CAR14 – CER14 Specifications

Electric Specifications
CA14 Through-hole CA14 SMD CE14 Through-hole and SMD
Range of resistance values* Lin (A) 100Ω ≤ Rn ≤ 5MΩ 100Ω ≤ Rn ≤ 1MΩ 100Ω ≤ Rn ≤ 5MΩ
Log (B) Antilog (C) 1 KΩ ≤ Rn ≤ 2M2Ω 1 KΩ ≤ Rn ≤ 1 MΩ 1 KΩ ≤ Rn ≤ 2M2Ω
Tolerance Rn < 100Ω: +50%, -30% (out of range) -
100Ω ≤ Rn ≤ 100KΩ ±20% ±30% ±20%
100K< Rn ≤ 1MΩ: ±20% ±40% ±20%
1MΩ < Rn ≤5MΩ: ±30% ±50% ±30%
Rn > 5MΩ: +50%, -30% (out of range) -
Variation laws Lin (A), Log (B), Antilog (C). Other tapers available on request
Residual resistance Rn ≤ 400Ω ≤ 2Ω; Rn > 400Ω 5*10-3* Rn ≤2Ω
CRV - Contact ResistanceVariation (dynamic) Lin (A) Electrical Angle 245º±20º ≤ 3%Rn.Other tapers, please inquire
CRV - Contact ResistanceVariation (static) Lin (A) Electrical Angle 245º±20º ≤ 5%Rn.Other tapers, please inquire
Maximum power dissipation** at 50ºC at 70º C.
Lin (A) 0.25W 0.7W
Log (B), Antilog (C) 0.13W 0.30W
Maximum voltage Lin (A) 250VDC
Log (B), Antilog (C) 200VDC
Operating temperature -25ºC … +70ºC (up to +120ºC, inquiry) -40ºC … +90ºC (+125ºC, inquiry)
Temperature coefficient 100Ω ≤ Rn ≤ 10KΩ +200/ -300 ppm +200/ -500 ppm ±100 ppm
10KΩ < Rn ≤ 5MΩ +200/ -500 ppm +200/ -1000 ppm ±100 ppm
Mechanical Specifications

These are standard features; other specifications and out of range values can be studied on request.

CA14 Through-hole CE14 Through-hole
Resistive element Carbon technology Cermet
Angle of rotation (mechanical) 265º ± 5º
Angle of rotation (electrical) 245º ± 20º
Wiper standard delivery position 50% ± 15º
Max. stop torque 10 Ncm
Max. push/pull on rotor 50 N
Wiper torque* <2.5 NcmPotentiometers with detents: <3.5 Ncm
Mechanical life 1.000 cycles (many more available on request, please, inquire)