
ETAS
Technical Data
ES930.1
-
User Guide
94
13.9.4
Digital Input Channels ("DI" Connection)
Number of channels
4
Input voltage
0
V to 5
V
Switching thresholds
TTL-compatible,
(high: 2.2
V typ., low: 1.2
V typ.)
Sampling rate
0.5 samples/s to 10 ksamples/s, addi
-
tionally events; configurable per chan
-
nel
Time resolution (clock rate)
15
ns (66.667
MHz)
Counter
32 bit
Pulse width
120
ns to 64.4
s (= [2
32
- 1] * 15
ns);
resolution 15
ns
Frequency range
0.02
Hz to 3
MHz
Glitch filter
Digital software filter;
configurable per channel:
120
ns to 3000
ns or "Off"; resolution
15
ns
Timeout
Configurable per channel:
0.1
s to 64.4
s or "Off"
Input impedance
typ. 1.5
M
|| 50
pF
Maximum input voltage
Input:
±50
V DC
Input-to-ground of voltage supply:
60
V DC
/
30
V AC
Input-to-housing:
60
V DC
/
30
V AC
Electrical isolation
All 4 inputs together as channel group
to supply voltage and to housing
Measuring functions
Event count, active time, inactive time,
status, measurement across several
cycles; parallel per channel; with over
-
flow or timeout control
Events
4 event sources per module can be
configured differently
Events for triggering a synchronous
data acquisition on the ES930.1 mod
-
ule
Events for triggering the model trigger
in the ES910 prototyping module
Содержание ES930.1
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