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Ti interface output specifications
Analogue signals
1
Incremental
2 channels V
and V
differential sinusoids in quadrature centred on ~1.65 V. (90° phase shifted)
1
2
20 µm
(V
+) − (V
−)
1
1
0°
(V
+) − (V
−)
2
2
Reference
45°
(V
+) − (V
−)
0
0
360° (nominal)
The reference output is bi-directionally repeatable.
The differential pulse V
is centred on 45°.
0
1
Only the analogue sine and cosine outputs are functionally safe.
2
The set-up signal as shown is not present during the calibration routine.
56
TONiC™ FS RESM20 Functional Safety installation guide and safety manual
0.7 to 1.35 Vpp with green
LED indication (readhead)
and 120R termination.
0.8 to 1.2 Vpp
2
Set-up
3.3 (nom)
Voltage at V
X
0
0
50%
Signal level
Between 50% and 70% the signal level V
X
Time spent at 3.3 V increases with incremental signal level.
At > 70% the signal level V
is nominal 3.3 V.
X
70%
is a duty cycle.
Original instructions
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