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  • Wireless M-Bus RFModule With UART interface for Serial Communication and Configuration
  • Wireless M-Bus RFModule With UART interface for Serial Communication and Configuration
Enlarge Wireless M-Bus RFModule With UART interface for Serial Communication and Configuration

Wireless M-Bus RFModule With UART interface for Serial Communication and Configuration 

Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: FC-703C

 
868MHz UART Interface Wireless M-bus Module FC-703C for Meter Reading Application
 
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868MHz UART Interface Wireless M-bus Module FC-703C for Meter Reading Application

 

 

1. Technical Specification

 
 
 
Item Min Typ. Max Unit
Frequency bands 868   870 MHz
Number of channels 12
Supply voltage VCC 2.2 3.3 3.6 VDC
Voltage on any pin VCC-0.7   VCC VDC
TX Current (RF_POWER=5/10dbm)   40   mA
RX Current   24   mA
Sleep Current   0.6   uA
Input/output impedance 50 Ohm
RF Data rate 4.8
32.768
100		 kchip/s
Max RF output power(VCC=3.3V)   10   dBm
Sensitivity, 32.768K -102 dBm
Spurious emission, TX
< 1 GHz
> 1 GHz		 -36
-30		 dBm
Sensitivity(32.768K) -102 dBm
Blocking
1 MHz
4 MHz
8 MHz		 –52
–56
–63		 dBm
Image Rejection –30 dBm
Spurious Emissions -54 dBm
Harmonics –42 dBm
Minimum RST Low Time to
Generate a System Reset		 15 μs
Operating temperature -40   80 °C
Storage temperature -50   150 °C
Weight   5   g

 

 

2. Brief Description

FC-703C wireless M-Bus module follows the wireless M-BUS protocol. It has a UART interface for serial communication and configuration. The dimension is 13.7*25.4*3.4mm.FC-703C can work in S, T, R2 and C mode. It works in sleeping mode with super-low consumption power and be wakened up via serial port. By mounting the module onto the user board, it is easy to use through serial port communication protocol.UART interface Wireless M-bus Module FC-703C with meter reading application is a good choice for smart metering.

 

 

 

 

3. Main Applications

AMR/AMI

Electricity meters

Gas and Water meters

Heat meters, Heat cost allocators

Handheld device and gateways

In-Home Display and wireless sensor

 

4. Pin Assignment and Description

Pin Name Describe
1 GND Ground
2-7 RESERVED For test and future extension, not connected
8 RTS Receive flow control I, output, high: idle, low: busy.
9 CTS Send flow control O, input high: idle , low: busy
10 RESERVED For test and future extension, not connected
11 CONFIG Reserved
12 GND Ground
13 GND Ground
14 VCC POWER SUPPLY
15 GND Ground
16 GND Ground
17 RF RF pin, connect with antenna
18 GND Ground
19 GND Ground
20-24 RESERVED For test and future extension, not connected
25 LED1 LED1 output. If not needed, not connected. Active high.
26 LED2 LED2
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Company Info

Shenzhen Friendcom Technology Development Co., Ltd. [China (Mainland)]


Business Type:Manufacturer
City: Shenzhen
Province/State: Guangdong
Country/Region: China (Mainland)

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