User Manual
    ASR-2000 Series User Manual 
180 
FAQ 
• 
The accuracy does not match the specification. 
• 
How frequently should the power source be calibrated? 
• 
Is it proper to combine 2 or 3 units to reach 1P3W or 3P4W output? 
The accuracy does not match the specification. 
Make sure the device is powered On for at least 30 minutes, within 
+18°C~+28°C. This is necessary to stabilize the unit to match the 
specification. 
How frequently should the power source be calibrated? 
The ASR-2000 should be calibrated by an authorized service center 
at least every 2 years. 
For details regarding calibration, contact your local dealer or 
GWInstek. 
 Is it proper to combine 2 or 3 units to reach the 1P3W or 
3P4W output? 
Not available. ASR-2000 doesn’t support 1P3W or 3P4W output 
function. Only support 1P2W output type.  
For more information, contact your local dealer or GWInstek at 
www.gwinstek.com / marketing@goodwill.com.tw. 










