Water Level Sensors

6542 Hydrostatic Water Depth & Temperature Probe Specifications:

Operating Range: 1, 2, 5, 10, 20 meters of water.
Resolution: 0.05 % (0.05mm @ 1m, 0.1mm @ 2m, 0.25mm @ 5m, 0.5mm @ 10m, 1mm @ 20m).
Operating Temperature: 0 to 60° C.
Over Pressure: Up to 150 % (2.5 times full scale).
Power: 6 to 18VDC, 6mA from Logger.
Pressure Sensor: Piezo-resistive silicon strain gauge bonded to 316 stainless steel diaphragm.
Accuracy: 0.2 % full scale Digital Output (SDI-12). 0.3 % full scale Analog Output.
Long term stability: 0.1% of full scale/year.
Repeatability: 0.05%.
Electronics: Integrated Micro Processor.
Communication: SDI-12, HSIO.
Auxiliary Measurement: Water temperature (analog output only).
Digital Output: SDI-12 or HSIO for Water Depth only (on 6542X/D units only).
Analog Output: 0-2.55VDC for Water Depth. 0-2.55VDC for Temperature (with 15K ref. resistor - provided)
Dimensions: 25mm diameter. 145mm long.
Weight: 350g.
Casing Material: Marine grade stainless steel (AISI 316), with Delrin nose-cone.
Vented cable: 8.7mm OD, black polyurethane jacket, braided screen.