The U-shape Frame Sheet Metal Micrometer manufactured by Mitutoyo is a U-shape frame micrometer used for measuring steel sheets. The product features a Flat-Flat, Spherical-Flat and Spherical-Spherical profile of measuring faces. The micrometer is equipped with a ratchet stop for continuous measuring force and is designed with an IP65 water/dust protection.
Sheet Metal Micrometers SERIES 389, 118
•Measures thickness of sheet metal
•IP65 water/dust protection (senes 389).
•Measunng faces: Carbide
•Profile of measunng faces: Flat-Flat, Spherical-Flat and Spherical-Spherical
•Equipped with Ratchet Stop for constant measuring force.
IP Codes (series 389)
level 6 Dust-proof
No rigress of dust akaved Level 5 Protected aganst water jets
Water projected m jets agarst the enclosure from any drectcn shall have no harmful effects
Technical Data
Flatness: 0.6um/.000024" for models with 150mm/6" throat 1 pmf.00004” for models with 300mm/12" throat Parallelism: 3gm/.00012”
Quantizing error (series 389): excluding ±1 count
Battery for series 389
SR44 (1 pc), 938882, 2pcs:389-514, 389-714 for initial
operational checks (standard accessory)
Battery life: Approx. 2.4 years under normal use (for series 389-2XX, 3XX)
Approx. 1.8 years under normal use (for series 389-514,714)
Length standard: Electromagnetic rotary sensor (for series 389) Standard accessories: Reference bar, 1 pc (except for measuring range 0-25mm (0-1 ’) models) Spanner (200877), 1 pc (for series 118-1XX)
Spanner (301336), 1 pc (for series 389-2XX, 3XX)
Spanner (200154), 1 pc (for senes 118-103/107,389-514/714)