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Functions
* control panel, enabling programming and the monitoring of device operation
* T input for DC signal and AC signal 50 Hz
* counting time upwards without threshold value
* 'downward' counting mode to the selected value with zero value signaling (e.g. 9999 →0)
* counting working time with high state (constant voltage) at the T input
* counting working time between two pulses given at the T input
* counting time upwards to the selected threshold value
* external RESET input
* relay output signaling the preset meter state (contact1C/O 8A )
* relay action selection: pulse with set time length; ON→ OFF or OFF→ ON state change
* local and total meter state memory after supply failure
* limiting access to program menu using PIN code
* setting display illumination mode
* program menu in three languages: Polish, English or Russian