Lotek SRX1200 Series User Manual Download Page 1

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For SRX1200 and SRX1200-D

Preliminary

January 2020, Revision 2

SRX1200 Receiver

ser Guide

Summary of Contents for SRX1200 Series

Page 1: ...For SRX1200 and SRX1200 D Preliminary January 2020 Revision 2 SRX1200 Receiver User Guide ...

Page 2: ...nual the term model in this manual and in this context is strictly referring to the user scalable features which can be enabled or disabled in the software Hardware wise and regulatory wise there are only two formal models namely SRX1200 and SRX1200 D which have two different enclosures Operation of SRX1200 as below are described under Section I while operation of the SRx1200 D designed exclusivel...

Page 3: ...d 16 MANUAL MODE 16 Code Set selection 17 Search and Signal Operation 17 Quick Record Delay 17 CODELOG MONITOR MODE 18 CODELOG MONITOR CONFIGURABLE PARAMETER CHART 19 CODELOG CONFIGURABLE PARAMETERS 20 MONITOR MODE Mobile tracking receiver models 20 Configure preset receiver parameters 21 Start configured scan routine 21 CODELOG MODE NEW CONFIG 20 SCAN SETTINGS Code Set selection 21 Scan Time Calc...

Page 4: ...eview 29 ASP 8 Antenna Switchbox Peripheral 31 FILTERS 31 ID Channel Filters Reject Accept 31 Echo Filter 33 Noise Threshold 33 Pulse Width 33 Signal Strength Deviation 34 SENSORS 34 Sensor Type Temperature Pressure Activity EMG 35 Sensor Info Display 36 DATA DOWNLOAD 37 DATA RECORD FORMAT 37 SECTION II SRX1200D Series TECHNICAL SPECIFICATIONS 40 RECEIVER CARE MAINTENANCE AND SERVICE 41 RECEIVER P...

Page 5: ...4 SECTION I SRX1200 Series ...

Page 6: ...rating Temperature Range 20 C to 50 C LCD from 5 C Weight 2 kg without batteries Size 21 5 x 20 3 x 7 7 cm Memory 1MB 128 MB Storage Temperature range 30 C to 55 C Relative Humidity 95 Altitude Rating 2000 m RF Parameters Operating Frequency Range 138 176 MHz VHF Input Impedance 50 Ohm Frequency Resolution 1 kHz Frequency Stability 5ppm Sensitivity Minimum discernible audio level 150 dBm Minimum d...

Page 7: ...ugh the head phone speakers Where applicable always use the GPS antenna provided by Lotek 3V active antenna Always use the AC to DC power adapter provided by Lotek Avoid using other power supplies even if they appear to provide the correct 9 V DC voltage Verify that the overload protection LED on the rear panel green is green If the LED is red the receiver will not operate as this signifies probab...

Page 8: ...d headphone jack 5 Power ON OFF Volume Control 6 50 Ohm BNC VHF antenna ANT jack 7 8 Slotted carry strap handles 7 1 2 Threaded Battery Compartment Lid 3 4 Power Indicator Green Red LED 5 9VDC 1A Input 6 USB Port Type B 7 USB Port Type A 8 9 Feet 10 WiFi Connection 11 GPS active antenna connection 12 Antenna Switching Peripheral ASP Port 13 FCC CE Label 14 Ground screw 1 2 3 5 6 7 9 10 8 11 13 13 ...

Page 9: ...batteries in accordance with applicable practices regulations to your region When receiver battery is low a small square low battery status icon is presented on the receiver screen display To install replace batteries 1 Turn the receiver OFF and remove the 9 VDC power supply adapter if connected 2 Position the receiver with the back panel facing up 3 Unthread one battery compartment lid at a time ...

Page 10: ...rchy sequence Keys labeled Setup Log On Info Manual Codelog and Set Delta provide access to menus and related sub menus The Setup Manual and Codelog keys access modes Through these modes specific aspects of the receiver s functionality can be enabled disabled or amended The LCD screen is a two line display and is used to present and enter data as well as to issue command instructions and assist in...

Page 11: ...ade pressing the END ESC key cancels the operation When the receiver is Online the END ESC key can also be used to stop the current operational state e g GPS position acquisition Scan Cycle of the receiver This action depends on the receiver s operational mode When the receiver is Offline this END ESC function does not apply NUMBER Keys with a number 0 through 9 designation are used in two ways to...

Page 12: ...Kilobytes 2 Mem Configuration settings Scan Time and Code Set 5 Cfg Service information receiver Serial Number and number of hours in operation since last servicing 6 Service The factory password 123456 7 Factory Password Ability to answer an incoming call via the Modem 8 Answer Incoming Call This feature is provided for testing and troubleshooting purposes When a modem is being used to access the...

Page 13: ...e received signal is reflected in the SRX1200 as an RSSI Relative Signal Strength Indicator value For practical purposes RSSI values will range from low values e g 10 for very weak signals to high values e g 210 for very strong signals The RSSI value remains more or less constant throughout this range irrespective of the selected gain setting although receiver sensitivity increases or decreases ba...

Page 14: ...displays the number of satellites as they are found Once a valid position is acquired the following information is provided on the display Latitude Longitude current date current GMT time number of satellites used HDOP and PDOP The display toggles back and forth showing the Latitude and Longitude for four seconds and satellite HDOP and PDOP information for two seconds Either time or date is also d...

Page 15: ...sword is provided The only allowed input is the Reset Password function Online the receiver allows full write access which means that all functionality and input capabilities are available There are a few options for logging on This is a good time to talk about the arrow symbol circled in red which will appear in the lower right of the display anytime when there are more menu options than can be d...

Page 16: ... the default factory password represents the active password users can use a quick key log on method by sequentially pressing the LOG ON and 4 key Logging Off Logging off can be done at any time during receiver operation Data collection can continue while limiting access to settings password Logging off means the receiver is Offline Log off from the receiver as follows Press LOG OFF key Log On 2 L...

Page 17: ...ort staff provide the receiver serial number and a six digit number a password will be provided to enable access to the Reset Password function to log on to the receiver as follows Reset the password via Setup 3 Reset Password MANUAL MODE Manual mode refers to those receiver states in which the user must fully specify and dynamically modify receiver parameters e g frequency gain in real time and o...

Page 18: ...n gain frequency and step values entered Define the type of transmitter to scan Beeper ID Sensor Define Change the Set Delta frequency and or gain Acquire a GPS position Enter a gain value Set the noise threshold In search mode the user may specify a start and end frequency a step size and a step delay and the receiver will sweep through that range of frequencies stopping at each step for the spec...

Page 19: ...further described in this section Both CODELOG and MONITOR mode represent an operational state in which the receiver will auto scan based on preconfigured parameters defined by the user The primary distinction between the two modes is that scanning under CODELOG mode enables continuous and autonomous data collection during auto scanning operation applicable to MD and D receiver models Additional f...

Page 20: ...mous Datalogging Internal battery power Antennas 1 1 1 8 1 8 1 4 1 4 1 4 Coded Frequencies Chan 5 128 5 128 1 5 128 Beeper frequencies Chan 20 128 20 128 N A 20 128 Memory Size 64MB 128MB 32MB 64MB 128MB Max Event Record Capacity 16 32M 8M 16 32M GPS Clock Position Code ID Channel Filter Monitor Mode CRTO function AGC function TOA function ON OFF Scheduler Remote Terminal Control Multi codeset sca...

Page 21: ... settings for a configuration be initially set up through the SRX Host software then added to or amended through the receiver keypad 2 Start Initiates an automated scanning routine based on the preconfigured parameters entered and for selected configuration as described above While auto scanning in Monitor mode the Setup 0 key serves as a Pause function to allow users to temporarily suspend scans ...

Page 22: ... coded Lotek tags transmit four pulses with the individual tag signature defined by the three intervals within the transmission burst of these pulses Every transmitter is assigned a unique code so that it and any sensor data associated with it can be identified by the receiver Scan Time A Scan Cycle is the time required for the receiver to scan through all frequencies and at all antennas in the sp...

Page 23: ...ile awaiting completion of the total scan time entered TOA Use of Time Out on Acquisition TOA and Master Antenna Preview can also affect Total Scan Time which is the maximum time period to a complete a scan cycle TOA can be enabled or disabled With TOA enabled the receiver monitors each frequency and antenna combination until the first valid detection thus reducing total scan time TOA can therefor...

Page 24: ...er stored records for each detected transmitter Use of the CRTO feature is application specific but can be particularly useful in applications where there is a high probability that numbers of tagged animals will hold for extended periods in a particular monitoring site and or if extended periods between sites visits for data download are anticipated Note With CRTO enabled Adaptive Gain Control AG...

Page 25: ...an Settings 3 Options 4 GPS 1 En Dis GPS Clk The first line in the display shows the current setting and updates accordingly when 1 En Dis GPS Clk is selected The GPS clock must be enabled for the GPS positioning feature to function Enable or disable the GPS positioning feature via CodeLog 1 Config 2 Scan Settings 3 Options 4 GPS 2 En Dis Position The first line in the display shows the current se...

Page 26: ...g a Frequency Channel Enter a frequency into the receiver via Codelog 1 Config 3 Freq CH 1 Add 1 Radio The screen will prompt for a frequency to be entered The decimal point is not automatically provided Use the decimal key Once the entire frequency value has been entered the display automatically proceeds to the Set Ch set channel number page Enter a number for the channel to be assigned to the f...

Page 27: ...requency and channel via Codelog 1 Config 3 Freq CH 2 View Modify 3 ID BPM Sen The display shows the current setting for the frequency e g 149 891MHz CH456 EN ID which includes the frequency the channel whether the frequency is enabled or disabled and the transmitter type Pressing the 3 key toggle the tag type selection the appropriate designation for the transmitters in use on the specified frequ...

Page 28: ...rom aircraft An ASP 8 external switchbox peripheral device can also be connected to SRX1200s model dependent to monitor multiple up to 8 antennas for autonomous datalogging applications Connections to the ASP are referred to as Antenna Ports and are associated specific Port Numbers SRX1200D receivers have antenna switching for up to four antennas integrated into its design Antenna related paramete...

Page 29: ...oids the need to scan other antennas until a valid signal is detected by the master Master antennas are designated in one of two ways One master per antenna group Only one master is associated with each group For example a radio antenna on Antenna Port 2 can be assigned as the Radio Antenna Master and a hydrophone on Antenna Port 8 can be assigned as the hydrophone master All antennas are master a...

Page 30: ...ct the current gain value settings that corresponding to the antenna port listed in order from one to eight Scan Priority Three scan priorities are available Frequency Master Antenna Preview and Antenna Antenna priority is independent of the other two whereas Master Antenna Preview always applies Frequency Priority first then applies its defined rules to complete a scan Frequency Priority is used ...

Page 31: ... designated in an Antenna Group at the frequency on which the initial detection was received When the scan is completed the receiver scans at the next frequency in the frequency table If no Master is designated for a particular group the receiver defaults to using Frequency Priority to scan the antenna group scanning at all designated antennas for the specified Scan Time prior to scanning the next...

Page 32: ...e via Codelog 1 Config 5 Filters 1 ID Filter Four options are available 1 No Filter 2 Reject Ch ID 3 Accept Ch ID 4 Reject ID 5 Accept ID No Filter is self explanatory Reject CH ID allows a list of Channel plus tag ID combinations to be created that will be rejected during a scan All Channel plus tag ID combinations added to this list are rejected conversely all combinations not in the list are ac...

Page 33: ...s as they are entered The number in brackets in the first line of the display corresponds to the entries e g entry 33 in the accept list Any entry in the accept list can also be viewed and deleted View an entry via Codelog 1 Config 5 Filters 1 ID Filter 3 Set Accept Ch ID 2 View Del The first entry is shown in the first line of the display To view the next entry use the Right Arrow key to advance ...

Page 34: ...floor for acceptable detections valid but weak detections at the boundary of reception may be lost depending on the value selected Pulse Width is defined through the SRX Host and minimum Pulse Width filter threshold is typically set to 2ms With the filter enabled pulses with a measured pulse width less than the pulse width filter e g 2ms are ignored Enable or disable this feature via Codelog 1 Con...

Page 35: ...rpret and display sensor data correctly sensor range and deflection scale granularity must first be specified These parameters are characterized by three numbers Minimum and Maximum measurement values and Level the number of measurement levels and are typically included with the documentation that accompanies the transmitter shipment If there is any question regarding the corresponding values for ...

Page 36: ...ries model1 and codeset selection The Motion sensor state is transmitted and or logged in a binary format either active or inactive Each Activity event transmitted and or logged reflects either a maximum or mean value of all the samples taken e g 12Hz 50Hz 200Hz sampling rate between each tag transmission or the maximum or mean value relative to the log interval chosen to store Activity data Activ...

Page 37: ... It does not affect how data is recorded by the receiver Data recorded by the receiver is always in the default units Celsius and PSI Change the measurement unit for temperature via Codelog 2 Scan 1 Continue to log data 2 View 2 Temp pressure units 1 C F Change the measurement unit for pressure via Codelog 2 Scan 1 Continue to log data 2 View 2 Temp pressure units 2 PSI m The first line in the scr...

Page 38: ...ude Environment Data Environment data comprise all the settings that influence a Scan Cycle including Master frequency table frequencies and their channel numbers Configuration specific frequency tables Antenna scanning protocol active ports and gain values Master radio antenna and antenna designations Total scan time value Scan time setting for active frequencies CRTO enabled or disabled AGC enab...

Page 39: ...38 SECTION II SRX1200D Receiver Series ...

Page 40: ...x 13 cm Memory 32MB to 128MB Storage Temperature range 30 C to 55 C Relative Humidity 95 Altitude Rating 2000 m RF Parameters Operating Frequency Range 138 176 MHz VHF Input Impedance 50 Ohm Antenna Ports 4 Frequency Resolution 1 kHz Frequency Stability 5ppm Sensitivity Minimum discernible audio level 150 dBm Minimum discernible by software 135 dBm ...

Page 41: ...ations To maintain peak receiver performance and signal sensitivity care during handling and transport is recommended For basic cleaning wipe the housing and front panel with a soft cloth using a mild solution of soap and water Avoid use of solvents Should protective rubber caps be removed for cleaning avoid any allowing liquid to infiltrate into the receiver Store in a cool dry environment Always...

Page 42: ...on Label 3 LED Indicators 4 USB Port Type B connector 5 Power ON OFF Volume Control 6 1 8 3 5mm headphone jack 7 Pressure sealed Vent 1 Under lid 2 3 4 5 6 7 S I D E A N D B A C K P A N E L 1 4 BNC antenna input Ports 2 12 VDC External Power connector 3 USB Type A connector 4 WiFi Connector 5 GPS antenna Port 1 2 3 4 5 ...

Page 43: ...e configurable parameters mirror those described under SECTION I of this Guide under CODELOG CONFIGURABLE PARAMETERS although as SRX1200D receiver models do not have a keypad access to these features to configure and define receiver operation in set up mode e g frequencies antennas scan cycle time must be entered via HOST Power SRX1200 D receivers are designed for connection to an external 9 16V D...

Page 44: ...t logging data The receiver is in a state where it can accept changes in its configuration as well as requests to erase data memory Settings that can be accessed include Serial port setting Serial port setting System Access Password Real time clock Scan settings and rules Frequency Channel Table Antenna Port Configuration Sensor Channel Assignments Operation of each selectable parameter is as deta...

Page 45: ...hroughout the period in which there is a direct connection Once disconnected the receiver will re enter its pre configured state after approximately two minutes and resumes operations based on its 24hr cycle period The Wake Up Sleep feature is a scheduling utility that allows the user to define start and stop on off periods of operation for the receiver over a 24 hour cycle period with one hour in...

Page 46: ...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...

Page 47: ...200 et SRX1200 D doit être installée pour fournir une distance de séparation d au moins 20 cm de toutes les personnes W A R N I N G S Changes or modifications not expressly approved by Lotek Wireless Inc could void the user s authority to operate the equipment MISES E N G A RD E Les changements ou modifications non expressément approuvés par Lotek Wireless Inc peuvent annuler le droit de l utilisa...

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