Mahr - Product Catalog Page 81
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Micromar 40 EWR-L Digital Micrometer FUNCTIONS TECHNICAL DATA Order no. Product type mm inch 4157020 40 EWR-L 0 – 25 0 – 1” 4157021 40 EWR-L 25 – 50 1 – 2” 4157022 40 EWR-L 50 – 75 2 – 3” 4157023 40 EWR-L 75 – 100 3 – 4” Order no. Measuring range a b c mm mm mm 4157020 24 9.5 32 4157021 36 11 57 4157022 45 13 82 4157023 57 13 107 Resolu- Error limit Parallel- Flatness Spindle Measur- Standard tion ism devia- deviation thread ing force tion pitch mm/inch µm µm µm mm N 0.001 / .00005” 0.001 / .00005” 0.001 / .00005” 0.001 / .00005” 2 2 0.6 5 5 – 10 2 2 0.6 5 5 – 10 3 3 0.6 5 5 – 10 3 3 0.6 5 5 – 10 108 c b ø25 3 Factory standard Factory standard Factory standard Factory standard ø6,5 • High contrast analog display • Stainless spindle is hardened throughout and ground • Spindle and anvil are carbide-tipped • QUICK DRIVE • Sliding spindle • Ratchet is integrated in the thimble • Lacquered steel frame, heat insulated • Software MarCom Professional free download: www.mahr.com/ marcom (only for Mahr data cables and wireless systems with USB and RS232 interface) • Digit height: 10 mm • Data interface: MarConnect (bidirectional), USB, Digimatic • Energy supply: Battery life approx. 2 years • IP protection category: IP 65 • Package contains: battery, instruction manual, setting standard (measuring range of 25– 50 mm), case • Avoiding workpiece damage: The non-rotating spindle has a touching contact, which prevents scratch marks on sensitive and finely machined surfaces • Ideal for measuring thin metal foils without twisting and bending them • Thread flank measurement by using thread wires: Both wire holders always remain in the engaged position with the non-rotating spindle 4 FEATURES Application: a • RESET (set display to zero) • ABS (display can be set to zero without losing reference to ORIGIN) • mm/inch • ORIGIN (for entering a numerical value) • LOCK function (key lock) • TOL (tolerance and warning limits) • HOLD (storage of measured values) • DATA (data transmission via connection cable) • Bi-directional data interface (external input option of characteristic values and setting of individual lock functions by software MarCom) 10 ACCESSORIES Order no. Product name Product type 4102520 Battery 3 V, CR 2032 4102603 Data cable USB bi-directional (2 m) DK-U1 4102606 Digimatic data cable (2 m) DK-D1 4158000 Stand, for holding outside micrometers 41 H 41 H Micromar | Micrometers 77
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