ORTEC
®
Detective-EX/DX
®
-100T Portable HPGe Spectrometer — User’s Manual 931040P / 1014
96
9.4. PAC-II Power Adapter/Charger
POWER IN Keyed, rear-panel connector attaches to a +12–15 V dc power supply, 9 A
maximum.
AC Input Rear-panel connector, 115–230 V ac, 50–60 Hz, 250 VA maximum.
OUTPUT Integral front-panel cable terminating in MS3112E12-10-S or Bendix PT02E-12-
10S connector, center contact positive, attaches to the Detective-EX INPUT POWER connector
to supply external power and charge the Detective-EX internal battery.
Charger Status LEDs Front-panel red and green LEDs. When the Detective-EX’s internal
battery is charging, the red indicator is continuously lit. The red indicator flashes if you discon-
nect the unit before its battery is fully charged, or if it is connected but the internal battery is
faulty. When the battery is fully charged, the green indicator turns on and the red indicator turns
off.
9.5. Computer Prerequisites
In addition to completely independent, standalone operation, the Detective-EX can also be oper-
ated as a benchtop MCB, in conjunction with ORTEC spectroscopy applications such as
MAESTRO, by connecting it to any computer running Windows 8, 7, or XP Professional SP3.
9.6. Shipping the Detective-EX
To avoid damaging the cooler and, where applicable, to comply with transportation regulations,
be certain to turn the cooler off before shipping the Detective-EX. To do this, tap Advanced in
the Survey Mode dialog, then Turn Cooler Off. The unit can be shipped as soon as the cooler is
turned off. There is no need to wait until the detector warms up.
9.7. Long-Term Shutdown/Storage
This instrument uses a Sterling cycle refrigerator and all-metal-sealed cryostat designed for long
operational life. The vacuum integrity inside the cryostat is maintained by “getters” which
scavenge traces of residual material when cold, and by an ion pump which operates when the
CAUTION
This instrument should be cooled and brought to operational status for at least 48 hours every
month. Failure to do this may result in degraded performance or cooling system failure.
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