Electric Specifications
These are standard features; other specifications and out of range values can be studied on request.
| MCA9 Through-hole | MCE9 Through-hole | ||
|---|---|---|---|
| Range of resistance values* | Lin (A) | 100Ω ≤ Rn ≤ 5MΩ | 100Ω ≤ Rn ≤ 5MΩ |
| Log (B) Antilog (C) | 1 KΩ ≤ Rn ≤ 2M2Ω | 1 KΩ ≤ Rn ≤ 2M2Ω | |
| Tolerance | Rn < 100Ω: | +50%, -30% (out of range) | |
| 100Ω ≤ Rn ≤ 100KΩ | ±20% | ±20% | |
| 100K< Rn ≤ 1MΩ: | ±20% | ±20% | |
| 1MΩ < Rn ≤5MΩ: | ±30% | ±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 Resistance Variation (dynamic) |
Lin (A) Electrical Angle 220º±20º ≤ 3%Rn. Other tapers, please inquire |
||
| CRV - Contact Resistance Variation (static) |
Lin (A) Electrical Angle 220º±20º ≤ 5%Rn. Other tapers, please inquire |
||
| Maximum power dissipation** | at 50ºC | at 70º C. | |
| Lin (A) | 0.15W | 0.5W | |
| Log (B), Antilog (C) | 0.10W | 0.20W | |
| Maximum voltage | Lin (A) | 200VDC | 200VDC |
| Log (B), Antilog (C) | 150VDC | ||
| Operating temperature | -25ºC … +70ºC (+85ºC on request) | -40ºC … +90ºC (+125ºC on request) | |
| Temperature coefficient | 100Ω ≤ Rn ≤ 10KΩ | +200/ -300 ppm | ±100 ppm |
| 10KΩ < Rn ≤ 5MΩ | +200/ -500 ppm | ±100 ppm | |
Mechanical Specifications
| MCA9 Through-hole | MCE9 Through-hole | |
|---|---|---|
| Resistive element | Carbon technology | Cermet |
| Angle of rotation (mechanical) | 240º ± 5º | |
| Angle of rotation (electrical) | 220º ± 20º | |
| Wiper standard delivery position | 50% ± 15º | |
| Max. stop torque | 5 Ncm | |
| Max. push/pull on rotor | 40 N | |
| Wiper torque* | <2 Ncm Potentiometers with detents: <2.5 Ncm |
|
| Mechanical life | 1.000 cycles (many more available on request, please, inquire) | |
