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HUMBOLDT HC-2938 Crack Monitor, Clear, Black/Red, 0 mm Graduation - Crack Monitors
HUMBOLDTCrack Monitors

HUMBOLDT HC-2938 Crack Monitor, Clear, Black/Red, 0 mm Graduation

The HUMBOLDT Concrete Crack Monitor is a crack monitor designed for measuring crack movement in concrete structures. This model, part number HC-2938, features clear construction with black and red graduation marks…

SKU 3G-OTH-170504

Also listed as: HC2938 · HC 2938

Brand
HUMBOLDT
Item
HC-2938 Crack Monitor, Clear, Black/Red, 0 mm Graduation
Part Number
HC-2938
Category
Crack Monitors
Available to Order
Also known as:HC-2938HUMBOLDT
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

HUMBOLDT
Manufacturer Part Number
HC-2938
Type
Clear, Black/Red, HC-2938
Includes
Record Sheet
Graduation Color
Black/Red
Graduation Marks
0 mm

Technical Documents

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HUMBOLDT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HUMBOLDT Concrete Crack Monitor is a crack monitor designed for measuring crack movement in concrete structures. This model, part number HC-2938, features clear construction with black and red graduation marks and includes a record sheet for tracking measurements.

Frequently Asked Questions

What is the HUMBOLDT Concrete Crack Monitor used for?

The HUMBOLDT Concrete Crack Monitor is used to measure crack movement in concrete structures such as buildings, bridges, and pavements. It helps engineers and inspectors track changes in crack width over time to assess structural stability and plan maintenance.

What are the specifications of the HUMBOLDT HC-2938 Crack Monitor?

The HUMBOLDT HC-2938 Crack Monitor is a clear crack monitor with black and red graduation marks at 0 mm intervals. It includes a record sheet for tracking measurements. The manufacturer part number is HC-2938, and it is produced by HUMBOLDT.

Where to buy the HUMBOLDT Concrete Crack Monitor worldwide?

The HUMBOLDT Concrete Crack Monitor HC-2938 is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring you receive the product wherever your project is based.

How to install the HUMBOLDT Concrete Crack Monitor?

To install the HUMBOLDT Concrete Crack Monitor, clean the concrete surface across the crack, apply adhesive to the monitor's base, and press it firmly in place. Align the graduation marks with the crack edges. Allow adhesive to cure per manufacturer instructions before recording initial readings.

Used in

Common applications for HUMBOLDT
Geotechnical field investigation — HUMBOLDT compaction and density gauge (SKU 5DPH7) for in-situ soil density measurement per ASTM D6758.
Concrete quality control laboratory — HUMBOLDT plastic cylinder molds (SKU 787YX5, 12 in x 6 in) for casting compressive strength specimens.
Structural health monitoring — HUMBOLDT crack monitor (SKU 38YZ65) for tracking crack movement in concrete bridges and buildings.
Soil testing laboratory — HUMBOLDT steel cylinder molds (SKU 5DNU5, 6 in x 3 in) for forming soil specimens for density analysis.
Construction materials testing — HUMBOLDT plastic cylinder molds with domed lids (SKU 5DPC5, 6 in height) for mortar or concrete specimen preparation.
High-volume specimen casting — HUMBOLDT plastic cylinder molds (SKU 5DPC6, 4 in x 2 in, pack of 84) for small-scale concrete or soil tests.
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HUMBOLDT Products

3G Electric supplies HUMBOLDT crack monitors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Clear crack monitor with black and red millimeter graduation marks starting at 0 mm. Includes a record sheet for tracking measurements. Used to monitor crack movement in concrete structures such as buildings, bridges, and pavements
HUMBOLDT
Clear crack monitor with black and red millimeter graduation marks starting at 0 mm. Includes a record sheet for tracking measurements. Used to monitor crack movement in concrete structures such as buildings, bridges, and pavements
This crack monitor measures crack movement in concrete structures. It features a clear body with black and red graduation marks in millimeters, starting at 0 mm. A record sheet is included for documenting measurements over time
HUMBOLDT
This crack monitor measures crack movement in concrete structures. It features a clear body with black and red graduation marks in millimeters, starting at 0 mm. A record sheet is included for documenting measurements over time

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