User Instructions
www.pulsar.pl   EN54C    RED POWER plus 
8 
  APS  – battery failure 
  ALARM  – collective failure 
  AUX1   – AUX1 output voltage (at the AUX1 connector) 
  AUX2   – AUX2 output voltage (at the AUX2 connector) 
PANEL LED – connector to the external LED indicators 
Battery temperature sensor 
Battery connectors; positive: +BAT = red, negative: - BAT = black 
Fig. 2. The view of the power supply module based on the EN54C-2A7. 










