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| Brand Name : | Lensen | 
| Model Number : | LS-U1000D | 
| Certification : | CE | 
| Price : | Negotiation | 
| Payment Terms : | T/T, Western Union | 
| Supply Ability : | 6000pcs/month | 
| Delivery Time : | 2-6days | 
433MHz Radio Modem Serial Data Wireless Transmitter 2km RS232
Introduction:
This is a UHF band 1W radio modem, we set 433MHz default
It uses CC1020 chip and STM8S105K6T6 MCU
It's OK to control 2km distance
Parameter:
Application area
Parameter
| PERFORMANCE | |
| Power Output: | 1W (@5V power supply) | 
| RF Line-of-sight Range: | 2000m@1200bps; 3000m@9600bps | 
| RF Effective Rate: | 1200/2400/4800/9600/19200bps | 
| Space Channel: | 1MHz(Default), (12.5/25KHz customization ) | 
| Bandwidth: | <25KHz | 
| Receiver Sensitivity: | -123dBm@1200bps(1% BER) | 
| NETWORKING | |
| Networking Topology: | Point-to-point, point-to-multipoint | 
| COMPATIBILITY | |
| KYL-200 and KYL-300 series | |
| POWER | |
| Supply Voltage: | 5V DC (default), 3.3-3.6V( optional) | 
| Transmit Current: | <450mA | 
| Receive Current: | <28mA | 
| GENERAL | |
| Communication Mode: | Half-duplex | 
| Frequency Band: | 433MHz default (400-470MHz selectable) | 
| Channel: | 8(default),16/32/64(optional) | 
| Interface: | TTL, RS232, RS485 | 
| PHYSICAL PROPERTIES | |
| Size: | 80mm×45mm×20mm (excluding antenna base and data pin) | 
| Weight: | 100g | 
| Antenna Base: | 50Ω, SMA | 
| Operating Temperature: | Industrial:-40℃~+85℃(TCXO) | 
| Frequency Stability: | ±2.5ppm Industrial | 
Pin Definition
| Pin No. | Signal Name | Function | Level | Connection with terminal | Remarks | 
| 1 | GND | Grounding of power supply | Ground | ||
| 2 | VCC | Power supply DC | 5V | ||
| 3 | RxD/TTL | Data receiving | TTL | TxD | |
| 4 | TxD/TTL | Data transmitting | TTL | RxD | |
| 5 | SGND | Signal | |||
| 6 | A (TXD) | A of RS-485 (TxD of RS-232) | A(RxD) | ||
| 7 | B (RXD) | B of RS-485 (RxD of RS-232) | B(TxD) | ||
| 8 | SLEEP | Sleep control | TTL | Sleep signal | Low level valid | 
| 9 | TEST | Factory testing | 

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