Measuring System - Siemens Sinumerik 840D Series Function Manual

5 Hardware Drive Functions
5.1 Interface overview
5.1.1

Measuring system

Measuring
systems
5-178
One position encoder for each axis can be evaluated on the module.
S
X101: Axis 1
S
X102: Axis 2
The measuring system must always be plugged into the connector of the asso-
ciated axis.
See Section 7.1 for further details.
Table 5-1 Connectors X101, X102; 15-pole male sub D connector (two-tier) in
each case
Pin X101 X102
1 PENC0 PENC2
2 M (GND) M (GND)
3 AP0 AP2
4 AN0 AN2
5 BMIDAT0 BMIDAT2
6 BP0 BP2
7 BN0 BN2
8 XBMIDAT0 XBMIDAT2
9 PSENSE0 PSENSE2
10 RP0 RP2
11 MSENSE0 MSENSE2
12 RN0 RN2
13 M (GND) M (GND)
14 BMICLK0 BMICLK2
15 XBMICLK0 XBMICLK2
SINUMERIK 840D/SIMODRIVE 611 digital, HLA Module (FBHLA) - 10.03 Edition
Function
Encoder power supply
Encoder power supply ground
Incremental signal A
Inverse incremental signal A
Data signal EnDat or SSI interface
Incremental signal B
Inverse incremental signal B
Inverse data signal EnDat or SSI interface
Remote Sense encoder power supply (P)
Incremental signal R
Remote Sense encoder power supply (M)
Inverse incremental signal R
Ground (for internal shields)
Clock signal EnDat or SSI interface
Inverse clock signal, EnDat interface
 Siemens AG, 2003. All rights reserved
10.03