直流電阻箱產(chǎn)地:上海直流電阻器是電阻值可變的電阻量具。電阻器中使用的開關(guān)是密封的，不需要清洗、接觸壓力小、壽命長(zhǎng)、變壓小。1.廣泛適合于工廠、學(xué)校和科研單位作測(cè)量和其他實(shí)驗(yàn)之用。2.供直流電路中作精密調(diào)節(jié)電阻和作已知電阻值之用。3.可供整機(jī)校驗(yàn)攜帶式直流單臂電橋及電阻溫度計(jì)等。型號(hào)-----------參數(shù)---------------ZX90:10m -111.10 ,0.1級(jí)ZX92:10m -1.111101k ,0.1級(jí)ZX95:10m -11.11110k ,0.1級(jí)ZX98:10m -111.11110k ,0.1級(jí)ZX93:0.1 -11.1110k ,0.1級(jí)ZX21:0.1 -99.9999k ,0.1級(jí)ZX21A:0.1 -111.1110k ,0.1級(jí)ZX96:0.1 -111.1110k ,0.1級(jí)ZX99:0.1 -1.1111110M ,0.1級(jí)ZX91: 1 -11.110k ,0.1級(jí)ZX94: 1 -111.110k ,0.1級(jí)ZX97: 1 -1.111110M ,0.1級(jí)ZX74: 1m -1.111210k ,0.01級(jí)ZX75:10m -11.11111k ,0.01級(jí)ZX25A:10m -11.11111k ,0.02級(jí)ZX54:10m -111.11111k ,0.01級(jí)ZX78:10m -111.1100k ,0.005級(jí)ZX76:0.1 -111.1110k ,0.01級(jí)ZX77: 1 -1.111110M ,0.05級(jí)ZX83: 10 -11.11110M ,0.05級(jí)