ISA 8171/201 Chronograph Movement Technical Specifications
Technical data sheet for the ISA 8171/201 electronic quartz chronograph movement. Features electronic chronograph quartz mechanism with patented dual rotor motor, two 30-minute counters, and date display. Specifications include current consumption of 1.35–12.0 µA, accuracy of ±0.5 s/day, operating temperature range of 0–50°C, and magnetic field resistance of 1500 A/m. Central chronograph hand operates with 5 steps per second and automatic stop after 2 hours of continuous timing. Dimensions: 11 ½''' (25.60 mm) diameter, height 3.70 mm. SR 927 SW battery (1.55 V, 55 mAh). RoHS compliant. Document dated February 2008.
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Document Details
- Format
- Pages
- 6
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- 326.3 KB
- Category
- Watchmaking