AT6702

Unipolar Stepper Motor Drive Power Supply

NewCategoryStepper Motor Drive Power Supply SeriesAT6705 Series

The AT6702 stepper motor drive power supply (dual-channel) is a fully controlled high-performance device designed by Changzhou Onmeas Precision Instruments. It features high-performance ARM microprocessor control, a 5-inch high-resolution capacitive touchscreen, full numeric keypad, and Onmeas ATOS operating system, providing clearer display and more convenient operation.

Specifically designed for R&D, production testing, and aging tests of micro stepper motors, this power supply integrates DC regulated power supply, computer signal processing, and drive circuits, providing multi-channel testing with support for forward/reverse operation, multiple phasing sequences, and various working modes.

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Parameter	AT6702
Basic Specifications
Channels	2 channels (customizable)
Voltage Adjustment Range	0~60.0V (adjustable)
Current Adjustment Range	0~5.0A (adjustable)
Pulse Frequency Range	-
Voltage Measurement Accuracy	0.5% ±1 digit
Current Measurement Accuracy	0.5% ±1 digit
Frequency Accuracy	<1%
Main Functions
Frequency	The power supply supports adjustment of input pulse frequency for controlling motor speed. The frequency range can be set according to actual requirements for stepless speed control.
Mode	Provides multiple operation mode selections: single step, continuous, preset count, counting, forward/reverse, allowing users to switch flexibly according to precision and torque requirements.
Phasing Sequence	Provides 3 phasing sequence modes (1-1, 1-2, 2-2) for flexible adaptation to different motor types.
Pulse Count	The motor rotation angle can be precisely controlled by input pulse quantity, with each pulse corresponding to a specific step angle, enabling high-precision position control.
5 Comparator Function (Sorting Function)	Built-in comparator for detecting current feedback signals, ensuring current in motor windings remains stable within the set range, improving drive efficiency and protecting circuit safety.
General Parameters
Dimensions	Instrument Dimensions	355 (W) x 125 (H) x 286 (D) mm
Package Dimensions	-
Weight	Net Weight	5 kg
Gross Weight	-
Power Requirements	Voltage: 100~240VAC; Frequency: 50Hz/60Hz
Interface	RS232 / RS485 / LAN / USB interfaces
Communication Protocol	SCPI and Modbus (RTU)
Other	5-inch TFT-LCD true color display, keyboard lock, screenshot function; Accessories: ATL509 test cable, power cord

Parameter

AT6702

Basic Specifications

Channels

2 channels (customizable)

Voltage Adjustment Range

0~60.0V (adjustable)

Current Adjustment Range

0~5.0A (adjustable)

Pulse Frequency Range

Voltage Measurement Accuracy

0.5% ±1 digit

Current Measurement Accuracy

0.5% ±1 digit

Frequency Accuracy

<1%

Main Functions

Frequency

The power supply supports adjustment of input pulse frequency for controlling motor speed. The frequency range can be set according to actual requirements for stepless speed control.

Mode

Provides multiple operation mode selections: single step, continuous, preset count, counting, forward/reverse, allowing users to switch flexibly according to precision and torque requirements.

Phasing Sequence

Provides 3 phasing sequence modes (1-1, 1-2, 2-2) for flexible adaptation to different motor types.

Pulse Count

The motor rotation angle can be precisely controlled by input pulse quantity, with each pulse corresponding to a specific step angle, enabling high-precision position control.

5 Comparator Function (Sorting Function)

Built-in comparator for detecting current feedback signals, ensuring current in motor windings remains stable within the set range, improving drive efficiency and protecting circuit safety.

General Parameters

Dimensions

Instrument Dimensions

355 (W) x 125 (H) x 286 (D) mm

Package Dimensions

Weight

Net Weight

5 kg

Gross Weight

Power Requirements

Voltage: 100~240VAC; Frequency: 50Hz/60Hz

Interface

RS232 / RS485 / LAN / USB interfaces

Communication Protocol

SCPI and Modbus (RTU)

Other

5-inch TFT-LCD true color display, keyboard lock, screenshot function; Accessories: ATL509 test cable, power cord

Unipolar Stepper Motor Drive Power Supply

Unipolar Stepper Motor Drive Power Supply

Specifications

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ATL108 Communication Cable

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