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 range of electrical specifications including different tapers (linear, logarithmic, anti-logarithmic) and resistance values. Available with metal or plastic shafts and various bushing options, the T-21 series can be configured with optional extras such as switches (F1, F2), detents, stereo matching, and custom assemblies with wires and connectors. It is suitable for applications requiring precise control and durability, with operating temperatures ranging from -25C to +70C.
Product Attributes
- Brand: Piher
- Series: T-21
- Resistive Element: Carbon
- Certifications: ISO 14001
- Origin: Spain
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 (2 first digits of value) |
| 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 (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% |
| Models (Metal Shaft) | D, T, S |
| Models (Plastic Shaft) | X, W, Y, Z |
| Bushing Diameters | 6mm ('U'), 6.35mm ('U'), 3/8" x 32 h., M10 x 0.75 |
| Shaft Diameters | 6mm, 6.35mm, 9mm, 12mm |
| Switch Options | F1 (Code: F01), F2 (I-21 switch code) |
| Detent Options | 1 detent (01P), 11 detents (11P), 41 detents (41P) |
| Stereo Matching | Available on tandem models upon request (3dB, 4dB, 6dB) |
| Nut & Washer Options | Loose nut & washer (-TA), Assembled nut & washer (MTA), Assembled nut (-MT-), Loose nut (-T-) |
| Special Length Shafts | Available for plain shafts (not knurled), requires drawing for flatted/slotted shafts. |
| Packaging | Boxes of 150 / 200 pieces |
| Switch F1 Rating | 2A; 250 VAC, 25m contact resistance, 2000V dielectric strength |
| Switch F2 Rating | 2 or 4A; 250 VAC, 25m contact resistance, 2000V dielectric strength |
2411041607_Amphenol-T21AH-M0607-103A2020-15-0-TA_C5791754.pdf
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