2.4.2
Buffer modules
2.4.2.1
SITOP BUF1200
Figure 2-20
Status indicator
LED ② "O.K." lights up green
LED ② "O.K." lights up green
flashing (0.5 Hz)
LED ② "O.K." lights up green
flashing (2 Hz)
2.4.2.2
SITOP PSE201U
Figure 2-21
Status indicator
LED ② lights up green
LED ② off
SITOP expansion modules
Equipment Manual, 09.2022, A5E36605235-2-76
Signaling
6EP4231-7HB00-0AX0 and 6EP4231-7HC00-0AX0
Buffer module fully charged
Buffer module is being charged, buffer mode possible
Buffer module being charged, charge state insufficient for buffer operation or fault
Status indicator
6EP1961-3BA01
Supply voltage > 20.5 V
Supply voltage < 20.5 V
Description, device design, dimension drawing
2.4 Status displays and signaling
33