Features

The EMC 1500 is a 5 digit LCD elapsed hour meter with 9mm (0.35") digit height. It features leading zero blanking, trip/total indication and an hourly pulse output. The meter can be panel mounted by drilling a 5.5mm (0.22") hole. Connection to the meter is via a set of wires. This is a popular part, normally stocked in high quantity and suitable for new designs.

Specification		Min.	Typ.	Max.	Unit
Resolution	Range 9999.9		0.1		Hour
	Range 99999		1		Hour
Accuracy *			±2	±6	sec/24hrs
Operating temperature range		0		50	°C
Supply voltage (V+)		5		27	V d.c.
Supply current			1.5		mA
Input low voltage (Vil)**		0		0.5	V d.c.
Input high voltage (Vih)***		2		V+	V d.c.

* Based upon constant running. There is potential for ±2 seconds error each time the module is powered down and then up again. Over time, the accumulated error approximates to zero
** Applies to the inputs: Range, V-Sense, Reset and Trip/Total
*** Applies to V-Sense input only