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Teledyne API - Model T200H/T200M Operation Manual Principles of Operation
293
8.5.3. PHOTO MULTIPLIER TUBE (PMT)
The T200H/M uses a photo multiplier tube (PMT) to detect the amount of
chemiluminescence created in the sample chamber.
PMT Housing End Plate
This is the entry to the PMT Exchange
PMT Preamp PCA
High voltage Power Supply
(HVPS)
PMT
PMT Cold Block
Connector to PMT
Pre Amp PCA
12V Power
Connector
Cooling Fan
Housing
TEC Driver PCA
PMT Heat Exchange Fins
Li
g
ht from Reaction
Chamber shines
throu
g
h hole in side
of Cold Block
Insulation Gasket
PMT Power Supply
& Aux. Signal
Connector
PMT Output
Connector
Thermo-Electric Cooler
(TEC)
PMT Temperature
Senso
r
O-Test LED
Figure 8-17: PMT Housing Assembly
07270B DCN6512