Paheerathan Sabaratnam

ucj mnt ssp plc bst cctv plc ladder simulator ladder pneumatics ancillary service jaffna plc memory & addressing pressure control flow control valves dcv biometrics finger print access control system simulator lad logic actuator single acting double acting cylinder down counter up counter counter timers on delay timer off delay timer mechatronics aux out aux in trrs trs trends xlr rca aux pneumatic pa system univotech camera