Compatible with 5kΩ 3-wire potentiometers, 0–5V throttles, and ITS (Inductive Throttle Sensor).
The technical documentation for the 1520 is frequently bundled or compared with the manual, as they share similar programming logic and application scopes. curtis 1520 controller manual
If your Curtis 1520 is inside a specific forklift brand (e.g., Toyota, Raymond, Crown), the OEM may have a customized manual. Contact the OEM’s service department or login to their dealer portal. Compatible with 5kΩ 3-wire potentiometers