iTHERM TM412
Endress+Hauser 23
E Length of the extension neck available at point of installation (provided one is available)
T Protection tube shaft length
B Base thickness
For diameter ½" not available: Tri-clamp 3/4"
Item Version Length
Length of protection
tube shaft T
1)
Version 1, 2, 4: Tri-clamp with NPT
Version 3: Tri-clamp with QuickNeck
Version 5: Varivent® with NPT
Version 5: Varivent® with QuickNeck
Version 6: Thread ISO 228 for Liquiphant, with NPT
Version 6: Thread ISO 228 for Liquiphant, with QuickNeck
Version 7: Cylindrical weld-in with NPT
Version 7: Cylindrical weld-in with QuickNeck
0-6"
1-6"
1-6"
1.5-6"
2-6"
2-6"
2-6"
2-6"
Immersion length U Independent of the version
Variable, depending on
the configuration
Base thickness B 6.35 mm (¹⁄₄ in) Protection tube:
Reduced tip 4.76 mm (³⁄₁₆ in)
3.2 mm (0.125 in)
9.53 mm (³⁄₈ in) Protection tube:
Reduced tip 4.76 mm (³⁄₁₆ in)
Straight tip
3.2 mm (0.125 in)
3 mm (0.12 in)
12.7 mm (¹⁄₂ in) Protection tube:
Reduced tip 4.76 mm (³⁄₁₆ in)
Straight tip
3 mm (0.12 in)
6.3 mm (0.25 in)
Extension neck length E Version 1:
Thermometer with extension hex nipple and Tri-clamp
process connection
E = 25.4 mm (1 in)
Version 2:
Thermometer with extension nipple union nipple (NUN)
and Tri-clamp process connection
E = 63.5 mm (2.5 in)
Version 3:
Thermometer with quick-fastening iTHERM QuickNeck
and Tri-clamp process connection
E = 38.1 mm (1.5 in)
1) Depends on the process connection
Insert
Depending on the application, iTHERM TS212 inserts with different RTD sensors are available for
the thermometer:
Sensor Standard thin-film iTHERM
StrongSens
iTHERM QuickSens
1)
Wire wound
Sensor
design;
connection
method
1x Pt100, 3- or 4-
wire, PTFE
insulated
2x Pt100, 2x3-
wire, PTFE
insulated
1x Pt100, 3- or
4-wire, mineral
insulated
1x Pt100, 3- or
4-wire, mineral
insulated
1x Pt100, 3- or 4-
wire, PTFE
insulated
1x Pt100, 3-
or 4-wire,
mineral
insulated
2x Pt100,
2x3-wire,
mineral
insulated
Vibration
resistance of
the insert tip
Up to 3g
Enhanced
vibration
resistance > 60g
> 60g 3g Up to 3g
Measuring
range;
accuracy
class
–50 to +200 °C (–58 to +392 °F), Class A
or B
–50 to +500 °C
(–58 to +932 °F),
Class A or AA
–50 to +200 °C (–58 to +392 °F), Class
A or AA
–200 to +600 °C
(–328 to +1 112 °F), Class A
or AA
Diameter 6.35 mm (¹⁄₄ in) 6 mm (0.24 in) 6 mm (0.24 in) 3 mm (0.12 in)
6.35 mm (¹⁄₄ in);
3 mm (0.12 in)
1) Recommended for immersion lengths U < 70 mm (2.75 in)
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