Geotech ET & ETL Portable Water Level Meters

Overview

The Geotech ET and ETL Portable Water Level Meters are designed to provide reliable and accurate measurements of groundwater levels. Water level readings are taken at the top of the casing with accuracy to within 1/100 of a foot (3mm).

For more information on the Geotech ET & ETL Portable Water Level Meters, contact your local Air-Met office.

Features

ET has an extremely durable polypropylene storage reel with rugged solid aluminium frame
ETL is on a lightweight steel and aluminium storage reel for easy transportation and durability in the field
Highly accurate Polyethylene coated steel tape marked in engineering or metric increments
Field serviceable 5/8" (1.59cm) probe with stainless steel conductors for durability
An optional 3/8" (1cm) non-field replaceable probe is available
Adjustable sensitivity to prevent false triggering
Audible and visible alarms activated when the probe makes contact with water
Easily replaced 9 volt battery
Water resistant padded carrying case to protect instrument (optional)
Built in reel hanger on ET models and included tape guide for longer tape life.
MDPE and Tefzel® coated steel tape available upon request
Optional tape weight to help sink the probe into a deeper or crooked well

Specifications

Size
ET Reel	13" H x 11" W x 7" D (33cm H x 28cm W x 18cm D)
ETL 500' Reel	14.5" H x 9" W x 11.5" D (37cm H x 23cm W x 29cm D)
ETL 750⁄1000' Reel	15.75" H x 13" W x 11.5" D (40cm H x 33cm W x 29cm D)
Probe	5/8" O.D. x 61/8" L (1.59cm O.D. x 15.56cm L) 3/8" O.D. x 6½" L (optional) (1cm O.D. x 16.5cm L)

Length & Weight
ET	100' (30 m) = 9 lbs. (4 kg) 200' (60 m) = 11 lbs. (5 kg) 300' (100 m) = 14 lbs. (6.3 kg)
ETL	500' (150 m) = 20 lbs. (9 kg) 750' (225 m) = 24 lbs. (10.9 kg) 1000' (300 m) = 28 lbs. (12.7 kg)