Simpson H335434100The Simpson Hawk Digital Panel Meter features a 7 segment bright red LED display with five brightness display levels and 0.56? (14.2 mm) digits. The Hawk 345 (H345) is a 4½-digit model with an easy to understand programming menu. The Hawk 335 (H335) is a 3½-digit model. Both meters come in a 1/8-DIN shallow depth case and have NEMA 4X front panels for increased protection. The Hawk series can be ordered with a variety of inputs, including AC Current, AC Voltage, DC Current, DC Voltage and Process. Add excitation and relay outputs for more flexibility and control. Includes new temperature measurement models (H340) - All Parameters Set from Front Panel -7 Segment 4½ or 3½ Digit Bright Red Display - Screw Terminals for Easy Installation - 1/8 DIN Shallow Depth Case - Peak/Valley and Password Lockout - Optional Plug-In Output and Excitation Cards -Optional Plug-In Cards for One, Two or Four 5 Amp Relays.