| 摘要 |
PCT No. PCT/GB92/01544 Sec. 371 Date Apr. 20, 1993 Sec. 102(e) Date Apr. 20, 1993 PCT Filed Aug. 21, 1992 PCT Pub. No. WO93/04445 PCT Pub. Date Mar. 4, 1993.A meter reading arrangement has an optical fiber transmission path made up of a pair of optical fibers connecting between a meter to be read and a meter interface unit. Light is transmitted over one of the fibers to an indicator on the meter and reflected light is transmitted by the second fiber to a transducer in the interface unit. |
