100K ohm Thermistor for 3D Printing

These Thermistors have extra long wires on them which make it much easier to work with on a RepRap type heated build plate - they measure about 8" long from tip to tip.

1. Scope
This specification deals with shape,dimensions,characteristics,inspection standard etc.
2. Specifications
Item:NTC Thermistor
Model:B2-100-3950-1
R @ 25: K 100K-1%
B25/50:K 3950-1%
Element:Thermistor,type MJB2
3. Characteristics
__ (1) Electrical characteristics
______ A: Resistance value:_ R（25C）=100K±1%
______ B: B Value: B=3950±1%___ (calculated from resistance value at 25C and 50C)
______ C: Insulation resistance 50MΩ or over by DC500V megger (between glass and lead wire)
__ (2) Thermal time constant (τ): τ≤10～17s (in still air)
__ (3) Thermal dissipation constant (δ): δ=1.1～1.6mW/C (in still air)
__ (4) Operating temperature range:-50～+260C
_
4. Outgoing Inspection
(1) The product shall be inspected at every delivery lot inspection items,sampling quantities and sampling acceptable standard are as follows.
_____ _
Inspection Item__________________________ Sampling acceptable standard________________ Remarks
Resistance value_________________________ n=20, Ac=0, Re=1________________________________ 2.3(1)(a)
B-value______________________________________ n=10, Ac=0, Re=1________________________________ 2.3(1)(b)
Insulation Resistance___________________ n=5, Ac=0, Re=1_________________________________ 2.3(1)( c)
Shape & Dimension_____________________ n=5, Ac=0, Re=1__________________________________ 2.2
Appearance________________________________ n=5, Ac=0, Re=1__________________________________ 2.2

(2)Inspection data
__ Inspection data will be issued for pay upon request.