User Manual – Rev BE    AMETEK Programmable Power 
MX Series  21 
2.1.2  Output 
NOTE:  All specifications are for AC and DC unless otherwise indicated. 
 
Individual Cabinet Models 
Std Controller  AC,  DC 
Pi Controller  AC,  DC,  AC+ DC 
Ra n g es ( L-N) : 
  AC Mo d e  
Standard Models: Lo w:  0  - 150 V /  High: 0 - 300 V 
-333 option:   Lo w:  0  - 166 V /  High: 0 - 333 V  
  DC Mo d e  
Standard Models: Lo w:  0  - 200 V /  High: 0 - 400 V 
-333 option:   Lo w:  0  - 220 V / High: 0 - 440 V  
  AC+DC Mod e  
Standard Models:      Low: 0 - 150 V /  High: 0 - 300 V 
-333 option:   Low: 0 - 166 V /  High: 0 - 333 V 
 
DC Offset:   Low Vrange: 0 - 150 V 
   High Vrange: 0 - 220 V (Series II) / High; 0 – 250 V (Series I). 
  NOTE:  
On MX units with standard controller, only one voltage range is available unless the -R range 
change option is installed. 
Re s olut ion  
  AC Mo d e  
0.1 V 
Re s olut ion  
  DC Mo d e  
0.1 V 
Re s olut ion  
  AC+DC Mo d e  
AC:   0.1 V 
DC Off s e t :  
Series I  0.01 V  < 2.5 V 
  0.1 V  2.5 - 25 V 
  1 V  > 25 V 
Series II  0.01 V 
Accuracy: 
± 0.3 V AC mode 
±  1  V DC m o d e  
Distortion THD
1
: 
(Resistive full load) 
MX units shipped before 2009 
< 1 % @ 16 - 66  Hz 
< 2 % @ 66 - 500 Hz 
< 3 % @ > 500 Hz 
MX units shipped as of 2009 
< 0.5 % @ 16 - 66 Hz 
< 1.00 % @ 66 - 500 Hz 
< 1.50 % @ > 500 Hz 
1 The distortion specification for the MX Series is valid for pure (inductance < 12 uH) resistive load conditions and using a 30 KHz Low Pass filter on 
distortion meter. 
Load Regulation:  0.25 % FS @ DC - 100 Hz