X20 system modules • Counter modules • X20DC1178
X20 system User's Manual 3.10
669
4.11.4 X20DC1178
4.11.4.1 General information
This module is equipped with one input for SSI absolute encoders with 5 V encoder signal. The data signal is
monitored (Data, Data\).
•
1 SSI absolute encoder 5 V
•
Monitoring the data signal
•
2 additional inputs
•
5 VDC, 24 VDC and GND for encoder supply
4.11.4.2 Order data
Model number
Short description
Figure
Counter functions
X20DC1178
X20 digital counter module, 1 SSI absolute encoders, 5 V, 1
MBit/s, 32-bit, encoder monitoring, NetTime module
Required accessories
Bus modules
X20BM11
Bus module, 24 VDC keyed, internal I/O supply continuous
Terminal blocks
X20TB12
X20 terminal block, 12-pin, 24 VDC keyed
Table 227: X20DC1178 - Order data
4.11.4.3 Technical data
Product ID
X20DC1178
Brief description
I/O module
1 SSI absolute encoder 5 V
General information
B&R ID code
0xA708
Status indicators
I/O function per channel, operating state, module status
Diagnostics
Module run/error
Yes, using status LED and software
Power consumption
Bus
0.01 W
Internal I/O
1.1 W
Additional power dissipation caused by the actua-
tors (resistive) [W]
-
Electrical isolation
Channel - Bus
Yes
Channel - Channel
No
Type of signal lines
Shielded cables must be used for all signal lines
Certification
CE
Yes
cULus
Yes
ATEX Zone 2
Yes
KC
Yes
GL
Yes
GOST-R
Yes
Digital inputs
Quantity
2
Nominal voltage
24 VDC
Input voltage
24 VDC (-15% / +20%)
Input current at 24 VDC
Approx. 3.3 mA
Input filter
Hardware
≥2 µs
Software
-
Connection type
3-wire connections
Input circuit
Sink
Input resistance
7.03 kΩ
Table 228: X20DC1178 - Technical data