Appendix G: TPS2000B Compatible Probe M aximum Voltages
Differential Preamplifier
ADA400A with 1
103 Power supply
Attenuation G
ain Setting
0.1X 1X
Maximum Line
ar Differential Mode Input
Voltage
1
(between Probe Tips)
±80 V (DC + PK A
C)
±10 V (DC + PK A
C)
Maximum Linear Common M ode Input
Voltage
1
(between either + or - Probe Tip
and Earth Gr
ound)
±40 V (DC + PK AC) ± 40 V (DC + PK AC)
ADA400A with 1103 Power supply
Attenuation Gain Setting
10X 100X
Maximum Linear Differential Mode Input
Voltage
1
(between Probe Tips)
±1 V (DC + PK AC) ±100 mV (DC + PK AC)
Maximum L
inear Common Mode Input
Voltage
1
(between either + or - Probe Tip
and Earth Ground)
±10 V (DC +
PK AC)
±10 V (DC +
PK AC)
1
The float voltage must be subtracted from the tip to earth g round voltage. For example, if the reference lead is floatedto30V
RMS
, the tip voltage to the
reference lead is limited to 270 V
RMS
.
150 TPS2000B Series Digital Oscilloscope User Manual