Setup
Connection Specifications
maxon motor control
EPOS4 Positioning Controller
Document ID: rel8399
3-59
EPOS4 Module/Compact 50/8 Hardware Reference
Edition: November 2018
© 2018 maxon motor. Subject to change without prior notice.
3.4.6.2
SSI Absolute Encoder
Table 3-54
SSI absolute encoder – Pin assignment
Figure 3-37
SSI absolute encoder data input
Continued on next page.
Module
Header
Pin
Compact/CB
Connector
Pin
Signal
Description
B11
X6 | 5
Clock
Clock (SSI)
B12
X6 | 6
Clock\
Clock (SSI) complement
B13
X6 | 7
Data
Data (SSI)
B14
X6 | 8
Data\
Data (SSI) complement
B15
X6 | 10
V
Aux
Auxiliary output voltage (+5 VDC; I
L
≤
150 mA)
B16
X6 | 9
GND
Ground
SSI absolute encoder
Auxiliary output voltage (V
Aux
)
+5 VDC
Max. auxiliary supply current
150 mA
Min. differential input voltage
±200 mV
Min. differential output voltage
±1.8 V @ external load R=54 Ω
Max. output current
40 mA
Line receiver (internal)
EIA RS422 standard
Encoder input/output frequency
0.4… 2 MHz