F—732测汞仪系上海华光仪器表仪厂的产品,在使用过程中,常出现的故障多为电源变压器次级150V档线圈断路故障导致仪表无法调零和无指示。一般修理方法是更换或重绕变压器。在买不到成品变压器或重绕有困难时可采用一种简便方法,达到省料省工而又能保证使用的效果。由于该变压器150V次级电压电流小, F-732 mercury analyzer Shanghai Huaguang Instrument Factory products, in the course of the use, often appear more than the power transformer secondary 150V stall coil failure led to the instrument can not be zero and no instructions. The general method of repair is to replace or rewind the transformer. Can not buy a finished transformer or rewinding difficulties can be used when a simple method to save money and labor to ensure the use of the results. Since the transformer 150V secondary voltage and current is small,