Australia Tel: +61 (0)3 8720 6700
Indonesia Tel: +62 21 2278 3377
New Zealand Tel: +64 (0)7 850 2610
South Africa Tel: +27 (0)10 900 2055
Convergence Monitor
Australia Tel: +61 (0)3 8720 6700
Indonesia Tel: +62 21 2278 3377
New Zealand Tel: +64 (0)7 850 2610
South Africa Tel: +27 (0)10 900 2055
Description
Convergence Monitor model 4420 is based on a spring loaded wire mechanism. It has a measuring range of 1m and can monitor any reasonable distance with extension wires. When used with model 9600-2 readout, the unit’s high resistance electrical output has a resolution of 0.1mm. The 4420 is suitable for remote reading and data logging. This convergence monitor is light, small in size and simple to install.
Application
Measurement of displacements in:
- Tunnelling
- Open cut mines
- Dam construction
- Large excavations
- Construction control
Features
- Simple installation
- Suits a wide range of Applications
- Capable of interrogation by a variety of readouts and loggers. Digital counter option available
- Can provide alarm triggers when used with a datalogger
Specifications
- Measuring range: 1000 mm
- Accuracy:< ±0.5% full scale
- Resolution: 0.1 mm
- Dimensions: 115mm x 75mm x 60mm
- Weight: 0.55 Kg
- Anchor size: 600mm x 25mm x 5mm
- Anchor weight: 0.6 Kg
