... consumption, power factor, frequency 2.Three phase 1.Features of DW9 three phase digital power meter : - Multi-function coulo-meter. ... Without AV/AA/DA/AA input 96H×96W×100Lmm DW9-RRR Without 3 alarm WithoutAV/AA/DA/AA input ... 1 alarm WithoutAV/AA/DA/AA input 96H×96W×100Lmm DW9-IRR 4~20mA (0~20mA, 0~10V) 2 alarm ... WithoutAV/AA/DA/AA input 96H×96W×100Lmm DW9-IRR4 4~20mA (0~20mA, 0~10V) 2 alarm ...