
User Manual
California Instruments
3.6.2Remote Sense Connector TB3
When selecting external sense mode, it is important that the remote sense connections are
hooked up at the EUT or at the sense point. For single-phase systems, connect Phase A to
phase A and neutral to neutral. For three-phase system configurations, connect all three phase.
NOTE: Do not reverse or swap sense connection phasing or damage to the unit may
result.
NOTE: Do not disconnect the external sense connection if external sense mode is
selected. Doing so will cause the output voltage to go to its maximum value and
could potentially damage an EUT.
All NSG 1007-3 and NSG 1007-5-208 AC Sources are shipped with the sense connections wired
to the output terminals. This will prevent a voltage fault when the external sense mode is
selected. On systems consisting of multiple NSG 1007-3 or NSG 1007-5-208 chassis, the end
user has to connect the external sense inputs to allow the system to operate. Some system
configuration do not support Internal sense mode in which case the sense connection must
always be present at TB3.
To prevent an excessive output voltage caused by an open external sense condition on single
chassis i/iX systems (3001,5001), a set of 10Kohm, 10 Watt resistors can be used to connect the
output terminal block (TB2) to the external sense connection. This will cause a 0.2% error if the
sense lines are not connected. The 10 Watt rating will keep the resistor from burning if the sense
lines connected to the load but the output wiring becomes disconnected. On three phase
systems, the output of all phase output terminals must be connected to the master sense
connector of the master unit to accomplish the same.
Table 3-3: Remote Sense Connector – TB3
Pin
Description
A
Phase A sense
B
Phase B sense
C
Phase C sense
N
Neutral sense
NSG 1007 Series II
39
Содержание 10002iX
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Страница 59: ...User Manual California Instruments Figure 3 26 Connection With MODE Option NSG 1007 Series II 59 ...
Страница 131: ...User Manual California Instruments Figure 5 73 Power Source Module Block Diagram NSG 1007 Series II 131 ...
Страница 134: ...User Manual California Instruments Figure 5 74 5001i Internal Layout 134 i Series II NSG 1007 II iM Series II ...
Страница 135: ...User Manual California Instruments Figure 5 75 Logic Board LED s NSG 1007 Series II 135 ...
Страница 164: ...User Manual California Instruments Figure 9 84 Voltage Modulation 164 i Series II NSG 1007 II iM Series II ...
Страница 204: ...User Manual California Instruments Figure 9 114 NSG 1007 15 208 CTS EOS3 LR3 204 i Series II NSG 1007 II iM Series II ...
Страница 205: ...User Manual California Instruments Figure 9 115 NSG 1007 15 208 3 EOS3 NSG 1007 Series II 205 ...
Страница 223: ...User Manual California Instruments Figure 9 118 Example Connections With INA 2151 NSG 1007 Series II 223 ...