Length Comparators with Digital Indicator
- Humboldt - H-3250D - H-3248D
ASTM C151, ASTM C157, ASTM C227, ASTM C311, ASTM C341, ASTM C342...
- It measures length changes of hardened cement paste, mortar.
Length comparators measure length changes of hardened cement paste, mortar and concrete prismatic specimens.
Indicators are mounted on a sturdy upright support attached to a solid triangular base. All units Include stationary and movable anvils designed to fit H-3260 gauge studs, which are cast into test specimens and an invar reference bar. Comparators for 10" (254mm) or 16" (406mm) effective length samples with digital indicator with a range of .600" and resolution of .0001".
Measures inches and millimeters includes batteries and AC adapter. Unit can be zeroed at any point on the range and can be switched from inches to mm by pressing a button. Includes stationary and movable anvils designed to fit the H-3260 gauge studs that are cast on test specimens and an invar reference bar. Unit accommodates test specimens up to 4" x 4" (102 x 102mm) cross section.
Standards
ASTM C151, ASTM C157, ASTM C227, ASTM C311, ASTM C341, ASTM C342, ASTM C452, ASTM C490, ASTM C596, AASHTO M210, AASHTO T107, AASHTO T160
Accessoires | ||||
HU3260 | Gauge Studs (pkg of 10) | |||
HU3250.3D | Digital Indicator | |||
HU3250.3D.4F | Digital Indicator | |||
HU3250.8 | Adapter for 5" specimens |
Replacement parts | ||||
HU3249A | Invar Reference Bar | |||
HU3249A.16 | Invar Reference Bar | |||
HU3250.3 | Dial Indicator | |||
HU3250.4 | Anvil with collar (one each) | |||
HU3250.4.4 | Anvil only | |||
HU3250.4.3 | Collar only | |||
HU3250.7 | Elevating Screw, nut collar & anvil assembly | |||
HU3250.8 | Adapter for 5" specimens |
Cat. No. | Description |
H-3250D | 10" Length Comparator with Digital Indicator 120v/60hz |
H-3248D | 16" Length Comparator with Digital Indicator 120v/60hz |
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