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ERT-A2 ALERT2 Configuration Manual 

 

Revision 1.0 

46 

 

Compliance

 

 

Regulatory 

Australia: RCM, Europe: CE/RED, USA: FCC, Canada: IC 

EMC 

FCC CFR47 Part 15; EN 301 489 

Safety 

EN/IEC 62368 

Power Supply

 

 

Nominal supply

 

17-30 Vdc, under/over voltage protection 
10.5-15Vdc supply to battery connection alternate (internal battery 
not fitted) 

Battery Options 

Lithium Iron Phosphate (LFP): Internal rechargeable 
Lithium thionyl chloride (LiP):  Internal non-rechargable 
Lead Acid (Pb):  12V Battery externally connected  

Battery Charger or 
Solar Regulator 

External power supply/MPPT solar panel charges internal lithium 
(LFP) or external battery 
Up to max 2A charge optimized for 10-30W panel (max panel 
unlimited) 
Automatic temperature compensation/protection 

Idle current draw 
(see communications 
options for total current) 

Field Station:  90µA average @ 13Vdc 
Repeater/Base Receiver:  25mA @ 13Vdc  

Transmit current draw 

See relevant communications section opposite  

Battery Life 150MHz 
rain only 
 
Battery Life 150MHz 
Rain/ River-60min ST 

Lithium Primary (LiP):  5 years  
Lithium Phosphate (LFP):  2.5 years 
Lead acid:  1 year (limited by self-discharge) 
Lithium Primary (LiP):  2 years  
Lithium Phosphate (LFP):  1 years 

General

 

 

Size

 

190mm x 197mm x 98mm (7.5” x 7.8” x 3.8”) 

Housing 

Aluminum cast enclosure with removable door IP66 rated 

Mounting  

Panel mount standard 

Temperature rating 

-40 to +70°C (-40 to +158°F) 
0-99% RH noncondensing 

Weight 

1.8 kg (4.0lb) 

– not including internal battery 

Altitude 

0-3000m (0-10000ft) 

 

Communications Channel Specifications 

C1, C3 or C4 Condor Radio - Internal 

Frequency  
(Note 1) 

C1: 148 

– 174MHz 

C3:  340 - 400MHz 
C4:  400 

– 480MHz 

C5:  470 - 520MHz 

Transmit power 
 (Note 1) 

C1:  10mW - 5 W (+37dBm) configurable 
C3, C4, C5:  10mW - 10 W (+40dBm) configurable 

Modulation 

ALERT1 : v23 
ALERT2™:  2-FSK 

Transmit/Receive 
Frequency stability 

1.0ppm, -30ºC to +70ºC 

Receiver Sensitivity 

ALERT 1:  v23 

-117dBm 

Содержание ERRTS ALERT2

Страница 1: ...Revision 0 5 ERT A2 Configuration Manual ...

Страница 2: ...Read this entire manual and all other publications pertaining to the work to be performed before installing operating or servicing this equipment Practice all plant and safety instructions and precautions Failure to follow the instructions can cause personal injury and or property damage Proper use Any unauthorized modifications to or use of this equipment outside its specified mechanical electric...

Страница 3: ...Bulletin 65 Edition 97 01 CAUTION TO COMPLY WITH FCC RF EXPOSURE REQUIREMENTS IN SECTION 1 1310 OF THE FCC RULES ANTENNAS USED WITH THIS DEVICE MUST BE INSTALLED TO PROVIDE A SEPARATION DISTANCE OF AT LEAST 20 CM FROM ALL PERSONS TO SATISFY RF EXPOSURE COMPLIANCE DO NOT OPERATE THE TRANSMITTER WHEN ANYONE IS WITHIN 20 CM OF THE ANTENNA ENSURE THAT THE ANTENNA IS CORRECTLY INSTALLED IN ORDER TO SAT...

Страница 4: ...B000300 VHF Dipole Whip 3dB Antenna c w 5M Coax N type Connector N A 0 dB ELPRO 148 174MHz ANTUDP150 C 48 174Mhz Aerial Dipole with N Type Female CCTAIL SMA M 2 dB ELPRO 148 174MHz ANTB000100 VHF 3 dBd collinear 5dBi N Type Female connector CCTAIL SMA M 5 dB ELPRO 148 174MHz ANTB000100 VHF 3 dBd collinear 5dBi N Type Female connector CC5 RG213 4 8 dB ELPRO 340 540MHz ANTUDP400 C Dipole Antenna 2dB...

Страница 5: ...ON iii Safety notices iii CAUTION iii Avoid iii FCC notice iii ERT A2 Overview 1 Introduction 1 Operation 1 Networking 2 Ordering Guide 3 Model Overview 3 Accessories 5 Installation 7 Enclosure 7 Rain Tree Standpipe Install 8 Installation 8 Grounding 8 Sensor Input Connections 10 Digital or Pulsed inputs 10 Analog inputs 10 SDI 12 Sensor Input 11 Connections Milspec 11 Rain Digital 11 River Digita...

Страница 6: ...necting to Menu 21 Configuration Quick Start Guide 23 Quick setup ALERT2 24 Quick Setup ALERT Version 1 24 Communications Configuration 24 Integrated Radio Communications Configuration 24 Cellular Communications Setup 26 4G LTE Primary Communications Operation 28 RS 232 Reporting 29 RS232 Serial Manu 29 Configuration ALERT Quick Setup 29 Sensor Inputs Configuration 32 Discrete Digital Input setup ...

Страница 7: ... Data log File download 43 General Specifications 44 Communications Channel Specifications 46 C1 C3 or C4 Condor Radio Internal 46 4G LTE Cellular Integrated Gateway Router 47 External Satellite Iridium Short Data Bust Modem Integrated 47 Accessories 48 ...

Страница 8: ...s been a strong consideration in the design of the ERTA2 unit Features have been incorporated into the ERTA2 to provide effective device security ELPRO continues to provide additional security features to the product as they become available in new additionas of the ALERT2 protocol The ELPRO ERTA2 unit provides an extremely versatile and feature packed unit allowing standalone installations with t...

Страница 9: ... typically used for flood warning gauge sites or any other environmental monitoring site and is the lowest power consumption configuration Repeater units will store and forward communication messages from other Field Stations and or Repeaters to increase the maximum transmission distance Repeaters units include ability to configure station address whitelist blacklist filtering to limit communicati...

Страница 10: ...site for additional application notes Ordering Guide Model Overview The ERT A2 can be delivered as several different models and or options To identify the correct model and options that you have first locate the compliance label which is located inside the unit on the side opposite to the battery if fitted The compliance label will look like the sample below but may have difference due to sales re...

Страница 11: ...Not fitted Blank X Order model guide Notes Not all possible build options above are available for order Please check with your ELPRO supplier Example Cable gland internal rechargeable battery secondary AU cell radio EL ERT CXR XA All models with primary VHF UHF radio 1 3 4 5 and H require GPS option for ALERT2 TDMA operation Cellular Satellite options do not require GPS option time clock sync perf...

Страница 12: ...GHz 30W WITHOUT earth tail Antenna field station or repeater ANTB000100 VHF 3 dBd collinear N Type Female connector Antenna bracket for ANTB000100 ANT BR COL KIT Mounting Bracket Kit for Collinear Antenna WITH 6 x VBLOCK and 2 x UBOLT5H Antenna low visual impact ANTB000300 VHF Dipole Whip 3dB Antenna c w 5M Coax N type Connector Supply with xGx option above ANTGPS 3 KIT Weather Resistant IP67 GPS ...

Страница 13: ...tery pack with cable and connector Solar Installation ERT10WSOL Solar power 10 watt panel 3pin plug Bracket for Tree application Solar Installation SOLPAN10W Solar Panel 12V PV Module 10W AC power supply PS WW XP 24DC mm AC Plug Pack Universal Input 24V DC 1 25A Output AU wall plug ...

Страница 14: ...mmonly used in flood warning applications Connectors are pin compatible with legacy ALERT1 ERRTS equipment to allow interchangeability in existing installations The enclosure is suitable to be installed in a variety of situations such as outdoor indoor and cabinet installations and has the ability to be secured with padlock if required Mounting options are Standard panel mounting via M6 mounting H...

Страница 15: ...ach module should be effectively earthed grounded via a GND terminal on the module This is to ensure that the surge protection circuits inside the module are effective If the ERT A2 is to be mounted in an enclosure you need to ensure the enclosure ground and the antenna mast pole ground are connected to the same common ground point The ERT A2 have a dedicated earth ground connection M5mm screw on ...

Страница 16: ... 0 9 Figure 6 Recommended installation earthing for outdoor installation Note When installing into a Tree standpipe enclosure the grounding is provided by the antenna connection and the tree installation No additional ground connection is required ...

Страница 17: ...vironmental gauging applications digital Input 1 2 are used for a shaft Encoder Shaft Encoders translate the rotation of an input shaft into a digital signal which can be read in the ERT A2 inputs A float connected to a beaded line over a pulley causes the shaft to rotate as it rises and falls with river level Shaft encoders generally use some sort of stilling well in the river so that waves on th...

Страница 18: ...ingle channel with up to 52 sensors variables SDI 12 is a three wire serial sensor bus and allows reading of a number of variables from each sensor on the bus which can be configured and reported by the ERTA2 unit Connection to the SDI 12 bus can only be made directly to internal terminals or through the 6 way serial Mil Spec connectors SDI 12 connectivity is shared with the RS 485 communications ...

Страница 19: ...nd will need to be connected as per the diagram Solar Ext Supply The Solar connector allows for the connection of a 5 30W solar panel connection or an external 24W power supply to power or charge the internal external battery Warning The solar input is suitable for solar panels rated as 12V nominal only 24V solar panel can produce open circuit voltages of 44Vdc which will exceed the rated input of...

Страница 20: ...eceiver base configurations SDI 12 smart sensor can be connected to this input if used Note that SDI 12 and RS 485 cannot be used together Connections Terminals The ERTA2 weatherproof enclosure is available with two connection options Mil Spec and cable gland When using the cable gland option all wiring connections are made directly into internal terminals through weatherproof glands In some appli...

Страница 21: ...the terminals The 4 20mA signal is usually generated from either a transducer mounted directly into the river or from a bubbler system which uses a constant flow of gas through a pipe to the water level The analog inputs can be wired to support loop powered or 4 wire 4 20mA sensors as shown Solar Ext Supply The Solar Supply connector allows for the connection of a 5 30W solar panel or an external ...

Страница 22: ...nd cause damage Serial Serial SDI 12 The Serial connector has the communication connections for RS232 RS485 and SDI 12 SDI 12 Communication bus for SDI 12 sensors or devices Note RS485 and SDI 12 cannot be used at the same time RS485 If configured as a Base station is used to output ALERT data to a 115E 2 ERRTS Gateway This configuration can also be used to link to a repeater to form a migration c...

Страница 23: ...there is a need to bring in remote station data on different frequencies or legacy ALERT1 Field Station Repeater and Receiver units can be linked via serial to provide several very useful network consolidation tools Common Complex repeaters options High Capacity ALERT2 or legacy ALERT1 repeater In larger systems the network trunk or backbone can become very busy with field data messages and the ca...

Страница 24: ... in the communications setting of the unit These units also allow for a secondary communications channel which is useful for redundant communications path through internal cellular modem If redundant communications is required then this must be specified at time of ordering to include the internal cellular modem Repeater units can access all sensor input types the same way a transmitter station ca...

Страница 25: ...ERT2 protocol unit The 115E 2 A2 allows both connections and conversion of ALERT1 to ALERT2 as a concentration frame Capability Summary Base station receiver VHF UHF radio RS 485 A2 data provides a medium distance connection up to 1km 4000ft to decoder configurable data rate Output communications can be either RS232 or RS485 could support ALERT2 Binary modes Decoder Gateway connects RS 485 232 A2 ...

Страница 26: ...al antennas or single antenna using duplexer Serial support ALERT2 Binary input or output modes Receiver supports ALERT1 allowing the migration of data to ALERT2 network though serial input to Transmitter or Repeater External pulse digital analog Internal IO diagnostics o Supply monitoring battery supply in o RSSI temperature internal faults Repeater Station Multi Frequency or A1 Migration In syst...

Страница 27: ...nsity Can also be used to create a High Capacity Repeater configuration for network backbone applications Receiver can be configured as ALERT2 or ALERT1 to allow legacy site data to be transported on ALERT2 network ALERT1 mode receiver can operate on same frequency as repeater in migration applications Allows sensor inputs at repeater Dual antennas can be used normally or single antenna systems ar...

Страница 28: ...programs available such as putty Tera Term or Realterm Tera Term is quite a simple application to install and setup and is what we have used to demonstrate below To setup a connection to the ERT A2 using Tera Term by following these steps Google Tera Term and download and install With the ERT A2 connected and powered connect the USB type A power to the PC and wait a minute or two for the driver to...

Страница 29: ... below Click OK and hit enter on the keyboard and you should see the ERT A2 login menu shown below To login as Engineer select option a Engineer to gain access default password Elproeng to login as Technician the default password is Elprotech You should then see the main menu as displayed below There may be some slight menu differences due to model and firmware version ...

Страница 30: ...it Diagnostic Range of diagnostic functions firmware update etc e Change Password Change the Engineer or Technical user passwords f Set Date Time Change data time Note Unit will obtain current time date from GPS or Cellular Satellite network if connected g Show Save Configuration Display and save configuration changes h Exit Exit menu and return to login menu Menu will timeout if you do not exit T...

Страница 31: ...menu item to setup the normal default sensor required for a standard gauging site ALERT quick setup will configure the following sensors Sensor Input ID Tipping bucket rain gauge DIO 3 0 River Height AI 1 1 Battery Internal External Battery Vdc 2 When ALERT1 mode is selected in the communications menu the ERTA2 will use the station address plus the sensor ID to form the ALERT sensor ID See communi...

Страница 32: ...n use up to four address lists to filter station IDs to pass with whitelist or blacklist g Address List Status Disable Enable or disable address list filtering h Secondary Communication None Enable or disable secondary communications and setup the communications channel settings Field Station This configuration type is usually used for remote gauge or remote sensor stations in the system A field s...

Страница 33: ... is usually located near the antenna to allow antenna cable to be short as possible to minimise losses The receiver RS 485 will output ALERT2 data frames which is usually connected by RS 485 to a 115E 2 A2 ALERT2 Decoder Gateway unit which can be located at a network access point in server room or IT cabinet A receiver can also be configured address filtering in a similar way as repeater in the ab...

Страница 34: ... an access hatch and two small screws that secure it Remove these two screws and insert the SIM card into the holder Replace the SIM card hatch and screws followed by the four screws that hold the cell modem onto the ERTA2 door plate Now you can configure the APN of the cellular modem Connect a computer using an ethernet cable to one of the RJ45 ports on the cellular modem Use the diagnostic menu ...

Страница 35: ...permanently so the system power calculations need to include the 120mA 654M 4 draw 4G LTE Primary Communications Operation When the cellular modem is optioned for primary or secondary communications it will be located as a separate module on the door of the ERTA2 unit Connection between the ERTA2 and the cellular modem is made with a cable providing a switched 12Vdc regulated power supply and RS23...

Страница 36: ...ion ALERT Quick Setup ALERT Quick Setup is a good base configuration for IO to start a new configuration with It will setup a basic configuration in line with local government standard setup for a typical flood warning or environment application configuring rain river 4 20mA analog and battery sensors ALERT Quick Setup Units Selection indicates current selected option a Metric For Metric units mm ...

Страница 37: ...returned to the Unit Config Menu Note that you will see a message in menu header Config NOT saved to warn that changes have been made and will not be activated until saved through main menu option Show Save Configuration Move back to main menu but hitting Enter key and then select the Show Save Configuration Review the configuration and when prompted to save select Y to save and activate the confi...

Страница 38: ...nual Revision 1 0 31 Save Current Config y n Now the base level configuration is set if you need any other inputs configured you can move to the I O setup menu and configure external discrete analog SDI 12 sensor or internal inputs ...

Страница 39: ...tiplier to be applied to the sensor value that is displayed within the unit This can be used in to scale to engineering units This value is a float so will allow fractional scaling Report Sensitivity Sensor value change before a change of state event is generated This value is a float so fractional values are allowed When configuring sensor IDs it is recommended for application to use the standard...

Страница 40: ...ger 0 1 V V 10 Received Signal Strength RSSI 1 Signed integer 1 dBm Signal Quality dBm Signal Quality 11 Internal Temperature 2 Signed Integer 0 1 deg C deg F 12 Internal Status Word 2 Unsigned integer 1 Bit Bit Note dBm used for Cellular VHF UHF radio and Signal Quality used for Satellite connectivity ...

Страница 41: ...ow DI1 DI2 DI3 DI4 AI1 AI2 Raw 0 2 0 Off 0 mA 0 mA ID 0 7 Value 0 2 0mm 0 1250mm 0 I O Setup Menu a Digital 1 b Digital 2 c Digital 3 d Digital 4 e Status Sensor f Analog 1 g Analog 2 h Battery Voltage i Supply Voltage j RSSI k Internal Temp l Input mode Din1 Din2 m SDI 12 Device config n Analog Sampling The ERTA2 allows for each input to be configured with the sensor ID transmitted data format Sc...

Страница 42: ...2 Selection a DI1 Pulse DI2 On Off b Both On Off c Encoder DI1 Incr DI2 Quad d Cancel Analog input sensors can be connected to the ERTA2 unit that support 4 20mA current loop interface which corresponds to a 0 to 100 measure range of the sensors span Analog Sensor Input Menu below allows to be setup for the application AI1 Mode 4 20mA ID 7 Format S 3 Scale 5000 Offset 0 Sens 10 Display mm Value 12...

Страница 43: ...ensor warmup time is the time that the ERTA2 will wait to allow sensor reading to stabilize before taking the value reading It is configured in seconds and has a range of between 1 and 600 seconds In applications which are powered by internal battery only it is important to choose the analog sensor input values carefully to get the longer battery option life For the given application select a long...

Страница 44: ...This is common for any connected sensors and warmup time should be configured to allow for slowest sensor e SDI Measurement CMD Change the measurement command from default M to R or to use CRC with MC or MR commands Leave at default if unsure f o Setup Sensor AA ID As sensors are added with address AA and ID using Scan or Manual Add menu options the menu to grow more options for the setup of each ...

Страница 45: ...mitting of data and then configure the sensitivity zero offset display units as required for the application Note that all SDI 12 measurement variables are sent as floating point values Select the letter corresponding to the measurement variable that you need to configure and the menu below will be displayed to allow the setup of each individual sent ALERT2 sensor IDs MV1 ID 30 Value 22 7778 Forma...

Страница 46: ...ost electronics printed circuit board assembly h Load New Radio Firmware Upload new firmware into VHF UHF radio Firmware v1 5 or later and radio v1 2 or later i Activate BLE DFU Turn on Bluetooth BLE configuration port FUTURE j Activate Radio Firmware After the radio firmware upload has been completed use this option to activate firmware in the radio k Update Host Bootloader Upload new firmware in...

Страница 47: ...reshold RSSI_THRSH2FSK 105dB OK LED Red Status Internal register bits decoder The status register is an internal register available the in the 415U 1 that gives a view of any internal errors that occurred and indicated by a red OK LED If there is a RED OK then go the Diagnostics menu then select the Show Internal I O Values menu item The status register value will be displayed with a detailed desc...

Страница 48: ... Firmware Image E2_155 radio application 1 3 9059M 20210302 Apply Firmware Image y n y applying Firmware Loaded to Radio Complete check radio firmware version is updated with option f Cellular Modem Force Update Messaging Power UP modem Wait for modem power up Modem ON Time since PWR 150172 RxChars 0 Waking modem AT OK modem awake AT CREG CREG 0 1 OK AT CREG CREG 0 1 OK Modem connected Network Sta...

Страница 49: ... 24 9 424 0 0 0 0 0 0 0 0 0 1 8 4300 74 92 49 01 03 08 11 8 3 ID 9 val 243 ALERT2A 1 4300 ELPRO N 1 2020 6 16 22 24 9 576 0 0 0 0 0 0 0 0 0 1 8 4300 74 92 49 01 03 09 11 F 3 ID 10 val 61 ALERT2A 1 4300 ELPRO N 1 2020 6 16 22 24 9 724 0 0 0 0 0 0 0 0 0 1 8 4300 74 92 49 01 03 0A 21 C 3 ID 12 val 27 ALERT2A 1 4300 ELPRO N 1 2020 6 16 22 24 9 872 0 0 0 0 0 0 0 0 0 1 9 4300 74 92 49 01 04 0C 22 0 0 1B...

Страница 50: ...ware update it will abort the process To gain further information on process connecting to the RS232 port at 9600 n 8 1 settings you will see descriptive text on the progress and any error conditions that may be reported Below is a quide to progress as observed on input LEDs Discrete Input LED RS 232 output debug D1 Start Header Verification Product ID Matched Offset Matched Entery Destination Add...

Страница 51: ...1 parity Heater Output Open Collector output active close to ground available to allow internal heating in very cold environments ON 10o C OFF 0o C 2A max GPS Optional Time clock synchronization for logging ALERT2 GPS antenna SMA Female LNA power Protocols and Configuration User configuration Secure user friendly device agnostic menu based Remote over the air access Bluetooth BLE Local Access USB ...

Страница 52: ...ce port for firmware upgrades IO Sensors Power RS 232 Solar Options MilSpec Multi pin Mil Spec Connector with standard ALERT1 pin out interoperable Cable Gland M20 cable gland 5 13mm cable dia UL VDE Terminals Internal wiring terminals push connect 0 20 1 5 mm 24 16 AWG Wire Strip Length 8mm 0 3 GPS Internal GPS based time clock synchronization Required for ALERT2 protocol by radio Location data a...

Страница 53: ...A average 13Vdc Repeater Base Receiver 25mA 13Vdc Transmit current draw See relevant communications section opposite Battery Life 150MHz rain only Battery Life 150MHz Rain River 60min ST Lithium Primary LiP 5 years Lithium Phosphate LFP 2 5 years Lead acid 1 year limited by self discharge Lithium Primary LiP 2 years Lithium Phosphate LFP 1 years General Size 190mm x 197mm x 98mm 7 5 x 7 8 x 3 8 Ho...

Страница 54: ...8 B40 B2 B4 B5 B12 B13 B14 B66 B71 B1 B3 B7 B8 B20 B28A WCDMA B1 B2 B5 B8 B2 B4 B5 B1 B8 GSM EDGE B2 B3 B5 B8 B3 B8 Carrier Telstra Optus Vodaphone North America Verizon AT T T Mobile U S Cellular Canada Rogers Telus Vodaphone O2 Three Orange Deutsche Telecom Compliance RCM FCC IC Anatel JATE TELEC NCC FCC IC GCF CE NCC RCM Power Control Modem Gateway is only powered when sending data to conserve ...

Страница 55: ...ad N Female to N Male DC 6GHz 30W WITHOUT earth tail SURCSD N 6000 Coaxial Surge Divertor Bulkhead N Female to N Female DC 6GHz 30W WITHOUT earth tail ERT10WSOL Solar power 10 watt panel 3pin plug Bracket ERTENC3M2 3 2M Aluminium Tube and Antenna Bracket ERTENC1M5 1 5M Aluminium Tube and Antenna Bracket ERTS048 Housing Cap Aluminium BR ERTA2 TREE Bracket to allow unit to be mounted inside 300mm Al...

Страница 56: ...lication Please confirm with local regulatory body 2 SDI 12 disabled when used RS485 can be used for external communications ALERT1 data input ALERT2 output for redundant communications 3 See Communications Specifications Compliance detail 4 ALERT2 is a trademark of the National Hydrologic Warning Council 5 Connectivity only available for 4G LTE Integrated Gateway Router option Specifications are ...

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