RS Pro digital ammeters designed for use in industrial applications which require precise and onsite adjustment of the display range. The ammeters measure important electrical parameters in 3 phase 4-wire, 3 phase three wire and single phase network. RS Pro meters can be used in industrial automation and for laboratory uses.4-digits ultra-bright LED display (up to 9999). Fast and easy installation (clip-in mounting for 96 x 96 model only). True RMS measurement. On-site programmable CT\/PT ratios. User selectable CT secondary 1A\/5A. User selectable PT secondary from 100 VLL to 500 VLL. User selectable 3 ph 3 wire\/ 3 ph 4 wire\/ single phase network. Wide auxiliary power supply which can accept any input between 40 V-300 V ac\/dc. Storage of MIN\/MAX valuesCurrent Type = ACCutout Height = 43.5mmCutout Width = 92mmDisplay Type = LEDNumber of Digits = 4Analogue Effect = Digits OnlyDepth = 68mmMeter Accuracy = ±0.5% + 1 DigitMinimum Temperature = 0°CMaximum Temperature = +50°C