Pt 100 Temperature Sensing Element
connected
to
diaphragm
Diaphragm
Fig. 3 Surface Temperature Transducer
(MM
0035)
PT
100 Temperature Sensing Element
Polyethylene shield
Thermopiles
Fig.
4
Radiant
Temperature
As
y
mmetry
Transducer
(MM
0036)
Light
Emitting Diode
Conical
Mirror
Cooling Element
Pt 100 Temperature Sensing Element
Light Sensitive
Transistor
Fig.
5
Hum
idity
Tran
sducer
(MM
0037)
Three heated coils. For
improved
frequency response,
temperature
and
heat
loss is only measured on the
centre
coil
Solid
plastic
sphere
provides
protection
and
correction
for
directional
sensitivity
Fig.
6
Air
Velocity Transducer
(MM
0038)
Unheated coil
of
nickel
wire
Plastic foam elipsoids coated with
· white enamel
paint
Shaft containing
circuit
board
with
preamplifier
\
Shaft containing
circuit
board
with
measuring
bridge
!
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