50 tri-colour LEDs/Display/LCD scale Model OMB 451UNI is a programmable panel 3-colour bargraph with an auxiliary numerical display and a programmable LCD scale. It is based on a single-chip with a fast 24-bit A/D convertor with the possibility of configuring 8 different settings, easily accessible in the instruments menu. This device has been designed as a direct replacement of ZEPAKOMP instruments. Datasheet