Lascar DPM 942 Series 3.5 Digit LCD Current Loop Meters – Lascar DPM 942, This 3.5 digit LCD current loop meter is a high accuracy panel mounting unit that gives a zero corrected indication of a 4 to 20mA loop current. The meter features calibration via two 20-turn cermet potentiometers, enabling sensitive adjustment of the meter. The unit is housed in a robust carrier, which can either be bolted in place or panel mounted using the low profile bezel supplied. Lascar DPM 942 3.5 Digit LCD Current Loop Meter