SERIES 389 | Sheet Metal Micrometers | MITUTOYO
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SKU
1MIT-PMU-MX-389
• The U-shaped micrometer is ideal for measuring the thickness of sheet metal at a considerable distance from the edge.
• IP65 water / dust protection (except for 389-514 and 389-714).
• Measuring faces: Carbide tipped
• Profile of measuring faces: Flat-Flat, Spherical-Flat and Spherical-Spherical.
• Equipped with Ratchet Stop for constant measuring force.
* Models with a 300 mm (12 in) throat are equipped with a stand for convenience of measurement in the horizontal orientation as standard.
SPECIFICATIONS
Metric
| Order No. | Range (mm) |
Resolution (mm) |
Maximum permissible error JMPE (µm) |
Flatness (µm) |
Parallelism (µm) |
Throat depth (mm) |
Measuring surfaces |
| 389-251-30 | 0 - 25 | 0.001 | ±4 | 0.6 | 3 | 150 | F-F |
| 389-261-30 | S-F | ||||||
| 389-271-30 | S-S | ||||||
| 389-514 | ±5 | 1 | 300* | F-F | |||
| 389-252-30 | 25 - 50 | ±4 | 0.6 | 150 | F-F | ||
| 389-262-30 | S-F | ||||||
| 389-272-30 | S-S |
Inch / Metric
| Order No. | Range (in) |
Resolution | Maximum permissible error JMPE (in) |
Flatness (in) |
Parallelism (in) |
Throat depth (in) |
Measuring surfaces |
| 389-351-30 | 0 - 1 | 0.00005 in/ 0.001 mm |
±0.0002 | 0.000024 | 0.00012 | 6 | F-F |
| 389-361-30 | S-F | ||||||
| 389-371-30 | S-S | ||||||
| 389-714 | ±0.00025 | 0.00004 | 12* | F-F | |||
| 389-352-30 | 1 - 1 | ±0.0002 | 0.000024 | 6 | F-F | ||
| 389-362-30 | S-F | ||||||
| 389-372-30 | S-S |
• Power source for 389-2XX, 3XX: SR44 battery (1 pc.), 938882 included as standard (for operational checks)
• Power source for 389-514, 714: SR44 battery (2 pcs.), 938882 included as standard (for operational checks)
• Battery life: Approx. 2.4 years under normal use (for 389-2XX, 3XX), Approx. 1.8 years under normal use (for 389-514, 714)
• Position detection method: Electromagnetic rotary sensor
• Standard accessories: Setting standard, 1 pc. (except for measuring range 0 to 25 mm (0 to 1 in) models)
Spanner (301336), 1 pc. (for 389-2XX, 3XX)
Spanner (200154), 1 pc. (for 389-514, 714)
* Models with a 300 mm (12 in) throat are equipped with a stand for convenience of measurement in the horizontal orientation as
standard.
Note 1: For functional details of 389-251-30/389-252-30/389-351-30/389-352-30.
Note 2: For functional details of 389-514/389-714.
Note 3: In spherical-flat anvil type micrometers, the measuring face on the anvil side is spherical.
| แบรนด์สินค้า | MITUTOYO |
|---|---|
| Digital/Analog | Digital |
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