Sierra Monitor Corporation IZS31 - Manual (Page 15)

14
8. LED display
„ POWER LED ・・・ The power supply input and the connection of the sensors are displayed.
LED name Functions
MAIN Lights up when the power supply is applied. (Green)
(Flashes when wrong power supply is applied.） POWER
SNSR Lights up when the feed back sensor is connected.(Green)
„ ION LED ・・・ The charged condition of the work is displayed.
LED name Functions
＋ The charged potential of the work is positive.（Orange）
OK The charged potential of the work is low.（Green）
ION
－ The charge potential of the work is negative.（Blue）
・The charged condition of the work can be identified with the LED display.
„ ALARM LED ・・・ Failure of the ionizer is displayed.
LED name Functions
HV Lights up when overcurrent is applied to the electrode
needle.（Red）
SNSR Lights up when the feed back sensor doesn’t work properly.
（Red）
ALARM
NDL
CHECK Lights up when dirt on the electrode needle is detected.
（Red）
（Flashes when the dirt is being detected. ）
Charged polarity of work
ＬＥＤ
+ OK -
Charged potential of the work
Plus
■□□
More than +400Ｖ ■ light on
■ □□ +100Ｖ to +400V ■ flash with 4 Hz
■ ■□ +30Ｖ to +100V □ light out
static charge elimination
□■□
＋30Ｖ to -30V
□■ ■ -30 to -100V
□□ ■ -100 to -400V
Minus
□□■ More than -400V