transmission distance;3-4km
Size: 53mm*38mm*10mm
wide interface:rs232,rs485,ttl
frequency:433mhz,868mhz,915mhz and so on
| Product Name | YS-C20K RF module | | Specification | 1W RF module, 7.5V power supply, 433/868/915Mhz | | Brief Introduction | RF output:1W Power supply: 7.5V Used name: YS-1020k |
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| Product Description |
1.Products Main Features:* Carrier frequency: 433 MHz, 450MHz, 868MHz, 915MHz or ISM others;* Provide rich interface: standard:RS-232/ TTL/ RS-485;* 8 channels, expandable for 16/32 channels according to requirements of customers;* Baud rate: 1200/2400/4800/9600/19200bps;* Interface format: 8N1/8E1 user-defined, or customization for other format interface;* Integration of receiving and transmitting and half duplex;* Low power consumption and sleep function;* Temperature: -20~+65 C(customized batch order for industrial level);* Impedance: 50 Ohm(SMA antenna port, multiple antenna options available);* Complying with EN 300220 and ARIB STD-T67. 2.Application areas: * Automatic meter reading (AMR) and home automation * Supervisory control and data acquisition (SCADA) * Remote control,industry data collection; * Monitoring of remote systems * Production reporting of active systems * Wireless remote control alarm of power supply and fan equipment in the computer room; * Sports training & competition; * Wireless POS, PAD wireless smart terminal; * Electronic bus station and intelligent traffic; * Point to multi-point wireless network,data collection system. 3.Specifications* Power supply: DC 7.5V;* RF power: 1W;* Receiving current: <25mA;* Transmitting current: <350mA;* Sleep current: <20uA;*Transmission distance: 3Km (BER=10-3@9600bps); 4Km (BER=10-3@1200bps);* Size: 53mm*38mm*10mm (without antenna port ). 4.Installation dimension: 5.Interface definition: | Pin No. | Pin name | Description | Level | Remands | | 1 | GND | Grounding of power supply | | | | 2 | Vcc | Power supply DC | 7.5V | | | 3 | RXD/TTL | Serial data receiving end | TTL | | | 4 | TXD/TTL | Serial data transmitting end | TTL | | 5 | DGND | Digital grounding | | | | 6 | A(TXD) | A of RS-485 orTXD of RS-232 | | | | 7 | B(RXD) | B of RS-485RXD of RS-232 | | | 8 | SLEEP | Sleep control (input) | TTL | Low level sleep | | 9 | RESET | Reset (input) | TTL | Negative impulse reset |
6.Setting of channel, interface, and data format The user can change or view the module's interface baud rate, channel and address code.Parameter setting or reading as per the testing software "YSPRG.EXE" in the CD (in products box) . | Channel No. | Frequency | Channel No. | Frequency | Channel No. | Frequency | Channel No. | Frequency | | 1 | 429.0325MHZ | 2 | 430.0325MHZ | 3 | 431.0325MHZ | 4 | 432.0325MHZ | | 5 | 433.0325MHZ | 6 | 434.0325MHZ | 7 | 435.0325MHZ | 8 | 436.0325MHZ |
NOTE: Generally the module in receiving state, if the IDLE pin continuously connect low level (>200millisecond), the module will be in sleep state, at the same time the module can not receive or transmit any data, only when the IDLE pin hang or in the state of high level (VH<3.5V), the module can be in receiving state again. |
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Wireless data radio modem with 3 km range YS-C20K
