Commax DR-nUM User Manual

DOOR STATION DR-nUM / DR-nUS
User Manual
• Thank you for purchasing COMMAX products.
• Please carefully read this User’s Guide (in particular, precautions for safety) before using a product and follow
instructions to use a product exactly.
• The company is not responsible for any safety accidents caused by abnormal operation of the product.

Commax DR-nUM Specifications

General

Brand	Commax
Model	DR-nUM
Category	Intercom System
Language	English

Summary

Introduction

Important Safeguard

Damage Requiring Service

Conditions requiring qualified service personnel for damaged or malfunctioning equipment.

Water and Moisture

Avoid using the product near water, such as bathtubs, sinks, or wet basements.

Object and Liquid Entry

Do not insert objects or spill liquids into the product to avoid fire or electric shock.

Lightning Protection

Unplug unit during lightning storms and consider surge protectors for protection.

Overview

Operation Methods

Wiring

DR-nUM Installation

Wiring diagram and instructions for installing the DR-nUM door station.

DR-nUM with DR-nUS Extension

Wiring diagram for connecting DR-nUM with DR-nUS extension units.

Part List

Specification