LS/LT GSM/GPRS Data Logger range
V3.10
Constraints and demands of District Metering
Little water networks installations
Man-hole/chambers of water networks
Strom overflow sewers
Installations without mains power…
Demanding environment
Flooded or humid plants
Sites with no mains power
Isolated or hard to reach plants
Dedicated Applications
Leak detection through sectorisation
Detection of Storm water overflow.
Key Customer Meter Remote reading.
Remote control of secondary plants.
#2
LS/LT GSM/GPRS Data Logger range
V3.10
Sofrel Solution : LS-LT Data Loggers range
Hardware for a tough
environment
« Field » tools
High performance
GSM Antenna
GSM Reception
level indicator
Reenforced
watertightness
Easy access, by
end-user, to SIM
and battery
Battery Life-time :
up to 10 days
Commissioning
through Bluetooth
Inputs : Pulse, AI, DI
Calculations : flow, thresholds,
daily reports. Time-stamping in
Data Logger
Alarm SMS
Daily historical values collections
Data viewing through WEB server
On-site data-handling and
GSM/GPRS Communications
#3
LS/LT GSM/GPRS Data Logger range
V3.10
Available data

Physical data

1 to 4 pulse or signalisation inputs



Pulse :
Pulse meter, standard or « two ways»
Signalisation :
Normaly open or normaly closed.
Appearance and disapearance settable timer.
2 measurements 4-20 mA inputs (option)

SOFREL sensor very low consumption (8V)

Standard Sensor, powered by LS/LT (12V)
m3 / h

Calculated data


Meter average flow-rate.
Threshold on average flow-rates

Two time-windows per day

Threshold Value and logic settable for each time-window
Low
threshold
#4
LS/LT GSM/GPRS Data Logger range
V3.10
Data Handling

Daily reports

Metering



Index, Volume, min & max Flow-rate
Night flow in a settable time-window.
M³/H
m³/ h
Signalisation (DI, threshold)



24 h
Number of activations.
Duration of active status.

Historical values

Periodic (1, 3, 5, 10, 15, 30 and 60 minutes)





Index and average flow-rate.
Measurments
Signalisation status changes.
Daily reports
Memory extended to 50 000 records
#5
LS/LT GSM/GPRS Data Logger range
V3.10
On-site data handling

With Softools through Bluetooth connection

« Information » screen

Real-time values of all information



Selection of 10 information for



Curves
Excel Transfert
Curves




Meters , flow, measurments, signalisations, thresholds
reports, battery,…
Time-frame : Day / Week / Month
Y scale adjutment
X Zoom
Excel Transfer
#6
LS/LT GSM/GPRS Data Logger range
V3.10
Communication with SCADA

GPRS or SMS (LS) communication

1 or 2 Central Stations

Automatic clock up-date

Transfered data :


Historical values – daily reports

Diagnostic : power, reception level...
Multiple choices of data transmission

Scheduled transmission : 1 to 6 daily calls.

Periodic transmission (every 15 minutes to 8 hours (GPRS mode))

Transmition when alarm appears (threshold, DI)

Network Diagnostic after on-site visit.


Periodic transmission for a limited period of time (Max 1 day)
GPRS Communication

SCADA or WEB server with static IP @

« Low –cost » communication

Optimized volume of data - No roaming
#7
LS/LT GSM/GPRS Data Logger range
V3.10
Alerts

Alerts to SCADA Central Station



Can be activated on all the Dis and Thresholds
On appearance and disappearance
Send available data



Current data status
Historical values
Cuurent data status
Archiving
Alert to mobile



Can be activated on DIs or Thresholds
On appearance
A « signaling » SMS is sent immediately.

Paris Sector 12
Open manhole cover
Configurable text message
#8
LS/LT GSM/GPRS Data Logger range
V3.10
Hardware features
 High-performance built-in antenna


Specifically designed to be used in man-holes
Optional watertight External Antenna.
 IP68 watertightness

Case with double O-ring seal
Uniform distribution of sealing pressure

Military-type « inputs » connector
 Battery life


Ultra low-power technology
Standard/high capacity battery :



Standard battery : Up to 5 years
High-capacity battery : Up to 10 years
Power consumption Measurement
Transmitted to the SCADA Central Station
#9
LS/LT GSM/GPRS Data Logger range
V3.10
Hardware features

Wall mounting
Easy to mount and remove

User access
To insert SIM card and change battery

Bluetooth port
Local wireless link

4 control LEDs
Immediat visual inspection

V
J
B
Local wake-up with key
Activation of LED, Bluetooth, SMS
# 10
LS/LT GSM/GPRS Data Logger range
V3.10
Configuration through Softools

Application wizard
For LS application

Only one configuration screen
Direct access to all functions
Full view of settings

Remote transfer of configuration
Read/Write via Bluetooth

LS/LT ID Card
Geographical coordinates
Serial number – Versions – Options..
# 11
LS/LT GSM/GPRS Data Logger range
V3.10
Diagnostic tools

4 complementary diagnostic tools

Control LED

Softools commands via Bluetooth link

SMS commands from a mobile
# 12
LS/LT GSM/GPRS Data Logger range
V3.10
LED Diagnostic

Direct and Integrated diagnostics

Data Logger, SIM card, GSM Network status

GSM signal strength

Assistance to installation

Assistance to maintenance
GSM network
logon & SIM
card OK
V
Data Logger
activated
GSM signal
strength
J
B
Wake-up
# 13
LS/LT GSM/GPRS Data Logger range
V3.10
SMS & Bluetooth Diagnostic
 Communication tests
 Best-operator selection
 Signal strength
 Triggering


Send SMS to mobile
Transmitted to the SCADA Central Station
 Deferred transmission

Test in real conditions man-hole cover closed
 Input wiring test
 Meter indexing
 Energy reading
 Remaining battery life
# 14
LS/LT GSM/GPRS Data Logger range
V3.10
SOFREL LS/LT range
A comprehensive range
 Applications
 SOFREL LS for Water Netwok District Metering
 SOFREL LT for Storm Overflow Sewers
 Equipment
 SOFREL LS/LT42


Core part of the range
2 optional AI
 SOFREL LS/LT42-EA


Version dedicated to tough GSM signal conditions
External antenna
 SOFREL LS10


Simplified version
1 Pulse
# 15
LS/LT GSM/GPRS Data Logger range
V3.10
Sofrel LS
« Leak detection through District Metering » application

« Volume and flow » function

Volume counting


Reports





Average flow-rate.
Night-flow in a settable time-window.
Archiving


Mecanical meter –Electromagnetic flow-meter.
Periodically : index and flow
Daily : index, volume, min/max flow, night-flow.
Daily transmission to Central Station
Additional Information




Handling of two-way meters.
Pressure measurement
Signalisation : man-hole cover opening, flow-meter default…
Alerts on flow and measurement thresholds
# 16
LS/LT GSM/GPRS Data Logger range
V3.10
Sofrel LT
« Storm overflow sewer » application

« Overflow » function


Connection to an « overflow sensor »
Level measurement


Calculations





Number and duration of overflows
Archiving


Ultrasonic 4-20 mA sensor.
Overflow time-stamping
Number and duration of daily overflows
Variable frequency depending on overflow status (Ultrasnic sensor)
Daily transmission to Central Station
Additional information


Signalisation : sensor default
Alerts on level threshold
# 17
LS/LT GSM/GPRS Data Logger range
V3.10
Sum-up
LS/LT Range: THE industrial solution
for water networks little plants
 Fully IP68 waterproof
 High-performance GSM Antenna
 Up to 10-year battery life-time
 Field installation « tools »
# 18