BRUEL & KJAER PULSE 3560-C - Page 128

PULSE Multi-analyzer System Type 3560-B/C/D/E – Installation and IDAe Hardware120
Specifications – Charge Input Channels, Dyn-X
(all specifications for transducer capacitance = 1 nF)
Dyn-X
3035 (TNC)
a
Frequency Range 0.1 Hz to 25.6 kHz
A/D Conversion 2 × 24-bit
Data Transfer 24-bit
Input Range 2 ranges: 10 nC
peak
/1 nC
peak
Input Signal Ground Coupling Floating or single-ended (grounded to chassis)
Absolute Maximum Input ±300 nC
peak
without damage
High-pass Filters
b
(see Fig.11.2)
DC (f
L
= 0) Not available
–10% –10% –3 dB Slope
0.1 Hz high-pass filter 0.1 Hz 0.065Hz –40 dB/dec.
1 Hz high-pass filter 1.0 Hz 0.65 Hz –40 dB/dec.
10 Hz high-pass filter 10.0 Hz 7.88Hz –60 dB/dec.
30 Hz high-pass filter 30.0 Hz 23.63 Hz –40 dB/dec.
Low-pass Filters
(see Fig.11.3)
–10% –10% –3 dB Slope
100 Hz low-pass filter 100 Hz 143Hz –40 dB/dec.
1 kHz low-pass filter 1.0kHz 1.43 kHz –40 dB/dec.
3 kHz low-pass filter 3.0 kHz 4.31kHz –40 dB/dec.
10 kHz low-pass filter 10.0 kHz 14.3 kHz –40 dB/dec.
30 kHz low-pass filter 30.0 kHz 43.1 kHz –40 dB/dec.
low-pass filter bypassed See Anti-aliasing Filter
Absolute Amplitude Precision, 1kHz, 1 V
input
±0.05dB, typ. ±0.01dB
Attenuator Linearity @ 1 kHz ±0.05 dB, typ. ±0.005 dB
Amplitude
Linearity
(linearity in one
range)
0 to 60 dB below full scale ±0.05 dB, typ. ±0.01 dB
60 to 80 dB below full scale ±0.05 dB, typ. ±0.01 dB
80 to 100 dB below full scale ±0.2 dB, typ. ±0.02 dB
100 to 120dB below full scale typ. ±0.02 dB
120 to 140dB below full scale typ. ±0.02 dB
140 to 160dB below full scale typ. ±1 dB
Overall Frequency Response
re 1 kHz, lower limit f
L
to upper limit f
U
Min. 0.1 Hz to max. 25.6 kHz: ±0.1 dB, –10% at f
L
Noise: Measured lin. 10 Hz to
25.6 kHz: fC
rms
(input terminated by 1nF)
(Values in parentheses are
specified in
aC
rms
/√Hz [a = 10
–-18
])
Input Range Signal Level Guaranteed Typical
1nC <316pC
peak
<5 (<32) <3 (<19)
1nC >316pC
peak
<15 (<94) <7.5 (<47)
10 nC <3160 pC
peak
<15 (<94) <9 (<57)
10 nC >3160 pC
peak
<65 (<407) <50 (<313)
Spurious-free Dynamic
Range
(dB) re full scale input
(input terminated by1nF)
Input Range Typical
1nC
peak
140 dB
10 nC
peak
150 dB
DC Offset re full scale Not applicable