MICROMAR 40 EWR-R DIGITAL MICROMETER

Name: MICROMAR 40 EWR-R DIGITAL MICROMETER
Brand: Mahr
SKU: 4151820

Code:

Measuring surfaces: spherical anvil, planar spindle High contrast analog display Stainless spindle is hardened throughout and ground Rapid drive Lacquered steel frame, heat insulated USB Digimatic Opto RS232C Battery life approx. 2 years IP 65 instruction manual battery setting standard (measuring range of 25-50 mm) case 8.5 mm Technical

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MICROMAR 40 EWR-R DIGITAL MICROMETER

The Mahr Micromar 40 EWR-R is a precision digital micrometer designed for accurate dimensional measurement. It features a high-contrast analog display, a hardened and ground stainless steel spindle, and a lacquered steel frame with heat insulation. The instrument is rated IP65 for protection against dust and water ingress.

Key Features & Capabilities

Measuring Surfaces: Spherical anvil and planar spindle.
Data Connectivity: Integrated USB, Digimatic, and Opto RS232C interfaces.
Operational Functions:
RESET (set display to zero)
ABS (set to zero without losing reference to ORIGIN)
mm/inch conversion
ORIGIN (numerical value entry)
LOCK function (key lock)
TOL (tolerance and warning limits)
DATA (data transmission)
HOLD (storage of measured values)
Construction: Rapid drive mechanism, hardened and ground stainless steel spindle, and heat-insulated lacquered steel frame.
Power: Battery life of approximately 2 years.
Included Accessories: Instruction manual, battery, case, and setting standard (included with 25–50 mm model).

Technical Specifications

Parameter	Specification
Order No. 4151820	0 – 25 mm (0 – 1")
Order No. 4151821	25 – 50 mm (1 – 2")
Resolution	0.001 mm / .00005"
Spindle Diameter	6.5 mm
Spindle Thread Pitch	0.635 mm
Measuring Force	5 – 10 N
IP Rating	IP65