ARTISAN CONTROLS 4980-2 显示面板, 定时器/计数器
**Series 4980 Repeat Cycle Controller.** The 4980 is a microcontroller based ON-OFF with digital display of timing. The 4980 controls a set of high current output contacts in accordance with a preprogrammed ON-OFF schedule which continues for as long as the power is applied. During an ON cycle the output relay is energized and the display will countdown to zero at which time the output relay de-energizes and the OFF period begins. The time base can be programmed to the following ranges — 00:01 to 99:59 Min./0001 to 9999 Sec./00:01 to 99:59 Hr.
* Bright 0.50 High LED Displays
* Adjustable Time Base
* 20 Ampere Output
* Micro Computer Controlled
* Sealed Tactile Front Panel
* Audible Alarm: End of Cycle
* Voltages: 12 VDC, 115 VAC and 230 VAC
* Front Panel Size: 2.875 Square
* Mounting: 25⁄8 Square Opening