Clip
Type JW Specifications
Shoe
Description
NTC or PTC chip thermistor on a ceramic/metal shoe
assembly sealed in a polymer housing and provided
with flexible twin cable connections. The housing is
fitted with a spring metal clip for pipe attachment.
Options
•ꢀOtherꢀresistanceꢀ-ꢀtemperatureꢀcharacteristics
•ꢀOtherꢀwireꢀlengths
•ꢀSpecialꢀpipeꢀsizes
NTC Type JW dimensions
General Data
•ꢀMinimumꢀoperatingꢀtemperature:ꢀ32°Fꢀ(0°C)
•ꢀMaximumꢀtemperature:ꢀ212°Fꢀ(100°C)ꢀ(sensor)ꢀ185°Fꢀ
(85°C) (housing)
•ꢀDissipationꢀfactor:ꢀ≥2mW/Kꢀ(mountedꢀonꢀcopperꢀpipeꢀ
at 77°F (25°C))
•ꢀIsolationꢀvoltage:ꢀ500ꢀVDC
•ꢀClipꢀforce:ꢀ<50Nꢀforꢀmountingꢀ/ꢀde-mountingꢀonꢀpipe
5N will not cause rotation on pipe
•ꢀShoeꢀmaterial:ꢀPlatedꢀbrass
Ordering Information
The code number to be ordered may be specified as
follows:
•ꢀBodyꢀmaterial:ꢀNylon
•ꢀPackꢀquantityꢀ&ꢀMOQ:ꢀ200ꢀpcs
Code Type
Response Time (seconds)
JW
Resin-Coated Thermistor With PVC Wires
Code Pipe Diameter Range in mm
NTC
PTC
≤4 (to 90% voltage change)
13
17
20
28
13 - 15
17 - 18.5
20 - 22
28-30
≤4 to TNF 41°F (5°C) (sensor applied to pipe at
TNF 73.4°F (23°C)
JW -
____
Typical model number
NTC Data
Clip size is specified in the code above as shown in the
table below, e.g., JW103C3R5/17
For codes, see below.
Nominal Resistance
Code
Tolerances
77°F
140°F
185°F
(85°C)
Ω
77°F
(25°C)
%
140°F
(60°C)
%
185°F
(85°C)
%
Bꢀ25/85
K
(25°C) (60°C)
Ω
Ω
°C
°C
°C
JW103C3R5/X 9983
2500
1079
6.46
1.48 5.00
1.40 5.90
1.87 3960 1%
PTC Data
•ꢀMaximumꢀappliedꢀvoltage:ꢀ30V
•ꢀMaximumꢀappliedꢀvoltageꢀforꢀtemperatureꢀsensing:ꢀ2.5V
For codes see below.
TNF
(-20 to TNF
-20°C)
25°C
TNF- 5°C
TNF+ 5°C
TNF+ 23°C
Ω
VDC
Ω
VDC
Ω
VDC
Ω
VDC
Ω
VDC
JW 060/X 60°C
JW 070/X 70°C
JW 080/X 80°C
<=250 2.5
<=250 2.5
<=250 2.5
<=100 0.2
<=100 0.2
<=100 0.2
<=570 2.5
<=570 2.5
<=570 2.5
>=570 2.5
>=570 2.5
>=570 2.5
>=10000 2.5
>=10000 2.5
>=10000 2.5