| Item Description | Operating hours impulse counter. 1 CO contact potential free 10A/250V AC / digital adjustable operating hours impulse counter with alarm relay and reset. Standby loss 0.05-0.5 watt only. Simply connect the neutral conductor to the terminal (n) and l to 1 (L) for this. This gives an additional standby consumption of only 0.1 watt. Simply connect the neutral conductor to the terminal (n) and l to 1 (L) for this. This gives an additional standby consumption of only 0.1 watt: Press mode briefly to make the last function selected (factory setting BST = operating hours counter) flash in field 1 |