Emerson 48330 Operating SCU, Operation Panel, Functions of LED indicators, Functions of SCU keys

34 Chapter 5 Operating SCU

Chapter 5 Operating SCU

5.1Operation Panel

SCU has a LCD with backlight, keys, LEDs and a latch, as shown in Figure 5-1:

		运行指示灯
		Run indicator
		A告larm警指示indicator灯
		Critical alarm indicator
		紧急告警指示灯
		LCD
		液晶显示屏
ESC	ENT	功能操作键
		Functional keys
	M500D

Figure 5-1 SCU Front Panel

Functions of LED indicators are illustrated in Table 5-1

Table 5-1 Functions of LED indicators

Indicator	Normal state	Fault state	Fault cause
RUN (Green)	On	Off	No operation power supply
Alarm (Yellow)	Off	On	There are observation alarms
Critical alarm (Red)	Off	On	There are major or critical alarms

SCU controller uses a 128×64 dot-matrix LCD unit. It has 6 functional keys. Its interface is easy-to-use and supports multi-language display. The panel of the controller is easy-to-remove. The functions of these 6 keys are shown in Table 5-2:

		Table 5-2 Functions of SCU keys
	Key	Function
ESC		Return to the upper level menu.	Pressing ESC and ENT simultaneously
		Enter the main menu or confirm the menu
ENT			can reset the monitoring module
		operation
“	” and	Shift among parallel menus or parameters.	To change a character string whose
“	”
			digits needs setting separately, use
“	” and	Change values at a value setting interface.	“ “ and “	“ to move the curso left or
“	”	At the first page of system information, use	right, or “	” and “ ” to set each digit.
		these two keys to change LCD contrast.

ACTURA Flex 48330 Power System User Manual