Siemens PPU 26x.3 series Manual page 22

System description
2.2 PPU versions
Rear of the PPU
① ②
③ ④
⑤
⑥
⑦
⑧
⑨
⑩
⑪
⑫
⑬
Figure 2-1
22
X122, X132 Digital inputs/outputs, drive
X242, X252 Digital inputs/outputs for NC; control of the analog spindle (X252)
X143 Handwheels
M, T2, T1, T0 Measuring sockets
X1 Power supply
X135 USB interface: For service purposes only
X130 Ethernet LAN
PN 1, PN 2 PLC I/O Interface
SYNC, FAULT Status LED
X100, X101, X102 DRIVE-CLiQ interfaces
X140 Serial interface RS232
Interfaces at the rear of the PPU
PPU and components
Manual, 10/2015, 6FC5397-2DP40-5BA3