Rosemount RM2510 Wireless HART Industrial Process Management Produc User Manual
Rosemount Inc Wireless HART Industrial Process Management Produc
User manual
Confidential RM2510 Wireless HARTTM 2.4 GHz Radio Module Product Description Rosemount Inc.’s RM2510 Wireless HARTTM 2.4GHz Radio Module has been specifically designed to interface with industrial and process control equipment designed and marketed by the Emerson family of companies. The RM2510 is designed to be fully compliant with the wireless HARTTM specification. It uses a DSSS modulation type and multiple channel selection for optimum interference rejection and >99% communication reliability. The RM2510 utilizes the global license-free 2.4GHz band at output power levels that are compatible with government regulations throughout the world. The RM2510’s very low power consumption characteristics make it perfect for battery powered equipment. The multi-functional interface of the RM2510 is flexible enough for it to be integrated into many types of sensors. From pressure, temperature, and flow monitoring to machinery health and valve position control, the RM2510 is the best choice for wireless HARTTM compatible communications. Key Features Reliable Networking • • • Mesh networking for redundancy and high reliability (> 99.9% typical network reliability) Dynamic channel selection for interference rejection Every RM2510 acts as both an endpoint and a router, increasing network reliability. Automatic self-organizing mesh-networking capability built-in • Easy Integration • • • Well-defined multi-functional interfaces High-level Data Link Control (HDLC) serial interface with bidirectional flow control Industrial temperature range –40 °C to +85 °C 802.15.4 Standard Radio • • • +8 dBm (6.3 mW) conducted RF output power –90 dBm receiver sensitivity 300 m outdoor range (typical) RM2510 Datasheet Rosemount Inc. Confidential Table of Contents 1.0 Absolute Maximum Ratings ................................................................................3 2.0 Normal Operating Conditions .............................................................................3 3.0 Electrical Specifications .....................................................................................4 4.0 Radio..................................................................................................................4 4.1 Detailed Radio Specifications ................................................................................ 4 4.2 Antenna Specifications......................................................................................... 5 5.0 Pinout ................................................................................................................5 6.0 Physical Drawing................................................................................................7 7.0 Regulatory and Standards Compliance ...............................................................8 RM2510 Datasheet Rosemount Inc. 2 of 8 Confidential 1.0 Absolute Maximum Ratings The absolute maximum ratings shown below should under no circumstances be violated. Permanent damage to the device may be caused by exceeding one or more of these parameters. Table 1 Absolute Maximum Ratings Max Units Supply voltage (VDD to VSS) Parameter Min –0.3 Typ 3.6 Voltage on any digital I/O pin –0.3 VDD + 0.3 Comments up to 3.6 Input RF level Storage temperature range –40 VSWR of antenna 10 dBm +85 °C Input power at antenna connector 3:1 ESD protection Antenna pad All other pads ±250 HBM ±2 kV HBM ±200 CDM * All voltages are referenced to VSS Caution! ESD sensitive device. Precaution should be used when handling the device in order to prevent permanent damage. 2.0 Table 2 Normal Operating Conditions Normal Operating Conditions Parameter Min Typ Max Units Operational supply voltage range (between VDD and VSS) 2.75 3.0 3.3 Voltage on analog input pins Voltage supply noise Comments Including noise and load regulation 1.8 100 mVp-p 85 mA Flash write 35 ms max 18 mA TX, 5 ms maximum mA Searching for network, 60 minutes maximum 12 mA RM2510 boot, see section Error! Reference source not found.. 50 Hz to 2 MHz Peak current Operating temperature range –40 Maximum allowed temperature ramp during operation Operating relative humidity 10 +85 °C °C/min –40 °C to +85 °C 90 % RH Non-condensing Unless otherwise noted, Table 3 assume VDD is 3.0 V and temperature is 25 °C. Table 3 RM2510 Current Consumption Parameter Min Typ Max Units Transmit 18 mA Receive mA 2.5 µA Sleep RM2510 Datasheet Rosemount Inc. Comments 3 of 8 Confidential 3.0 Table 4 Electrical Specifications Device Load Parameter Min Typ Total capacitance Max Units 0.5 µF Comments Unless otherwise noted, VDD is 3.0 V and temperature is –40 °C to +85 °C. Table 5 Digital I/O Type 1 Digital Signal Min Typ Max Units VIL (low-level input voltage) –0.3 0.6 VIH (high-level input voltage) 0.8 x VDD VDD + 0.3 0.4 VOL (low-level output voltage) VOH (high-level output voltage) 2.4 Comments Digital current* Output source (single pin) 3.7 mA 25 °C Output sink (single pin) 2.0 mA 25 °C 50 nA Input leakage current This current level guarantees that the output voltage meets VOH and VOL specifications above. Table 6 Digital I/O Type 2 Digital Signal Min Typ Max Units Comments VIL (low-level input voltage) –0.3 0.6 VIH (high-level input voltage) 0.8 x VDD VDD + 0.3 VOL (low-level output voltage, multifunction I/O configured as output) 0.6 IOL < 0.6 mA, 85 °C VOH low-level output voltage, multifunction I/O configured as output) VDD – 0.6 VDD IOH > –0.4 mA, 85 °C Digital current* Output source (single pin, multifunction I/O configured as output) 0.4 mA 25 °C Output sink (single pin, multifunction I/O configured as output) 0.6 mA 25 °C 50 nA Input leakage current This current level guarantees that the output voltage meets VOH and VOL specifications above. 4.0 Radio 4.1 Detailed Radio Specifications Table 7 Radio Specifications Parameter Operating frequency Min Typ 2.4000 Max Units 2.4835 GHz Number of channels 15 Channel separation MHz 2.7 MHz Occupied channel bandwidth RM2510 Datasheet Rosemount Inc. Comments At –20 dBc 4 of 8 Confidential Parameter Min Frequency Accuracy Typ -50 Max Units +50 kHz Modulation Comments IEEE 802.15.4 DSSS Raw data rate 250 kbps dBm –92.5 dBm At 50% PER, VDD = 3 V, 25 °C –90 dBm At 1% PER, VDD = 3 V, 25 °C, (inferred from 50% PER measurement) dBm VDD = 3 V, 25 °C Receiver operating maximum input level Receiver sensitivity Output power, conducted +8 Range* Indoor 100 Outdoor 300 25 °C, 50% RH, 1 meter above ground, +2 dBi omni-directional antenna * Actual RF range performance is subject to a number of installation-specific variables including, but not restricted to ambient temperature, relative humidity, presence of active interference sources, line-of-sight obstacles, near-presence of objects (for example, trees, walls, signage, and so on) that may induce multipath fading. As a result, actual performance varies for each instance. 4.2 Antenna Specifications The antenna must meet specifications in Table 8. Table 8 Antenna Specifications Parameter Value Frequency range 2.4–2.4835 GHz 50 Ω Impedance Maximum VSWR 3:1 Antenna Connector MMCX When the RM2510 is placed inside an enclosure, the antenna should be mounted such that the radiating portion of the antenna protrudes from the enclosure, and connected using a coaxial cable. For optimum performance, allow the antenna to be positioned vertically when installed. 5.0 Pinout The following is the pinout for the RM2510 module. Table 9 Pinout Assignments for the RM2510 Pin Number Pin Description I/O (relative to radio) 1-1 Circuit Common/Ground Input 1-2 Power Supply (2.75 V to 3.3 V) Input 1-3 Keying Pin (no function) N/A 1-4 Data Transmit (Sensor Board to Radio) Input 1-5 Data Receive (Radio to Sensor Board) Output 1-6 Diagnostics LED Output 1-7 Radio Ready-to-Send (also DIM wake-up) Output 1-8 Radio Clear-to-Send Output 1-9 Sensor Board Clear-to-Send Input 1-10 Radio Time Packet Input 1-11 Radio Baud Rate Input Input RM2510 Datasheet Rosemount Inc. 5 of 8 Confidential 2-1 Radio Reset Line Input 2-2 SPI Chip Select Input 2-3 Keying Pin (no function) N/A 2-4 SPI Bus (MISO) Output 2-5 SPI Bus (MOSI) Input 2-6 SPI Bus (Clock) Input 2-7 JTAG (TCK) Input 2-8 JTAG (TDO) Output 2-9 JTAG (TDI) Input 2-10 JTAG (TMS) Input 2-11 Flash Enable Input RM2510 Datasheet Rosemount Inc. 6 of 8 Confidential 6.0 Physical Drawing Figure 1 RM2510 Datasheet Rosemount Inc. RM2510 Mechanical Drawing 7 of 8 Confidential 7.0 Regulatory and Standards Compliance The RM2510 has achieved modular radio certification on a reference design for the United States, Canada and the Europe. The reference design has been certified for Part 15.247 (Intentional Radiator) of the FCC rules an regulations, Industry Canada RSS-210, ETSI EN 300 328 and ETSI EN 301-489-17. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. The RM2510 complies with Part 15.247 modular (Intentional Radiator) FCC rules and regulations. Changes or modifications not expressly approved by Rosemount Inc. could void the user's authority to operate the equipment. 7.1 FCC Testing In order to fulfill FCC certification requirements, products incorporating the RM2510 must comply with the following: 1. An external label must be provided on the outside of the final product enclosure specifying the FCC identifier as described in 7.3 below. 2. The antenna must be electrically identical to the FCC-approved antenna specifications for the RM2510 as described in 7.2 with the exception that the gain may be lower than specified in Table 14. 3. The device integrating the RM2510 may not cause harmful interference, and must accept any interference received, including interference that may cause undesired operation. 4. An unintentional radiator scan must be performed on the device integrating the RM2510, per FCC rules and regulations, CFR Title 47, Part 15, Subpart B. See FCC rules for specifics on requirements for declaration of conformity. 7.2 FCC-approved Antenna The FCC-approved antenna specifications for the RM2510 is an antenna with a Maximum gain of +2dBi, vertical polarization, and frequency of 2.4 to 2.485GHz. 7.3 Final FCC Labeling Requirements The outside of the final product enclosure must have a label with the following (or similar) text specifying the FCC identifier. The FCC ID and certification code must be in Latin letters and Arabic numbers and visible without magnification. Contains transmitter module FCC ID: LW2RM2510 Or Contains FCC ID: LW2RM2510 7.4 IC Testing The RM2510 is certified for modular Industry Canada (IC) RSS-210 approval. The OEM is responsible for its product to comply with IC ICES-003 and FCC Part 15, Sub. B - Unintentional Radiators. The requirements of ICES-003 are equivalent to FCC Part 15 Sub. B and Industry Canada accepts FCC test reports or CISPR 22 test reports for compliance with ICES-003. 7.5 Final IC Labeling Requirements The Original Equipment Manufacturer (OEM) must ensure that IC labeling requirements are met. The outside of the final product enclosure must have a label with the following (or similar) text specifying the IC identifier. The IC ID and certification code must be in Latin letters and Arabic numbers and visible without magnification Contains IC: 2731A-RM2510 Rosemount Inc. 8200 Market Boulevard Chanhassen, MN 55317 USA RM2510 Datasheet Rosemount Inc. 8 of 8
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