4-Digit Indicator with 4 or optional 8 inputs for mA- and V-standard signals. The input signals can, for example, be summed for display and limit values can be monitored via 4 or 8 relays. The available analogue output enables simple output and transmission of the measured values. The unit has highly visible 14 mm high LED digits and is suitable for panel mounting. It is optionally available in a table-top housing. Minimum and maximum values are stored. Programming is done via the front keys. Various units can be displayed. The device is optionally available in a desktop housing.