Curtis 3501 Manual < RECENT – Workflow >

Used in specific configurations to reset trip hours or toggle display modes. Connecting this pin momentarily to V+ or Ground (depending on the exact sub-model) triggers the secondary action. Standard Wiring Diagram Example

Adjusts the maximum current the controller will deliver to the motor. Lowering this value protects delicate gearboxes.

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| Specification | Detail | | :--- | :--- | | | Programmable Digital Instrumentation Panel | | Key Function | Monitor, display, control CAN/SCI vehicle components | | Processor | Microprocessor-based | | Display | Large, backlit dot matrix LCD | | Panel Buttons | 5x metal-dome for enhanced UI | | Communication | Fully CANopen compatible; selectable baud rate | | Inputs | 4x digital inputs (active high) | | Controlled Outputs | 1x 1-Amp FET | | Operating Voltage | Auto-ranging 12V to 80V DC ±25% (9V to 100V DC) | | Operating Temp | –40°C to +70°C | | Storage Temp | –40°C to +85°C | | Front Panel Rating | IP65 (IP40 rear; IP64 optional) | | Mounting Options | Panel-mount housing or behind-panel module | | Construction | Polycarbonate case and bezel | | Main Connector | 16-pin TYCO Mini Universal Mate-N-Lok | | Key Features | RTC data logging, battery state-of-charge, 6 customizable LED warnings, password-protected field programming |

Connects to an external dashboard lamp for fault monitoring. Forward Switch: Signals forward direction engagement. Reverse Switch: Signals reverse direction engagement. Used in specific configurations to reset trip hours

Verify the voltage between Pin 1 (V+) and Pin 2 (V-) using a digital multimeter.

The Curtis 3501 manual is a detailed instructional guide provided by the manufacturer, Curtis Inc., specifically designed for the Curtis 3501 electric scooter. This manual serves as a vital resource for users, offering step-by-step instructions, safety guidelines, and troubleshooting tips to help you navigate any issues that may arise. Lowering this value protects delicate gearboxes

Curtis controllers use a specific programming station (the 1314 PC software). However, many OEMs (like Crown or Raymond) password-protect their controllers. The service manual explains the default factory passwords and the procedure to perform a "Factory Reset" when the previous owner locked the unit.

The Curtis Model 3501 is a highly efficient, microprocessor-based motor speed controller designed for electric vehicle applications. It manages power delivery, enhances battery efficiency, and provides advanced safety protocols. Finding an official printed manual can be challenging. This comprehensive guide serves as your complete technical reference for the Curtis 3501. 1. Product Overview and Core Specifications

Ensure wires are routed away from sharp edges, moving parts, and hot motor casings. 4. Programming and Parameter Adjustment