SOFREL LS42GSM / GPRS Datalogger

Developed to meet the specific requirements of installations in metering manholes, the SOFREL LS42 GSM / GPRS datalogger represents an efficient solution for monitoring drinking water distribution networks. Waterproof, battery operated, able to communicate via GPRS or GSM in SMS mode and easy to install, LS42 offers the following features:

Leak detection by metering and flow recording,

Particularly competitive, the LS42 District Metering Area’s datalogger offers a rapid return on investment by contributing efficiently to improving network yield.

Remote meter reading,

Monitoring of «major consumers».

SOFREL LS42 : District Metering Area’s GSM/GPRS dataloggerDISTRICT METERING FEATURES

TECHNICAL FEATURES

OPERATOR INTERFACES

2, rue du Plessis - 35770 Vern-sur-Seiche (Rennes) France

Tél. : +33 (0)2 99 04 89 00 - Fax : +33 (0)2 99 04 89 01

E-mail : telecontrol@sofrel.com - Web : www.sofrel.com

Presentation- Design guaranteeing IP68 waterproofness- Military-grade watertight input connector- Connection cable provided (2m)- Dim : H261 x L155 x P176 mm

Data acquisition- 4 Digital Inputs (DI) for managing:

• pulse counts • signals or warnings

- 2 analog inputs (AI):

Communications- Built-in GSM antenna specifically developed for installation in a manhole Power supply- User-changeable lithium battery- 10-year autonomy (depending on conditions of use)

Metering and flows- Metering index management- Calculation of :

Archiving- Metering, flows and measurements

Measurements- Acquisition of 2 analog measurements

Signaling and warnings- On Digital Inputs- Configurable appearance / disappearance timer

Communications - GSM in SMS mode or GPRS- Daily wake-up to send SMSs to 1 or 2 SCADA Central Stations- Warning SMS to SCADA Central Station and/or mobile phone

Softools- Graphical configura-tion via a Wizard- Configuration read / write (via Bluetooth link or SMS)- Remote Terminal Unit diagnostics (input viewing, recep-tion level test, best GSM operator test, etc.) Visual diagnostics- Operator dialog using different colored LEDs (power on/off, SIM card present and network connection, reception level).

Mobile Phone- Start-up (meter indexing, etc.)- Diagnostics (index, reception level, power consumed, etc.)

• 4-20 mA sensors • power supply from LS42

• average flowrates• daily volumes• night time flowrates

- Configurable acquisition period