Dwyer MPM-140 is a dual line configurable panel meter with an operating temperature range of -40 to 149°F and storage temperature range of -40 to 185°F. It has an accuracy of ±0.03% of calibrated span ±1 count and a square root & programmable exponent accuracy range of 10-100% of calibrated span. The meter is compatible with 85-265 VAC or 12/24 VDC power sources and has a power consumption of 200 mA @ 24 VDC for 85-265 VAC models and 100 mA @ 24 VDC for 12/24 VDC models. It features a dual-line 6-digit display with 0.60 in and 0.46 in characters and accepts 0-20 mA, 4-20 mA, 0-5V, or ±10V inputs. The meter has a NEMA 4X enclosure rating, removable screw terminal blocks for electrical connections, and a 4-20 mA output signal. It supports time delay and has switch ratings of 2 or 4 SPDT internal and/or 4 SPST external contacts, allowing for versatile usage scenarios. The meter comes with free USB-based programming software that is built-in and does not require downloading.