SignalFire Telemetry PS Pressure Scout User Manual
SignalFire Telemetry, Inc. Pressure Scout
User Manual
Manual Pressure Scout SignalFire Model: Scout-PSIx-y The SignalFire Pressure Scout is an Intrinsically Safe wireless pressure sensor with the following features: Powers integrated pressure sensor and radio for years with an internal battery Rapid pressure sampling with configurable alarms and report by exception Available in standard pressure ranges Pushbutton or remote zeroing Optional solar battery system for routing nodes or rapid data collection Sends data to a SignalFire Buffered Modbus Gateway Compact and simple to install and maintain AES 128bit Encryption Rev 1.1 SignalFire Telemetry Specifications Enclosure Size 7.25” tall × 2.75” diameter Power Source Internal IS Lithium battery pack SignalFire Part Number: 810-0008-02 External Solar battery system SignalFire Part Number: SENTINEL-SOLAR-xxx Other external power supply meeting the power entity parameters from the control drawing. Temperature Rating -40°C to +60°C Radio Frequency 902-928MHz Ism Band, FHSS radio, internal antenna FCC ID: W8V-PS IC: 8373A-PS Compliance Certified for use in Class I, Division 1 groups C and D. EXi [EXi] FCC/IC Certified. WARNING: Use of this equipment in a manner not specified by the manufacturer may impair the protection provided by the equipment. WARNING: The use of any parts not supplied by the manufacturer violates the safety rating of the equipment. Refer to control drawing 960-0081-01 for requirements when used in a Class I Division 1 area. Rev 1.1 SignalFire Telemetry 3 Control Drawing SignalFire Pressure Scout Models: Scout-PSIx-y x=pressure span, y=power source PCB ASSY: 840-0133-01 Power Source BATTERY Ui/Vmax: Ii: Pi: Ci: Li: J1 5.9 VDC 3.1 A 0.89 W 9.66 uF 0.1 uH Class I, Division 1, Groups C and D SignalFire Telemetry Part Name Control Drawing, Pressure Scout Part Number Page 1 of 1 960-0081-01 Date Rev Ambient Temperature Limit: -40C to +60C Temperature Code: T3 • WARNING: Substitution of components may impair intrinsic safety. 10/10/16 1.1 • Choose peripheral devices and associated apparatuses such that the following conditions are met: Ui/Vmax ≥ Uo/Voc Ii/Imax ≥ Io/Isc Pi ≥ Po Co/Ca ≥ Ci + Ccable Lo/La ≥ Li + Lcable • When replacing the internal battery, only use SignalFire lithium battery model number 810-0030-01 (1BIS) • See SignalFire Instruction manuals numbers 960-0082-01 for installation requirements • Install the internal battery pack only when external power is not used Rev 1.1 SignalFire Telemetry Connections and Components Radio LEDs - The Radio TX LED (green) flashes each time a radio packet is sent. This LED will blink rapidly while searching for the radio network and at boot up. - The Radio RX LED (red) blinks on each received radio packet. Status LEDs - The STATUS LED (green) will blink on when the pressure sensor is sampled. - The ERROR LED (red) will blink to indicate an error condition. Checkin Button - If this button is pressed the Scout will take a reading from the integrated pressure sensor and send the data to the gateway. Zero Button - Allows the pressure sensor to be zeroed. Hold the ‘Zero’ button down for 3 seconds to zero the pressure sensor. The status LED will come on and then blink twice to indicate that the sensor has been zeroed. Rev 1.1 SignalFire Telemetry Setup The Pressure Scout needs to be set up for correct operation before being fielded. The configurable items include: - Network selection - Check-in period selection - Modbus Slave ID setting - Optional alarm thresholds and scaling All settings are made using the SignalFire Toolkit PC application and a USB-serial programming cable available from SignalFire. WARNING: Perform the steps in this section (Setup) in a safe location only. Using the SignalFire Toolkit The SignalFire Toolkit application can be downloaded at www.signal-fire.com/customer. After installation, launch the software and the main toolkit window will open: Select the COM port associated with the Pressure Scout and click “Auto-Detect Device on COM Port.” This will open the device configuration window, where all device settings can be configured. Rev 1.1 SignalFire Telemetry 6 Serial Port Settings Set Corporate ID / Encryption Key Reported Sensor Values Battery Life Estimate Pressure Alarm Settings Rev 1.1 Scout Information Status of Last Operation Scout Settings Custom Sensor Scaling SignalFire Telemetry Network Setting The network is set using the SignalFire Toolkit. The network, network group, and corporate ID (replaced with Encryption) settings must match those of the gateway (and other nodes) in order for them to communicate Encryption Starting with firmware version 0.50, it is possible to encrypt over-the-air transmissions to prevent tampering. Encryption keys replace the Corporate ID system, so it is important that all devices connected to a Gateway have the same encryption key as well as network and network group number. To set up a Pressure Scout to use encryption, click the checkbox labeled Enable Encryption inside the Set Corporate ID box: The encryption key box. For more details, click the Help button. The box will then change into a Set Encryption Key box, and it will prompt instead for the encryption key (6 to 16 characters) you would like to use. Note that keys may not contain spaces or angle brackets. Enter it and then press Set. This will cause the Scout to drop its network, and only attempt to join networks that use the same encryption key. If you are setting up a new network, you will need to set the encryption key on all of your devices. If you are adding a Scout to a legacy network, you can simply set the Corporate ID without clicking the Enable Encryption box, and it will remain compatible with the older system. Setting the encryption key. It is also possible to hide your encryption key so it cannot be read. This is the most secure option, but if you forget your key, there is no way to recover it – you have to reset the key on every device on its network. To enable this option, select Set Encryption Key Unrecoverable under the Settings menu. Setting the encryption key unrecoverable. Rev 1.1 SignalFire Telemetry Modbus Slave ID The Modbus Slave ID can be set with the SignalFire Toolkit. Each remote device connected to the gateway must have a unique Modbus Slave ID (1-240). Alarm Threshold Settings Optional alarm threshold settings are available which allow for rapid pressure sample interval (5 or 15 seconds) and will cause the Pressure Scout to check-in immediately if the threshold is crossed. While above the high alarm threshold (or below the low alarm threshold) the Scout will checkin at the configured sample interval. The Low and High alarm thresholds can be enabled individually. Custom Scaling The reported pressure can be optionally scaled to a custom range. This can be used to scale PSI to inches of H2O for example. If custom scaling is enabled, a Scale Low Value and Scale High Value must be configured. In addition, an optional Scale Offset can be set. The Scale Offset will be added (or subtracted) to the reported scaled value. Rev 1.1 SignalFire Telemetry Remote Modbus Register Mapping The Scout Node sends data to a SignalFire Telemetry Modbus Gateway. The data that is sent to the gateway is available at the gateway in registers where it can then be read by a Modbus RTU. Consequently, the node needs to have a unique (to the network it is in) Modbus slave ID which the gateway will use to store its unique data. Modbus Registers Every check-in period, the sensors are read and data is sent to the gateway. The gateway will save the data under the set Modbus ID in 16-bit registers. The register map for this system is below. Register Map 43001 43002 43003 43004 43005 43006 43007 43008 Register Address (Offset) 3000 3001 3002 3003 3004 3005 3006 3007 43009-43010 43011-43012 43013-43014 43015-43016 49988 49989 49990 49991 49992 49993 49994 49995 49996 49997 49998 49999 3008-3009 3010-3011 3012-3013 3014-3015 9987 or 65524 9988 or 65525 9989 or 65526 9990 or 65527 9991 or 65528 9992 or 65529 9993 or 65530 9994 or 65531 9995 or 65532 9996 or 65533 9997 or 65534 9998 or 65535 Register Number Rev 1.1 Description Sensor Voltage (mV) (500mV to 2500mV is normal range) Sensor PSI Reading (int) Sensor PSI Reading x 100 (int) (only valid for pressures up to 650psi) High Alarm Notification (0 = no alarm, 1 = high alarm active) Low Alarm Notification (0 = no alarm, 1 = low alarm active) Low Battery Alarm (0 = battery above 3.0V, 1 = battery below 3.0V) Sensor Span (PSI) Sensor Error Status (0=no errors, 1=sensor out of range low, 2=sensor out of range high) Sensor PSI Reading (float) Custom Scaled Sensor Reading (float) Alarm High Threshold Setting (float) Alarm Low Threshold Setting (float) Major revision number for the mainboard Minor revision number for the mainboard Major revision number for the radio Minor revision number for the radio High 16 bits of SFTS node address Low 16 bits of SFTS node address (the radio ID) Slave ID readback Received signal strength of last packet from the slave Battery voltage of the Modbus client, in millivolts Minutes until this slave will time out, unless new data is received Number of registers cached for this slave device Remote device type. ?? for Pressure Scout SignalFire Telemetry 10 Mounting and Care The Pressure Scout unit comes with an integrated pressure sensor with a ½” MNPT process fitting. The Scout is mounted directly to the pressure source. It is important to mount the Scout so it is vertically orientated with the pressure fitting facing down. Internal Lithium Battery Replacement Battery Packs can be changed with the node in place. Unscrew the cover from the base. Unplug the battery from the PCB, by depressing the locking clip on the connector. Remove/replace battery Connect the battery to the main PCB battery connector. Install the enclosure cover. WARNING: Use of any battery other than the SignalFire part number 810-0030-01 (1BIS) will impair the protection provided by the equipment. Cleaning Instructions The outside of the enclosure may be cleaned with water, mild soap, and a damp cloth as needed. High pressure washing is not recommended. WARNING: Electrostatic Discharge Hazard! Care must be taken to avoid the potential of creating a change on the enclosure or antenna. Do not wipe with a dry cloth. Do not brush against the enclosure with clothing or gloves. Rev 1.1 SignalFire Telemetry Configuration / Debug WARNING: Only connect to the debug port in a safe area! 11 Debug and configuration information is available if a connection is made via the debug port on the main board. A USB converter cable (available from SignalFire) must be used for this interface. Debug and advanced configuration may be done using the SignalFire Toolkit PC application. Technical Support and Contact Information SignalFire Telemetry 43 Broad St C-300 Hudson, MA 01752 (978) 212-2868 support@signal-fire.com Revision Date Changes/Updates 1.0 10/1/16 Initial release 1.1 10/10/16 Updated control drawing, Edits to register map Rev 1.1 SignalFire Telemetry APPENDIX - FCC and IC Statements Changes or modifications not expressly approved by SignalFire Telemetry, Inc could void the user’s authority to operate the equipment. 12 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. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures: -- Reorient or relocate the receiving antenna. -- Increase the separation between the equipment and receiver. -- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. WARNING! FCC and IC Radiation Exposure Statement: This equipment complies with FCC’s and IC’s RF radiation exposure limits set forth for an uncontrolled environment under the following conditions: 1. 2. This equipment should be installed and operated such that a minimum separation distance of 20cm is maintained between the radiator (antenna) & user’s/nearby person’s body at all times. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a maximum (or lesser) gain approved for this transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.r.i.p.) is not more than that necessary for successful communication. Rev 1.1 SignalFire Telemetry
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