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455U-D Wireless Serial Data Modem
ELPRO wireless serial modems allow RS232 and/or RS485 serial host devices to communicate transparently. Messages are routed between devices as broadcast (simultaneous transmission of same message) or controlled mode (i.e., specific unit addressing).
455U-D has three available models in terms of functionality:
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Bell 202 or V23 functionality (455U-B).
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405U-D end of life compatibility mode (455U-C).
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Full functionality RS232/485 modem, addressed/broadcast modes/ Optimal Path Routing for Modbus RTU, DF1 and DNP-3 (455U-D).
Description
Applications:
Data logger communications, Agriculture sprayer control, Water/ waste water systems, SCADA networks
Features:
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Licensed/license-free radio channels, suitable for most countries
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(150, 220, 360-512MHz, 10mW – 5W RF power option availability).
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Wireless data rates up to 19.2Kbps.
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Diagnostics/Configuration via RS232 port.
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Separate RS232 and RS485 ports.
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Remote configuration via wireless channel.
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128 bit AES security encryption.
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Configurable, redundancy, repeater networking.
Spotcom Catalog Numbers:
ELR24 EL-455U-D-H-60-N Serial Modem: Modbus RTU, DF1, DNP-3
ELR22 EL-455U-D-H-460-N Serial Modem: Modbus RTU, DF1, DNP-3
ELR23 EL-455U-D-H-460-W Serial Modem: Modbus RTU, DF1, DNP-3
Other Variants are available.