Wireless transmission for vibrating wires
Wireless sensor for instrumentation
Data Logger with wireless transmission for vibrating wires
The Newsteo Logger LGV41 allows connecting up to 4 vibrating wires for instrumenting a structure. The logger sends the data by radio to a receiving station: GPRS or Ethernet gateway, a PC.
LGV41 : data logger for vibrating wires
Compatible sensors: vibrating wire sensors:
- Extensometer
- Strain gauge
- Strain gauge set into concrete
- Inclinometer
Who uses the Newsteo wireless datalogger for vibrating wires ?
- Vibrating wires users : move from a wired connection to a wireless connection, safer, faster to install and less expensive
How does it work?
Installing recorders / Data Loggers
Technical specifications of the Newsteo wireless datalogger for vibrating wires
Product type
Logger for vibrating wires
Reference
PFPN-LGV41-003
Inputs
4 inputs (for 4 vibrating wires)
For each input:
– 1 shielding
– 2 wires for vibrating wire
– 2 wires NTC
Input range
300 Hz … 3500 Hz with selectable frequency range
Accuracy
± 1 Hz
Resolution
0.1 Hz
Sensor power
Sequential powering done by the Logger
Measurement sequence
Sequential measurement of 4 channels
Measurement time
10 minutes (to complete the measurement of the 4 channels)
Memory Capacity
10000 sets of measurements
Measurement securisation
Acknowledgment process between the transmitter and the receiver to ensure that no data is lost during radio transmission
Back-up of the last 32.000 measurements in Logger memory even after transmission to the receiver
Battery
1 SAFT LSH14 C-size spiral cell with connector
Accessible and user replaceable battery
Battery life @ 25°C
Up to 1 year for a measurement frequency of 1 hour
Dimensions (w/o antenna)
Width: 125.4 mm + Type N female connector
Depth: 80.4 mm + Type M12 female connector
Height: 58.80mm
Weight with battery
About 280g
Casing
Aluminium casing (4mm)
Fixation support provided screwed in the casing for screwing in 4 points or strapping through 2 holes
IP level
IP67
Radio frequency
ISM 868 MHz
Radio range
Up to 900 meters (with supplied antenna)
Antenna
1/2 wave antenna (included)