Digital Current Transmitter JD1134-BS4I-S 4-phase Digital Current Transmitter Digital Current Transmitter JD1134-BS4I- ... ,Uca,F,∑P, Pa,Pb,Pc, ∑Q, Qa,Qb,Qc,∑S, Sa,Sb,Sc,∑PF, PFa,PFb,PFc, 4 quadrant energies ... ~ 20mA programmableLoad capacity: ≤500ΩCommunicationRS485 (Modbus-RTU protocol)Pulse2 pulse outputs (open-collector),Pulse constant: 10000, 40000, 160000 imp/kWhPrecision0.5 (F ...