HQ-006 Quarter-turn Electric Actuator
Installation Operation& Maintenance Manual
Doc No. : HumA-HQ006-21 Rev1
Page 14 / 22
Valve Automation Leader, HKC
Turn up No. 4 switch (I/S input set) of the dip switch.
Both Red and Green LED will be flickering quickly.
About 1.5 seconds later, only the Green LED will be flickering.
Input 5mA to command signal on the input terminal and then press the ZERO (black) button
to unlock.
If the setting is successfully done, Yellow LED will flicker once and Green LED will be ON
(setting completed). Then, Red LED will be flickering for input setting.
Input 19mA to command signal on the input terminal and then press the SPAN (white) button
to unlock.
If the setting is successfully done, Yellow LED will flicker once and Red LED will be ON (setting
completed).
Wait until only the Green LED flickers after both Red and Green LED flicker for about 1.5
second.
Turn down No. 4 of the dip switch (I/S input set) to finish the setting.
※
If No. 4 switch of the dip switch is turned down during setting, the setting will be cancelled.
※
If there is no input for 2 minutes, the setting process will also be cancelled.
4.6.12.
Adjust output (feedback) signal
Dip Switch
PCU model
Power source
SW7
PCU-EB-V1.5D
for AC
SW2
PCU-DC-V2.1C
for DC
①
Adjust Zero (4mA) and Span (20mA) value of the output signal.
②
Each time the zero button (Black) is pressed, the output signal will be decreased.
③
Each time the span button (White) is pressed, the output signal will be increased.
※
Example: Set 4 mA dc as Zero and 20 mA dc as Span signal.
Turn up No. 4 switch of the dip switch.
Wait until only the Green LED flickers after both Red and Green LED flicker for about 1.5
second.
Adjust output signal value to 4 mA by pushing the Zero or Span button.
After checking the 4 mA output signal, press ASCAN button (Red).
Yellow LED will be ON and OFF.
Confirm the Green LED is ON and Red LED is flickering.
Adjust the output signal value to 20 mA by pushing the Zero or Span button.
After checking the 20 mA output signal, press ASCAN button (Red).
Yellow LED will be ON and OFF.
Confirm the Red LED is ON.
Wait until only the Green LED flickers after both Red and Green LED flicker for about 1.5
second.
Turn down No. 4 switch of the dip switch.
※
If No. 4 switch of the dip switch is turned down during the setting process, the setting will be
cancelled.
※
If there is no input for 2 minutes, the setting process will also be cancelled.
4.6.13.
Manual operation mode
①
This function allows the user to manually operate the actuator.