The Instrument Can Be Used During Construction, And Can Also Be Used As Long-Term Safety Monitoring Of Projects, In Line With The Technical Specifications For Earth Dam Safety Monitoring.
HGL-SR Water Level Meters Are Portable Instruments Used Toaccurately Measure Water Levels In Wells And Bore Holes. The Meter Detects Water Levels With A (15mm/25mm) O.D Stainless Steel Weighted Probe Attached To A Pollyethylene Tape Marked To mm.
Item | 30 | 50 | 100 | 150 | 200 | 300 | 500 |
Measuring Depth (m) | 0-30 | 0-50 | 0-100 | 0-150 | 0-200 | 0-300 | 0-500 |
Min. Reading (mm) | 1.0 | ||||||
Repetitive Reading (mm) | ±2.0 | ||||||
Operating Voltage (V) | DC=9V Battery |




01. | Choice Of Highly Accurate Polyethylene Coated Steel Tape Marked In Engineering Or Metric Increments. |
02. | Field Serviceable (15mm/25mm) Probe With Stainless Steel Conductors For Durability. |
03. | Adjustable Sensitivity To Prevent False Triggering. |
04. | Audible And Visible Alarms Activated When The Probemakes Contact With Water. |
05. | Easilly Replaced 9 Volt Battery. |
06. | MDPE Or ETFE Coated Steel Tape Available Upon Request. |
07. | Optional Tape Weight To Help Sink Probe Into A Deep Or Crooked Well. |

Allow Easy Access Through Tight Space And Into Slim-line Well.
Much More Accurate And Easy To Understand Reading.


In case of cascading water in a well, users can adjust the sensitivity of HGL-SR Steel Ruler Water Level Meter to ensure accurate readings when reaching the actual water level.
Shell Colour | Blue & Yellow |
Shell Material | ABS Plastic & Iron Metal |
Measuring Depth(m) | 30m, 50m, 100m, 150m, 200m, 300m, 400m, 500m |
Battery Power | 9V Lithium Battery |
Working Temperature | -20ºC~+60ºC |
Response Time | ≤1ms |
Measurement Error | ≤±0.5mm |
Measurement Signal | LED Buzzer |
Construction of cable | Conductor: Multi-strand tinning copper wires twisted Core wire: Special PP mixed insulation Ecderon: Special PUR or PE mixed |
Accuracy | Ruler Tape mm |
Material | Metal Frame Or Plastic Tape Polyethylene Coated Stainless Probe Stainless Steel |
Power | 9 Volt Alkaline Battery |
Alarm | 5 Khz Output Tone |
Storage Temperature | 32°-140F(0°-60°C) |
Operating Temperature: | -40°-150F(-10°-60° C) |
Response Time | 10 Milliseconds |





