ANALOG CONTROL 
131 
PSUSwitch
Analog 
connector
20
19
Output 
Terminal
2 core shielded 
wire or twisted 
pair
 
  Pin19 → Switch 
  Pin20 → Switch 
  Wire shield → negative (-) output terminal 
1.  Connect the external switch according to the 
connection diagrams above. 
2.  Set F-94 (External output logic) in 
the power on configuration 
settings to 0 (High = On) or 1 (Low 
= On) and set F-98 (External output 
control function) to 1(On).  
  Be sure to cycle the power after setting the 
power on configuration settings. 
3.  Press the Function key and confirm 
the new configuration settings  
(F-94 = 0 or 1 and F-98=1). 
4.  The switch is now ready to set the output on or 
off.