ETAS ES415.1 - Sensor Inputs

ES415.1 - User’s Guide 79
ETAS Technical Data
Characteristics
7.8.4 Sensor Inputs
Features
Parameter Min Max Unit
Accuracy of the sensor supply voltage with-
out load
-±10mV
Accuracy of the sensor supply voltage with
3k load
-±5mV
Resistance of analog outputs including
CBAV411.1-2 cable
-1.6Ohm
Ripple voltage V
pp
(measurement limited to
80 MHz)
-20mV
Max. voltage drift (temperature) -1 +1.2 mV/K
Output current - 30 mA
Input channels 4, with separate sensor power supply
A/D converter One A/D converter per channel, 16-bit
resolution
Hardware input filter Low-pass 4th order, Butterworth,
cutoff frequency 50 kHz
Input voltage ranges -100 mV to +100 mV
-1 V to +1 V
-10 V to +10 V
-60 V to +60 V
Maximum input voltage Input-to-input:
60 V DC / 30 V AC
Input-to-ground of voltage supply or
housing:
60 V DC / 30 V AC