PASCO TD-8578 THERMAL EXPANSION APPARATUS - Manual (Page 5)

Thermal Expansion Apparatus 012-07114D
2
Accepted Values for Coefficient of
Thermal Expansion
Changing Tubes
➤ ➤ ➤ ➤ ➤Caution: When changing tubes, be careful not to
pull the wires off of the thermistor.
➀ Compress the capture spring by pressing the two
ends together.
➁ Insert the curved lug of the thermistor between the
capture spring and the thermal tube.
➂ Release spring.
Replacement Parts
The following parts can be ordered from
PASCO scientific.
thermistor
capture spring
thermal rod
Item
PASCO #
Mod. Thermistor (100k )
Cu Tube
AL Tube
Brass Tube
Foam Insulator
Dial Gauge
150-031
648-07139
648-07141
648-07140
716-041
620-050
V
Copper
Brass
17
19
23 Aluminum
Material ( x10-6/ C)
8
a