Hardware configuration.
CNC 8070
CENTRAL
UNIT + MONITO
R (ETX PLATFORM).
5.
Tech
nical
/el
ectri
cal characteri
stics of
the in
puts
a
nd outpu
ts.
·77·
(R
EF
: 1911)
5.9.4
Feedback inputs.
The central unit has 2 feedback inputs, valid for TTL and differential TTL signals.
Work levels for TTL signal.
Work levels for differential TTL signal.
Characteristic.
Value.
+5 V power consumption.
250 mA for each input.
Characteristic.
Value.
Maximum frequency:
100 kHz.
Phase difference:
90º ± 20º.
High threshold (logic level "1") VIH:
2,2 V < VIH < 5 V.
Low threshold (logic level "0") VIL:
-1 V < VIL < 0,6 V.
Maximum voltage:
-1 V ÷ 7 V
Hysteresis:
1.2 V.
Characteristic.
Value.
Maximum frequency:
1000 kHz.
Phase difference:
90º ± 20º.
Maximum voltage in common mode:
-1 V ÷ 7 V
Maximum voltage in differential mode:
± 6 V.
Hysteresis:
0.2 V.
Maximum differential input current:
50 mA.
A
B
Io
A
B
Io
A
B
Io
Summary of Contents for CNC 8070
Page 1: ...Ref 1911 8070 CNC Hardware configuration...
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Page 28: ...Hardware configuration CNC 8070 1 PREVIOUS INFORMATION 28 REF 1911...
Page 94: ...Hardware configuration CNC 8070 6 CENTRAL UNIT MONITOR Q7 A PLATFORM 94 REF 1911 C70 15AT...
Page 273: ...Hardware configuration CNC 8070 273 User notes REF 1911...
Page 274: ...Hardware configuration CNC 8070 274 User notes REF 1911...
Page 275: ...Hardware configuration CNC 8070 275 User notes REF 1911...
