Baker mercer india has introducedoffers twin channel electronic comparators with rs 232c output. Salient features: twin channel gauge units with selectable probe combinations of +a -a, +b -b, +a +b, +a -b, -a +b, -a -b; inch and metric measuring ranges; red, green and yellow tolerance lamps for under-size-ok-oversize indication; rs232c data output; externally accessible calibration and zero controls; comprehensive outputs for further processing; compatible with half-bridge and lvdt type inductive measuring probes; sturdy, ergonomic design, suitable for shop floor environment; splash proof and sealed against dust; add-on modules available for further processing; and mains selection of 220/110v ac.