RC11X0-MBUS
Contents
1. Image channel rejection 28 dB Blocking Interferer rejection desensitization dB Wanted signal 3 dB above 1 MHz 30 43 sensitivity level CW 2 MHz 35 49 interferer 5 MHz 50 68 Minimum numbers 10 MHz 60 72 corresponds to class 2 receiver requirements in EN300220 Saturation 14 dBm Spurious emission RX 57 dBm Supply voltage 2 0 3 9 V 2 7 3 3V for HP versions Current consumption RX IDLE Apply over entire supply 24 mA voltage range Current consumption TX RF_POWER 5 10 dBm 37 mA Apply over entire supply RF_POWER 4 5 dBm 32 voltage range RF_POWER 3 1 dBm 24 RF_POWER 2 10 dBm 19 RF_POWER 1 20 dBm 18 Current consumption TX High Power versions RF_POWER 5 27 dBm 560 RF_POWER 4 25 dBm 530 RF_POWER 3 14 dBm 80 RF_POWER 2 10 dBm 60 RF_POWER 1 0 dBm 20 Current consumption SLEEP 0 1 1 0 uA 3 4 10 For High Power versions Digital I O Input logic level low 30 V Of VCC Input logic level high 70 Of VCC Output logic level low 14A 0 TBD Output logic level high 1A TBD VCC RESET pin Minimum 250 ns pulse Input logic level low 30 V width Input logic level high 70 UART Baud Rate tolerance 2 UART receiver and transmitter Configuration memory write 1000 The guaranteed number of cycles write cycles using the M command is limited 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 12 of 152. Radiocraits Embedded Wireless Solutions RC1 1X0 MBUS Document Revision History First release for RC1140 MBUS Product Status and Definitions Advance Information Preliminary Obsolete No Identification Noted Planned or under development Engineering Samples and First Production Full Production Not in Production RC1170 HP MBUS and RC1160 MBUS included This data sheet contains the design specifications for product development Specifications may change in any manner without notice This data sheet contains preliminary data and supplementary data will be published at a later date Radiocrafts reserves the right to make changes at any time without notice in order to improve design and supply the best possible product This data sheet contains final specifications Radiocrafts reserves the right to make changes at any time without notice in order to improve design and supply the best possible product This data sheet contains specifications on a product that has been discontinued by Radiocrafts The data sheet is printed for reference information only 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 13 of 15 Radiocratts Embedded Wireless Solutions RC11X0 MBUS APPENDIX A OPTIONAL CUSTOMER SPECIFIC VERSIONS AVAILABLE ON REQUEST Full wireless M Bus application As an option a full wireless M Bus application layer can be integrated in the module bas
3. are usually not required A PCB antenna can be made as a copper track where the ground plane is removed on the back side The rest of the PCB board should have a ground plane as large as possible preferably as large as the antenna itself to make it act as a counterweight to the antenna If the track is shorter than a quarter of a wavelength the antenna should be matched to 50 ohms The lengths of a quarter wave antenna for different operational frequencies are given in the table below 433 16 4 866 8 2 868 8 2 Regulatory Compliance Information The use of RF frequencies and maximum allowed RF power is limited by national regulations The RX11X0 MBUS has been designed to comply with the R amp TTE directive 1999 5 EC The relevant regulations are subject to change Radiocrafts AS do not take responsibility for the validity and accuracy of the understanding of the regulations referred above Radiocrafts only guarantee that this product meets the specifications in this document Radiocrafts is exempt from any responsibilities related to regulatory compliance 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 8 of 15 Radiocraits Embedded Wireless Solutions RC11X0 MBUS PCB Layout Recommendations The recommended layout pads for the module are shown in the figure below All dimensions are in thousands of an inch mil The circle in upper left corner is an orientation mark only and should not be a part of the
4. concentrator Press the install button on meter Wait 5 seconds for two way communication between meter and concentrator See installation LED go on for OK installation Blinking for error during installation Please contact Radiocrafts for customer specific requests 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 14 of 15 Radiocrafts Embedded Wireless Solutions RC11X0 MBUS Disclaimer Radiocrafts AS believes the information contained herein is correct and accurate at the time of this printing However Radiocrafts AS reserves the right to make changes to this product without notice Radiocrafts AS does not assume any responsibility for the use of the described product neither does it convey any license under its patent rights or the rights of others The latest updates are available at the Radiocrafts website or by contacting Radiocrafts directly As far as possible major changes of product specifications and functionality will be stated in product specific Errata Notes published at the Radiocrafts website Customers are encouraged to check regularly for the most recent updates on products and support tools Trademarks RC232 is a trademark of Radiocrafts AS The RC232 Embedded RF Protocol is used in a range of products from Radiocrafts The protocol handles host communication data buffering error check addressing and broadcasting It supports point to point point to multipoint and peer to peer network topolo
5. copper pattern SMB Thou E 3 0 C Ss i o 4HMThou o Bgeue MM THoeuU e 1440 Thou A PCB with two or more layers and with a solid ground plane in one of the inner or bottom layer s is recommended All GND pins of the module shall be connected to this ground plane with vias with shortest possible routing one via per GND pin On the back side of the module there are several test pads These test pads shall not be connected and the area underneath the module should be covered with solder resist If any routing or vias is required under the module the routing and vias must be covered with solder resist to prevent short circuiting of the test pads It is recommended that vias are tented Reserved pins should be soldered to the pads but the pads must be left floating Note that Radiocrafts technical support team is available for free of charge schematic and layout review of your design 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 9 of 15 Radiocratts Embedded Wireless Solutions RC11X0 MBUS Mechanical Drawing 1 9mm E n el is g Part nr RCXXXX Radiocrafts 1 Lot code YYYYWW YYYY prod year WW prod week Hardware revision A BB Top view Approval marking NN CE FCC or others RCXXXX YYYYWW m m 2 na End view Side view 23 6 mm 10 9 mm gt OO 0 38 mm Bottom view 25 4mm 12 7mm 2 4mm lt __ 8 5mm 0 9m
6. 10 RC11X0 MBUS RX1140 1 10 1 20 dBm MBUS frr 434 03 N 1 0 06 MHz 2 10 dBm where N is the channel number 3 0 dBm 4 5 dBm 11 used in S and T2 mode 5 10 dBm frr 433 300 MHz 12 used in T1 and T2 mode frr 433 950 MHz Factory setting 1 433 030 MHz apply for R mode only RX1160 1 10 normally R mode not 1 20 dBm MBUS applicable in this variant 2 10 dBm 3 0 dBm 11 used in S T2 mode 4 5 dBm frr 868 825 MHz 5 10 dBm 12 used in T1 and T2 mode fpr 869 075 MHz RX1170 HP 1 10 1 20 dBm 0 dBm MBUS frr 865 1 N 1 0 2 MHz 2 10 dBm 10 dBm where N is the channel number 3 0 dBm 14 dBm 4 5 dBm 20 dBm 11 used in S T2 mode 5 10 dBm 27 dBm frr 865 100 MHz Numbers in brackets 12 used in T1 and T2 mode are for HP version frr 865 300 MHz Factory setting 1 865 1 MHz apply for R mode only Numbers in bold are default settings For more details on changing the RF channel output power or M Bus mode refer to the MBUS User Manual 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 3 of 15 Radiocraits Embedded Wireless Solutions RC11X0 MBUS Block Diagram 2 0 3 9V 8 bit MCU N Pa M Bus Application option Pulse input option Wireless M Bus RF Tranceiver Wireless M Bus UART interface protocol 4kB EEPROM option Real Time Clock option Circuit Description The module contains a communication
7. Radiocraits RC11X0 MBUS Wireless M Bus Multi Mode RF Transceiver Module EN 13757 4 2005 ported to regional frequencies Product Description The RX11X0 MBUS RF Transceiver Module is a compact surface mounted high performance module with embedded Wireless M Bus protocol This data sheet applies for the non European version of the Wireless M Bus and complies to EN 13757 4 except for channel frequencies Different frequencies for S T and R mode are implemented to support the powerful wireless M Bus protocol where the nominal operational frequencies are not license free EN 13757 4 is an open standard which aims for equipment interoperation and has dedicated modes optimized for battery operated devices The network topology is point to multipoint or peer to peer with an optional repeater The module has a UART interface for serial communication and configuration and a one pin antenna connection When used with quarter wave antennas a line of sight range of over 800 meters can be achieved 2 3 km for High Power version Applications Features Quick Reference Data Wireless M Bus Meter Bus Automatic Meter Reading AMR Advanced Metering Infrastructure AMI Electricity Gas and Water meters Heat meters Heat cost allocators Readers and concentrators Embedded Wireless M Bus protocol supporting EN 13757 4 2005 mode S T and R2 12 7 x 25 4 x 3 3 mm compact module for SMD mounting Easy to use UART interface for communication and conf
8. ant to add an EMI filter bead on the VCC pin of the RC11X0 MBUS module Alternatively the RX11X0 MBUS may be powered form a separate voltage regulator This will ensure that potential switching noise is filtered out from the power supply to the RX11X0 MBUS A block diagram of a typical PC serial port interface is illustrated below Component Manufacturer Part number EMI filter bead Murata BLM11A102S ordering code BLM18xx102xN1D Programming Interface For future firmware updates and possible custom variants it is recommended to include a 2x5 pins programming connector to the module programming pins The connector should be a 2 54 mm pitch pin row same pitch in both directions SMD or through hole version with the connections shown below Reset connection To minimize effect of noise on the Reset line the Reset pin on the module pin 12 must be connected to external circuitry via an RC network Note The 2k7 resistor and 1nF capacitor is not required for High Power modules embedded in the HP module For all versions it is recommended to connect Reset to either a supervisory circuit or microcontroller O pin If the Reset is driven by a push pull output an additional series resistor of 5k6 shall be inserted as shown in the figure to allow an external programmer used for firmware upgrade to assert Reset low In noisy surroundings and where Reset is not driven by a push pull output it is recommended that the connec
9. controller with embedded Wireless M Bus protocol software and a high performance RF transceiver As an option the module can support a real time clock oscillator and EEPROM memory The communication controller handles the radio packet protocol the UART interface and controls the RF transceiver Data to be sent by the host is received at the RXD pin and buffered in the communication controller The data packet is then assembled with preamble start of frame delimited SOF manufacturer ID unique address information and CRC check sums before it is transmitted on RF The RF transceiver modulates the data to be transmitted on RF frequency and demodulates data that are received Digital signal processing technology is used to enhance sensitivity and selectivity Received data are checked for correct CRC by the communication controller If no CRC errors were detected the data packet is sent to the host on the TXD line The data format is configurable and optionally an RSSI value signal strength of received packet can be added to the message The asynchronous UART interface consists of RXD and TXD Optionally CTS or RTS can be used for hardware handshake flow control When a 00h value is sent as the first byte replacing the Length byte or the CONFIG pin is asserted the module enters configuration mode and the communication controller interprets data received on the RXD pin as configuration commands There are commands to change the radio cha
10. d GND PEER 11 NC Not connected 7 12 RESET Main reset active low Should vcc normally be left open Internal 12 KQ pull up resistor Note For HP versions an 12k ale additional 2k7 series resistor and a 1nF shunt capacitor is added RESET directly on the RESET pin inside the module 13 VCC Supply voltage input Internally regulated ee ee D A A VEG amp VREG ae 2u2 14 GND System ground GND o 15 22 RESERVED Test pins or pins reserved for future use Do not connect 23 30 RESERVED Test pins or pins reserved for future use Do not connect Note 1 For UART communication the TXD and RXD are used for serial data and CTS and RTS for flow control optional RXD should be high when not sending data to the module Note 2 The CONFIG pin can be used to enter configuration mode change of default settings as an alternative to the 0x00 command Active low Note 3 Other digital interfaces may be specified upon request 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 6 of 15 Radiocratts Embedded Wireless Solutions RC11X0 MBUS Power Supply Noisy external circuitry may under certain scenarios affect the transmitted signal on RX11X0 MBUS and precaution should be taken for EU R amp TTE conformity Example of circuits that can generate noise on the RX11X0 MBUS transmitted spectrum may be DC DC converters and some level converters like RS232 and RS485 To increase spectrum margin it is import
11. d be violated Stress exceeding one or more of the limiting values may cause permanent damage to the device Electrical Specifications T 25 C VCC 3 0V if nothing else stated Operating frequency 433 05 434 7 MHz RC1140 MBUS 868 7 869 2 MHz RC1160 MBUS 865 1 866 9 RC1170 HP MBUS Number of channels 12 RC1140 MBUS 2 RC1160 MBUS 12 RC1170 HP MBUS Input output impedance 50 Ohm Chip rate S mode 32 768 kchip s T mode 100 R2 mode 4 8 Data rate S and R2 mode use S mode 16 384 kbit s Manchester coding T mode T mode 66 67 uses 3 of 6 coding T2 use R2 mode 2 4 a combination of both Frequency stability Including 10 years of aging S and T mode 40 ppm TBD limited temperature R2 mode 20 range for R2 mode Frequency stability aging 1 ppm year Starting after 10 years Transmit power Typical values are for 20 9 10 dBm default settings 0 27 28 For High Power version FSK deviation kHz S mode 50 T mode 50 R2 mode 6 Adjacent channel power TBD dBc Occupied bandwidth TBD kHz 99 5 Spurious emission TX lt 1 GHz 36 dBm gt 1 GHz 30 Sensitivity Measured at BER 10 3 S mode 100 102 dBm T mode 100 101 HP versions has typical 1 R2 mode 105 106 dB less sensitivity Adjacent channel rejection 29 dB Alternate channel selectivity 53 dB 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 11 of 15 Radiocraits RC11X0 MBUS
12. ed on customer specification In this case all the application layer protocol and timing will be handled internally by the module An SO 1 pin pulse interface and or a serial interface can be used to read out values from any meter Since the protocol for reading out meter information may differ from meter to meter the embedded firmware is customized for each different meter and application These are some of the features that can be used in a customized application e 4kB EEPROM for storing meter data 32 kHz oscillator for real time clock time stamps AES 128 encryption Sleep timers Message acknowledgement and re transmissions Digital I O pins for tamper detection alarms and installation A D converter for analogue sensors Please see chapter Programming Interface for a description of how to include a programming connector in your PCB layout to be able to receive updated firmware code from Radiocrafts in a pilot product phase One Button Installation Due to the two way transceiver capability of the RX11X0 MBUS module a simple and robust installation procedure can be used even for S1 and T1 one way operation modes In a full M Bus application the Radiocraft s unique one button installation feature simplifies the installation and reduces installation time substantially Using an external push button and a LED connected to dedicated pins on the module the installation procedure is very simple Press the install button on
13. gies All other trademarks registered trademarks and product names are the sole property of their respective owners Life Support Policy This Radiocrafts product is not designed for use in life support appliances devices or other systems where malfunction can reasonably be expected to result in significant personal injury to the user or as a critical component in any life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system or to affect its safety or effectiveness Radiocrafts AS customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Radiocrafts AS for any damages resulting from any improper use or sale 2010 Radiocrafts AS All rights reserved Contact Information Web site www radiocrafts com Address Radiocrafts AS Sandakerveien 64 NO 0484 OSLO NORWAY Tel 47 4000 5195 Fax 47 22 71 29 15 E mail radiocrafts radiocrafts com sales radiocrafts com support radiocrafts com 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 15 of 15
14. iguration Wide supply voltage range 2 0 3 9 V Ultra low power modes for extended battery lifetime 2 channels in mode S and T 10 channels in mode R2 No external components except antenna Designed for EX compliance Frequency bands 433 05 434 70 868 7 869 2 865 1 866 9 865 1 866 9 MHz Number of channels 12 2 12 12 Data rate R2 S T 4 8 32 768 100 32 768 100 4 8 32 768 100 4 8 32 768 100 kchip s Max output power 10 10 10 27 dBm Sensitivity R S T 106 102 101 102 101 106 102 101 105 101 100 dBm Supply voltage 2 0 3 9 2 0 3 9 2 0 3 9 2 7 3 3 Volt Current consumption 24 37 24 37 24 37 24 560 mA RX TX Current Typ 0 3 Typ 0 3 Typ 0 3 Typ 3 4 uA consumption SLEEP Temperature range 40 to 85 40 to 85 40 to 85 40 to 85 C Conforms with EN300220 EN300220 G S R G S R EN301489 EN301489 564 E 168 E 564 E 168 E Target market World wide Russia India India 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 1 of 15 Radiocratts Embedded Wireless Solutions RC11X0 MBUS RX11X0 MBUS Embedded Firmware Solutions The RC11X0 MBUS modules are available with different embedded firmware solutions implementing specific feature sets on the same hardware Detailed information on how to use the different feature set is described in the RC11X0 MBUS User Manual See the Radiocrafts webpage for latest revision Typical application circ
15. m 13 6 mm Drawings are not to scale Alignment marking On the top side there are 8 alignment markers which align with the corresponding pad on the bottom side Mechanical Dimensions The module size is 12 7 x 25 4 x 3 3 mm Carrier Tape and Reel Specification Carrier tape and reel is in accordance with EIA Specification 481 44 mm 16 mm 4mm 13 Max 1000 Soldering Profile Recommendation JEDEC standard IEC JEDEC J STD 020B page 11 and 12 Pb Free Assembly is recommended The standard requires that the heat dissipated in the surroundings on the PCB is taken into account The peak temperature should be adjusted so that it is within the window specified in the standard for the actual motherboard Aperture for paste stencil is normally areal reduced by 20 35 A nominal stencil thickness of 0 1 0 12 mm is recommended Consult your production facility for best experience aperture reduction 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 10 of 15 Radiocraits Absolute Maximum Ratings RC11X0 MBUS Supply voltage VCC 0 3 3 9 V Voltage on any pin 0 3 VCC 0 3V V Input RF level 10 dBm Storage temperature 50 150 C Operating temperature 40 85 C A Caution ESD sensitive device Precaution should be used when handling the device in order to prevent permanent damage Under no circumstances the absolute maximum ratings given above shoul
16. nnel the output power etc Permanent changes of the configuration is also possible and are then stored in internal non volatile memory Flash The supply voltage is connected to the VCC pin The module contains an internal voltage regulator for the RF transceiver and can therefore operate over a wide supply voltage range The module can be set in Sleep mode by UART commands to reduce the power consumption to a minimum 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 4 of 15 Radiocraits Embedded Wireless Solutions RC11X0 MBUS Pin Assignment GND GND CTS vce RTS RESET CONFIG NC TXD GND RXD RF GND GND Pin Description 1 GND System ground GND o 2 CTS UART Clear to Send vet 3 RTS UART Request to Send Input 4 CONFIG Configuration Enable Active low uk Should normally be set high 20k A 5 TXD UART TX Data o L 6 RXD UART RX Data L Use external max 8k2 kohm pull up resistor if connected to an vec open collector output from a host 0 tP t MCU or other high impedance circuitry like level shifters C 7 GND System ground GND o 8 GND System ground 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 5 of 15 Radiocraits RC11X0 MBUS 9 RF RF I O connection to antenna RF o m 10k 10 GND System groun
17. tion A below is pulled to VCC via one or more resistors where the equivalent pull up resistor is close to 5k6 EMI filter bead place close to Place directly on Reset pin as close as possible onpin pore Hn F Connect to RS232 RS485 y supervisory RS422 or USB circuit or levelshifter or i MCU I O pin microcontroller MCU h f Connect to programming mene connector pin Reset To programming connector To Pin 20 3 4 To Pin 19 Debug Data Debug clock ee s To Pin 12 Reset 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 7 of 15 Radiocraits Embedded Wireless Solutions RC11X0 MBUS Antenna Connection The antenna should be connected to the RF pin The RF pin is matched to 50 Ohm If the antenna connector is placed away from the module at the motherboard the track between the RF pin and the connector should be a 50 Ohm transmission line On a two layer board made of FR4 the width of a microstrip transmission line should be 1 8 times the thickness of the board assuming a dielectric constant of 4 8 The line should be run at the top of the board and the bottom side should be a ground plane Example For a 1 6 mm thick FR4 board the width of the trace on the top side should be 1 8 x 1 6 mm 2 88 mm The simplest antenna to use is the quarter wave whip antenna A quarter wave whip antenna above a ground plane yields 37 Ohm impedance and a matching circuit for 50 Ohm
18. uit 2 0 3 9V Q Zz iw lt 0 QZ OU Optional Antenna To host meter or RESET Y RS232 422 485 NC NC Y driver GND RF GND See page 8 for additional schematic information regarding recommended Reset and Power supply filtering and how to include firmware upgrade connector Wireless M Bus Modem The standard RC11X0 MBUS module acts like a wireless M Bus modem with a UART interface The embedded protocol transmits and receives the wireless M Bus data packets based on application messages from an external source the meter or the concentrator The module is configured through its UART interface using a simple command set Configuration parameters are stored in non volatile memory The module can be set in Sleep mode with very low current consumption and wake up on a UART command See MBUS User Manual for details about the embedded wireless MBUS protocol from Radiocrafts RC11X0 MBUS pant modem RC11X0 MBUS RS485 USB modem Ethernet 2010 Radiocrafts AS RC11X0 MBUS Data Sheet rev 2 20 Page 2 of 15 Radiocraits RF Frequency Output Power Levels and Data Rates The following table shows the available RF channels and their corresponding frequencies nominal output power levels and available data rates The combination of frequency and data rate is determined by the M Bus mode For article numbers with R mode the RF channel selection must be selected between 1
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