E90-DTU(400SL30L)_Módem inalámbrico LoRa_Módem inalámbrico_Módem_Chengdu Ebyte Electronic Technology Co.,Ltd-ES

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Ebyte 485 a LoRa, transmisión inalámbrica, configuración remota, puerta de enlace de comunicación en serie, válvula solenoide, sondeo Modbus

[Frecuencia de carga]：433.125MHz

[Tipo de interfaz]：RS485/TTL

[Poder de transmision]：30dBm

[Distancia de comunicación]：10km

[Tamaño]：84*82*25mm

[Peso]：133±5g

[Introducción]：E90-DTU (400SL30L) es una radio de transmisión de datos inalámbrica que utiliza tecnología de modulación LoRa de grado militar. Tiene una variedad de métodos de transmisión y funciona en la banda de frecuencia (410.125~493.125MHz) (predeterminada 433.125MHz). La radio proporciona RS485 y TTL dos tipos de puerto de comunicación en serie, admite fuente de alimentación de 8 ~ 28 V CC o entrada de alimentación de batería de litio de 4,2 V, admite carga de corriente constante inversa.

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Item	Tag	Function	Description
1	Battery+	Positive pole of battery	DC 3.0 ~ 5.0V, pay attention to the positive and negative poles of the battery, do not reverse, support the battery charging
2	Battery -	Negative terminal of battery power supply interface
3	DOUT	transistor output	The output wiring mode is NPN, the load voltage is less than 30V, and the maximum allowable current is 100mA
4	GND	Input and output common terminal
5	DIN	DIN dry contact input	Switch input detection
6	TTL-RXD	TTL-3.3V signal input	When using TTL, it is necessary to connect the signal common terminal, and it cannot be used with the RS485 interface at the same time.
7	TTL-TXD	TTL-TXD TTL-3.3V signal output
8	GND	TTL-3.3V signal common terminal
9	485-B	B of RS-485 signal	Cannot be used with TTL interface at the same time
10	485-A	A of RS-485 signal	Cannot be used with TTL interface at the same time
11	GND	Negative power output	The total current of the load connected through VOUT should be <1A
12	VOUT	Positive power output
13	PWR	Power Indicator	Host: turn on the power and keep on; Slave: On when the low-power mode wakesup, off when entering low-power mode, andalways on when not in low-power mode;
14	TXD	send indicator	Blinks when sending data
15	RXD	Receive indicator	Blinks when receiving data
16	ANT	Antenna interface	SMA-K
17	M1	Master-slave configuration dial	Dial down for the host
18	M0	configuration mode	Dial down for configuration mode
19	V-	Negative pole of DC 8~28 V	DC 8~28 V, 2*5.08mm phoenix terminal input;Do not supply power at the same time as the socket;
20	V+	Positive pole of DC 8~28 V
21	DC-IN	DC power input	DC 8~28 V; In-line round hole, outer diameter 5.5mm, inner diameter 2.0mm; Do not supply power with the terminals at the same time

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