic operation with a Campbell Scientific datalogger?

To configure the COM210 modem, connect it to the datalogger and use the LoggerNet software to set the communication parameters such as baud rate, parity, and data bits. Ensure that both the modem and datalogger settings match.

What should I do if the COM210 modem is not connecting to the network?

First, check the power supply and ensure all cables are securely connected. Verify network settings and signal strength. If the issue persists, perform a power cycle and check for any firmware updates.

How can I test the COM210 modem to ensure it is functioning properly?

Use the built-in diagnostics tools provided in the LoggerNet software to perform a loopback test and verify communication. Check the LED indicators on the modem for proper status signals.

What maintenance is required for the COM210 modem to ensure long-term reliability?

Regularly check and clean connections to prevent corrosion. Update firmware as needed and periodically test the modem's functionality. Ensure the modem is kept in a clean, dry environment.

How do I update the firmware on the COM210 modem?

Visit the Campbell Scientific website to download the latest firmware. Follow the update instructions provided in the user manual, typically involving a direct connection to a computer and using the LoggerNet software.

Can the COM210 modem be used with multiple dataloggers simultaneously?

The COM210 is designed to communicate with one datalogger at a time. For multiple dataloggers, consider using a network of modems or a more advanced communication setup.

What should I do if the COM210 modem's LED indicators are not displaying the expected signals?

Refer to the modem's manual to interpret LED signals. If the LEDs indicate an error, reset the modem and check connections. If necessary, reconfigure the settings or contact technical support.

How can I enhance the signal strength of the COM210 modem in remote locations?

Consider using an external antenna with higher gain and ensure it is properly aligned. Minimize obstructions around the modem and antenna. Using a signal booster may also help in some cases.

Is the COM210 modem compatible with all Campbell Scientific dataloggers?

The COM210 modem is compatible with most Campbell Scientific dataloggers, but check the specific datalogger model's specifications to ensure compatibility.

What are the common troubleshooting steps if the COM210 modem stops working unexpectedly?

Check power and connections, perform a reset, verify configuration settings, and consult the LED status. If the problem persists, refer to the manual or contact technical support for assistance.