EXTECH 382275/382276 USER'S GUIDE

This manual introduces the features and characteristics of Extech 382275 (110V) or 382276 (220V) Single Output Laboratory Grade DC Power Supply, including the precise voltage and current adjustment, current limit level setting, remote control and other functions

Brand: EXTECH
Category: Power System Manager
Document type: User Manual
Language: English
Pages: 13
File format: PDF
File size: 287 KB
Published: 01 August, 2012
Updated: 30 September, 2023
Model: 382275, 382276
MD5 checksum: B7BDC0DE2D6D6D41242DB7320116951B
PDF: EXTECH 382275/382276 USER'S GUIDE PDF

About this manual

This manual provides instructions for the Extech 382275 (110V) and 382276 (220V) Single Output Laboratory Grade Switching DC Power Supply. It details the features of the dual action rotary encoder, user presets, and remote control capabilities for adjusting voltage and current levels.

What's inside

Introduction
Safety and Caution
Power Supply Description
Rear Panel Description
Mode Descriptions
Power up Checks
Operation Using the Control Knobs
Connecting to UUT
Remote Control
Overload Protection

Specifications

Input Voltage (Model 382275)	110V
Input Voltage (Model 382276)	220V
Main Output Max Current	20 Amps
Auxiliary Output Max Current	5 Amps
Remote Voltage Adjustment Range	0 to 5V

Frequently asked questions

What are the three user presets for the power supply?

The presets are P1 at 5V Maximum, P2 at 13.8V Maximum, and P3 at 25V Maximum.

How do you check if the cooling fan is working?

Listen for the cooling fan when switching on the power supply; it runs at high speed briefly before stopping.

What happens if the output voltage exceeds the allowable range?

The Over Voltage Protection (OVP) triggers, switching off the output power and displaying an OUP warning.

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