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Q4: How do I switch between the onboard PCB antenna and the external IPEX connector
3 - - Operating temperature（℃） -40 - +85 Industrial grade design Working frequency（Hz） 2
Q: What are the impedance matching requirements for the antenna port to maintain the 10km link budget
Bare LoRa RF modules require users to design power supply
Ebyte E840-DTU(EC05-485)E-V2Iot 4g CAT1 Lte Router Modem Rs485 Gateway Wireless Module Transparent transmission 4g CAT1 Dtu 2.4GHz Q4: How do I switchThe Ebyte E840 DTU(EC05 485)E is an industrial LTE Cat 1 4G RS485 modem for Asia Pacific, supporting TCP UDP MQTT HTTP protocols, 8V 28V DC power, DIN rail mounting, and bidirectional serial data transparent transmission. Parameter Model E840 DTU(EC05 485)E V2 E840 DTU(EC05 485)E V2 + TX4G JKC 19 Cellular Technology LTE Cat 1 (EC05) LTE Cat 1 (EC05) Supported Frequency Bands LTE TDD: B34 B38 B39 B40 B41 LTE FDD: B1 B3 B5 B8 LTE TDD: B34 B38 B39 B40
