Product Overview
The Piher PT-15 and PTC-15 are 15-mm carbon and cermet through-hole potentiometers designed for applications requiring frequent adjustment. Their shaftless design allows for integration with various engagement mechanisms, including customized shafts, motor controls, or human interface adjustments. These potentiometers are suitable for controlling variable outputs such as frequency, motor speed, and volume. Key features include excellent linearity (up to 3%), up to 38 mechanical detents for tactile feedback, and an extended life of up to 100,000 cycles. They offer IP54 protection and are available in magazine packaging for automatic insertion. Applications range from appliance program selection and thermostat adjustment to consumer electronics and test and measurement equipment.
Product Attributes
- Brand: Piher
- Type: Through-hole Potentiometer
- Resistive Element: Carbon or Cermet
- Substrate: Polyester / Alumina
- Flammability: Self-extinguishable plastic (UL 94V-0) available (standard for PTC-15)
- Protection: IP54
- Packaging: Magazine packaging available for automatic insertion
Technical Specifications
| Specification | PT-15 (Carbon) | PTC-15 (Cermet) |
|---|---|---|
| Taper | Lin, Log, Alog | Lin, Log, Alog |
| Range of values | Lin: 100 Rn 5M; Log, Alog: 1K Rn 5M | Lin: 100 Rn 5M; Log, Alog: 1K Rn 5M |
| Tolerance | 20% (100 Rn 1M); 30% (1M < Rn 5M) | 20% (100 Rn 1M); 30% (1M < Rn 5M) |
| Max. Voltage | 250 VDC (Lin); 125 VDC (Log, Alog) | 250 VDC (Lin); 125 VDC (Log, Alog) |
| Nominal Power (50C) | 0.25 W (Lin); 0.12 W (Log, Alog) | 0.25 W (Lin); 0.12 W (Log, Alog) |
| Nominal Power (70C) | 0.50 W (Lin); 0.25 W (Log, Alog) | 0.50 W (Lin); 0.25 W (Log, Alog) |
| Residual resistance | 0.5% Rn (5 min.) | 0.5% Rn (5 min.) |
| Equivalent noise resistance | 3% Rn (3 min.) | 3% Rn (3 min.) |
| Operating temperature | -25C to +70C | -40C to +90C |
| Mechanical rotation angle | 265 5 | 265 5 |
| Electrical rotation angle | 240 20 | 240 20 |
| Torque | 0.5 to 2.5 Ncm | 0.5 to 2.5 Ncm |
| Rotational Stop | > 10 Ncm | > 10 Ncm |
| Life Cycles | Up to 100,000 | Up to 10,000 |
| Electrical Life (Test) | 1,000h at 50C; 0.15W (R 5%) | n/a |
| Mechanical Life (Test) | 1000 cycles at 10 to 15 cpm (R 3% for Rn < 1M) | 1000 cycles at 10 to 15 cpm (R 2%) |
| Temperature Coefficient | 300 ppm/C (Rn < 100K) for -25C to +70C | n/a |
| Temperature Coefficient (PTC-15) | n/a | 100 ppm/C (Rn < 100K) for -40C to +90C |
| Thermal Cycling (Test) | 16h at 85C and 2h at -25C (R 2.5%) | n/a |
| Thermal Cycling (Test PTC-15) | n/a | 16h at 90C and 2h at -40C (R 2%) |
| Damp Heat (Test) | 500h at 40C and 95% RH (R 5%) | 500h at 40C and 95% RH (R 2%) |
| Vibration (Test) | 2h each plane at 10Hz - 55Hz (R 2%) | 2h each plane at 10Hz - 55Hz (R 2%) |
| Storage (Test) | 6 months at 23C 2C and 50% RH (R 2.5%) | 6 months at 23C 2C and 50% RH (R 2%) |
| Standard Configuration Life | 1,000 cycles | n/a |
| Standard Configuration Cut track | No | n/a |
| Standard Configuration Detents | None | None |
| Standard Configuration Packaging | Bulk | Bulk |
| Standard Configuration Shaft/thumb wheel | None | None |
| Standard Configuration Non-flammability | No | Yes |
| Standard Configuration Housing color | Black | Cream |
| Standard Configuration Rotor color | White | Cream |
| Standard Configuration Wiper Position | Initial | Initial |
| Standard Configuration Torque | 0.5 to 2.5 Ncm | 0.5 to 2.5 Ncm |
| Standard Configuration Terminal material | Steel | Brass |
| Standard Configuration Linearity | Not controlled | Not controlled |
2411220430_Amphenol-PT15LV02-502A2020-S_C6148861.pdf
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