The ES-942/944 is a stand-alone clock for applications not requiring GPS or temperature controlled stability. The ES-942/944 uses the AC line-frequency as a time reference or optionally a quartz crystal timebase may be specified. Fast and Slow and Hold controls are accessible on the top of the case.
4.0" Red LED Display
Viewing Distance 120'
12 hour (ES-942) or 24 hour (ES-944) display
220-240 VAC (110-120 VAC is standard) & UL options available
Product Options:
Amber---Amber LED Displays
Blue---Blue LED Displays
C---Crystal Time Base: A crystal reference is employed for those applications requiring independence from the line frequency. A trimming function is included for greater accuracy (2-3 seconds/week).
ESE---ESE Time Code Output: An ESE Time Code output is provided allowing the unit to drive ESE Time Code Slaves.
Green---Green LED Displays
J---220 VAC/50 Hz Operation: The unit is configured to operate from 220 VAC line voltage. 117 VAC 50/60 Hz is standard.
UL---"UL" Approved Power Supply: The unit is supplied with a UL/CSA approved wall mount power supply.
W---3-Wire Power Cord: Recommended where static charges can occur. Standard on many units, otherwise a 2-wire cord is supplied.