Piher T-21 Series 21mm Carbon Potentiometer
Product Overview
The Piher T-21 Series is a 21mm carbon potentiometer featuring a carbon resistive element. It offers high mechanical endurance and is suitable for various control applications. Available in multiple models with metal or plastic shafts, it supports a range of optional extras including switches, detents, and stereo matching, making it adaptable for diverse industrial and electronic requirements.
Product Attributes
- Brand: Piher
- Series: T-21
- Resistive Element: Carbon
- Certifications: ISO 14001
- Origin: Spain (implied by website and contact info)
Technical Specifications
| Specification | Details |
|---|---|
| Nominal Power @ 50C | 0.25 W (lin) / 0.12 W (no lin) |
| Operating Temperature | -25C to +70C (up to 85C depending on application) |
| Max. Voltage | 250 VDC (lin) / 150 VDC (no lin) |
| Standard Tolerance | 20% |
| Electrical Rotation Angle | 290 20 |
| Mechanical Rotation Angle | 310 5 |
| Stop Torque | > 80 Ncm. (> 112 in-oz) |
| Torque | 0.5 to 1.5 Ncm. (0.7 to 2.1 in-oz) |
| Equivalent Noise Resistance | (See details in source document) |
| Residual Resistance | (See details in source document) |
| Taper Options | Linear (A), Logarithmic (B), Anti-logarithmic (C) |
| Models | D, T, S, W, X, Y, Z, H, V, L, C |
| Shaft Types | Metal, Plastic (X, W, Y, Z) |
| Shaft Diameters | 6, 6.35, 3/8" x 32 h. |
| Bushing Types | 11, 12, 13, 14 (with anti-rotation lug for 11, 12, 13 at 90CW) |
| Bushing Diameters | 6, 6.35, 3/8" x 32 h., M10 x 0.75 |
| Terminals | Solder Lugs (C), Horizontal PCB (L, H), Vertical PCB (V) |
| Switch Options | F1 (Code: F01), F2 (Requires metal shaft, corresponds to I-21 switch code) |
| Detent Options | Available (Not in plastic shaft models X, W, Y, Z) |
| Stereo Matching | Available in tandem models (D, T) upon request |
| Nut & Washer | Optional (Loose nut & washer, Assembled nut & washer) |
| Special Length Shafts | Available for plain shafts (not knurled) |
| Custom Assemblies | With wires and connectors available upon request |
| Packaging | Boxes of 150 / 200 pieces |
I-21 Switch Specifications (Standalone)
| Specification | Details |
|---|---|
| Switch Models | F1, F2 |
| Switch Types | Rotary, Push/Push, Push/Pull |
| Circuits | SPST, SPDT, DPST, DPDT |
| Current Rating | 2A or 4A |
| Voltage Rating | 250 VAC |
| Contact Resistance | 25 m |
| Dielectric Strength | 2000 V (50 Hz) |
| Insulation Resistance | > 100 M |
| Mechanical Life | 10,000 cycles |
| Stop Torque | > 100 Ncm. (142 oz/in) |
| Packaging | Boxes of 100 pieces |
2412041737_Amphenol-T21AH-M0607-103A2020-TA_C5947765.pdf
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