Standpipe Filter Tip
Standpipe filter tip, part number 51417404, as supplied by Slope Indicator. Filter tip shall be made from hydrophilic polyethylene with 60 micron pores and supplied with adaptors to fit 0.5, 0.75, and 1" riser pipe. Other options
Water Level Indicator
Water level indicator shall be part number 51690012 with 100 feet of cable on an aluminum reel, as supplied by Slope Indicator. Water Level Indicator shall provide a stainless steel probe 9.5mm (3/8") in diameter, laser-marked graduations on polyurethane cable, and a control panel with sensitivity adjustment and test switch. Other options
Vibrating Wire Piezometer
Vibrating wire piezometer part number 52611020, with 3.5 bar (50 psi) range, ± 0.2 percent FS accuracy, and 1.5x overrange capacity, as supplied by Slope Indicator. The piezometer shall be equipped with a 50 micron stainless steel general purpose filter, a temperature sensor, and factory attached cable. Other options
Signal cable shall be part number 50613524 with 22 gauge conductors in two twisted pairs, a mylar shield and drain wire, and a polyurethane jacket, as supplied by Slope Indicator. Signal cable shall be factory attached to the piezometer and of a length that precludes any splices below ground surface. Other options
Portable readout shall be part number 52613500 as supplied by Slope Indicator. Readout shall be compatible with vibrating wire sensors and built-in RTD or Thermistor temperature sensors. Readout shall provide resolution of 0.01% FS and an accuracy of +/- 0.02% of reading for the vibrating wire signal and accuracy of +/- 1 degree C for the temperature signal. Readout shall be capable of recording 8000 readings and operate up to 55 hours using two 1.5v alkaline D-cell batteries. (panel connectors or jumper cable)
Pneumatic piezometer shall be part number 51417800, as supplied by Slope Indicator. The piezometer shall be equipped with a 50 micron filter and factory attached pneumatic tubing with quick connect fitting. Other options
Pneumatic tubing shall be part number 51416900 twin tubing, as supplied by Slope Indicator. A quick-connect fitting, part number 51407302, shall be attached to the tubing.
Pneumatic readout shall be part number 51425602 with digital pressure gauge or part number 51425601 with analog pressure gauge, as supplied by Slope Indicator. Readout shall be supplied with precision flowmeter, filler hose, and twin-tube jumper.
Titanium piezometer shall be part number 56410100 7 bar (100 psi) range with 0.5% linearity and 2x overrange capacity, as supplied by Slope Indicator. The piezometer shall provide pressure readings on a 4-20 mA loop circuit and thermistor on a dc circuit. The piezometer shall be equipped with polyethylene filter and factory attached signal cable.
Signal cable shall be part number 50613524 with four 22 gauge conductors. Signal cable shall be factory attached to the piezometer and of a length that precludes any splices below ground surface.