This datasheet introduces the specifications of CTS 118 series 2-watt wire wound variable resistors, including resistance range, accuracy, power, voltage, rotation angle, torque, etc.
The CTS 118 Series is a fully enclosed rotary potentiometer offering long rotation life and optional grounded or insulated rotor construction. Features include a fixed resistor option, nylon shaft, bushing mounting style, and RoHS compliance.
The datasheet provides detailed electrical and mechanical specifications such as resistance range (1 Ω‑20 kΩ linear), tolerance (+20% standard, +10% special), power rating (2 W @ 55 °C, derated to no‑load @ 105 °C), voltage rating (up to 500 VDC), total rotation (270° ± 5°), and torque values. It also lists terminal configurations, bushing dimensions, and ordering codes.
| Maximum Voltage | 500 VDC |
|---|---|
| Total Rotation | 270° ±5° |
| Turning Torque | 0.5‑10 in‑oz (36‑720 gf·cm) |
| Bushing Thread | 3/8"‑32 UNEF‑2A (0.375" / 9.53 mm) |
| Shaft Length Increment | 1/32" (0.79 mm) |
It can operate up to 500 VDC.
The potentiometer provides a total rotation of 270° with a ±5° tolerance.