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General| Frequency Range | 902-928 MHz |
|---|---|
| Operating Temperature | -40°C to +75°C |
| Encryption | AES 128/256-bit |
| Modulation | FHSS |
| Data Rate | 115.2 kbps |
| Power Output | 1W (30 dBm) |
| Interface | RS-232/RS-485 |
| Power Supply | External DC power supply |
| Operating Voltage | 9-30 VDC |
Guide to setting up a multipoint system, covering operation mode, baud rate, and radio transmission characteristics.
Configuring a transceiver as a master in point-to-point mode, including LED indicators for identification.
Setting up a transceiver as a slave in point-to-point mode to communicate with any master in its call book.
Master mode for multipoint networks, allowing communication with multiple slaves.
Slave mode for multipoint networks, enabling communication within the multipoint system.
Designating a transceiver to act as either a slave or a repeater in point-to-point or multipoint networks.
Using repeaters to extend the operating range of point-to-point communications links.
Versatile mode allowing control via software commands, enabling slave or master functionality.
Operating a transceiver as a repeater in a multipoint network.
Configuration options specifically for Ethernet modems, detailed in an addendum.
Explains how master-slave communication works in multipoint systems and factors affecting system capacity.
Key planning considerations for multipoint systems, including consistent parameter settings and frequency diversity.
Setting up overlapping multipoint systems using different masters in the same geographic area, requiring unique parameters.
Configuration of parameters like Number Repeaters and Master Packet Repeat for multipoint networks.
Setting the Master Packet Repeat parameter in multipoint repeaters to ensure reliable communication between master, repeater, and slaves.
Adjusting the RS232 baud rate for communication between the transceiver and connected instruments.
Configuring six data word length and parity options for serial communications.
Enabling ModBus RTU protocol for compatible devices, with specific master packet repeat settings.
Selecting the data port protocol for compatible modems, including RS232, RS422, and RS485.
Specifying the port (Main Data or Diagnostic) used for modem setup and configuration.
Setting the transmitter driver assertion time after data transmission for RS485 bus operation.
Specifying hardware flow control for the Data port, with options for None, RTS, or DTR.
Feature for security and flexibility, allowing users to define communication links based on serial numbers.
Step-by-step guide for adding or changing serial numbers and repeater numbers in the Call Book.
Utilizing up to 4 repeaters in point-to-point links by programming specific entries in the Call Book.
Setting up call books for multipoint systems, defining master, repeater, and slave communication paths.
Modifying hopping patterns to minimize interference and select pseudo-random patterns.
Designating packet sizes in bytes to optimize throughput, affecting communication link allocation.
Setting transmit rate for normal operation or for qualitative signal strength gauging.
Optimizing throughput or link stability by selecting appropriate RF data rates.
Adjusting the RF transmit power level for optimal signal strength and range.
Enabling or disabling security to control which units can call a slave transceiver.
Controlling the CTS line on the slave via the RTS line on the master for pass-through control.
Determining when a slave drops a connection to a master or repeater in multipoint mode.
Enabling lowpower mode for multipoint slaves to conserve power by dimming LEDs or sleeping between slots.
Indicating operation in a high noise environment to improve interference rejection at the cost of range.
Setting the speed of the processor (Micro Controller Unit) for optimal performance or reduced current consumption.
Indicates background noise and interference level, useful for troubleshooting weak links.
Measures received signal level, essential for ensuring a reliable link with sufficient signal strength.
Measures successful packet transmissions on the first attempt, indicating link robustness.
Records link breaks due to carrier loss, indicating potential issues like weak links or interference.
Displays the current operating temperature of the radio, ensuring it is within the operational range.
Enabling a password to prevent unauthorized access to or modification of radio parameters.
Procedure to change the current password after it has been enabled.
Steps to disable the password protection, requiring a specific sequence of key presses.
Table detailing LED status (CD, TR, CTS) for master, slave, and repeater in point-to-point mode.
Table showing LED status for master, slave, and repeater in multipoint communication scenarios.
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