Product Overview
The Piher T-21 Series is a 21mm carbon potentiometer designed for various control and sensing applications. It features a carbon resistive element, offering high mechanical endurance and a wide operating temperature range. Available in multiple models with both metal and plastic shafts, and various bushing options, these potentiometers can be configured with optional extras such as switches, detents, stereo matching, and custom assemblies. They are suitable for applications requiring precise control and long-term reliability.
Product Attributes
- Brand: Piher
- Series: T-21
- Resistive Element: Carbon
- Certifications: ISO 14001
- Origin: Spain (implied by contact information)
Technical Specifications
| Specification | Details |
|---|---|
| Series | T-21 |
| Potentiometer Size | 21mm |
| Resistive Element | Carbon |
| Operating Temperature | -25C to +70C (13F to 158F) |
| Standard Tolerance | 20% |
| Range of Values | (See note 4) |
| Max. Voltage | 250 VDC (lin), 150 VDC (no lin) |
| Nominal Power @ 50C | 0.25 W (lin), 0.12 W (no lin) |
| Taper | Linear, Logarithmic, Anti-logarithmic (Log. & Alog. only Rn > 1K) |
| Stop Torque | > 80 Ncm. (> 112 in-oz) |
| Torque | 0.5 to 1.5 Ncm. (0.7 to 2.1 in-oz) |
| Electrical Rotation Angle | 290 20 |
| Mechanical Rotation Angle | 310 5 |
| Residual Resistance | 30% |
| Equivalent Noise Resistance | (See note 8) |
| Mechanical Life | High mechanical endurance |
| Models | D, T, S, X, W, Y, Z, H, V, L, C |
| Shaft Types | Metal, Plastic (P10, P11, P12 codes) |
| Bushing Types | 11, 12, 13 (with anti-rotation lug), 14, 00, 6 "U", 6.35 "U", 3/8" x 32 h., M10 x 0.75 |
| Switch Options | F1 (Code "F01"), F2 (I-21 switch code) |
| Detents | Available (1, 11, 41 detents) |
| Stereo Matching | Available in tandem models (3dB, 4dB, 6dB) |
| Nut & Washer | Optional (Loose or Assembled) |
| Packaging | Boxes of 150 / 200 pieces |
Note: Details regarding specific shaft codes (M06, M07, M08, M11, M16), bushing codes, taper codes (A, B, C), and custom drawing orders are available in the original datasheet.
2411201722_Amphenol-T21AH-M0607-254A2020-TA_C7352805.pdf
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