Siemens Sinumerik 840D Series Function Manual

10.03
5.1 Interface overview
5-178
 Siemens AG, 2003. All rights reserved
SINUMERIK 840D/SIMODRIVE 611 digital, HLA Module (FBHLA) - 10.03 Edition
5.1.1 Measuring system
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 Function
1 PENC0 PENC2 Encoder power supply
2 M (GND) M (GND) Encoder power supply ground
3 AP0 AP2 Incremental signal A
4 AN0 AN2 Inverse incremental signal A
5 BMIDAT0 BMIDAT2 Data signal EnDat or SSI interface
6 BP0 BP2 Incremental signal B
7 BN0 BN2 Inverse incremental signal B
8 XBMIDAT0 XBMIDAT2 Inverse data signal EnDat or SSI interface
9 PSENSE0 PSENSE2 Remote Sense encoder power supply (P)
10 RP0 RP2 Incremental signal R
11 MSENSE0 MSENSE2 Remote Sense encoder power supply (M)
12 RN0 RN2 Inverse incremental signal R
13 M (GND) M (GND) Ground (for internal shields)
14 BMICLK0 BMICLK2 Clock signal EnDat or SSI interface
15 XBMICLK0 XBMICLK2 Inverse clock signal, EnDat interface
Measuring
systems
5 Hardware Drive Functions

Siemens Sinumerik 840D Series Specifications

General

Axes	Up to 31 axes
Power Supply	24 V DC
Control Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
PLC	Integrated PLC (programmable logic controller)
Operating Temperature	0°C to 45°C
Relative Humidity	Up to 95% (non-condensing)
Max. Number of Channels	Up to 10 channels