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Dahua Technology Unveils WizColor 2.0: Advancing Clear and Vivid Monitoring in Low-Light Environments

2026-04-15

Dahua Technology Unveils WizColor 2.0: Advancing Clear and Vivid Monitoring in Low-Light Environments

ASC2204C-D

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ASC2204C-D
ASC2204C-D
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ASC2204C-D

Access Controller

Key Points
    • 4 Door 2 Way Networked Access Controller
    • 100,000 Users, 100,000 Passwords, 100,000 Cards, 3,000 Fingerprints and 500,000 Records
    • 9 x RS485 ports, 8 x Wiegand Ports
    • 8 Channel Alarm Input, 8 Channel Alam Output
    • Supports Anti-Passback, Multi-Person Unlock, First-Card Unlock and Remote Verification
    • Supports Backup DC12V7A Battery Access, Charging and Discharging
    • Features Fire Alarm Linkage
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Datasheet

Specifications

System

Main Processor

Embedded processor

Internet Protocol

IPv4; TCP; UDP

OSDP Protocol

Yes

SDK

Yes

Basic

Product Appearance

Type C Iron Container

Buzzer

Yes

Casing Material

SECC steel board

Function

Unlock Mode

Card swiping; Remote; Password; Fingerprint

Period List

128

Holiday Period

128

Network Update

Yes

First-Card Unlock

Yes

Remote Verification

Yes

Blocklist/Allowlist

Yes

Peripheral Card Reader

8-Channel RS-485 card reader
8-Channel Wiegand card reader

Multi-door Interlock

Yes

Group Combination

Card swiping; password; fingerprint

Real-Time Surveillance

Yes

Multiple Authentication

Yes

User

User (Card) Type

General user; VIP user; patrol user; guest user; blocklist user; other user

Capacity

User

100,000

Fingerprint

3,000

Card

100,000

Record Capacity

500,000

Port

RS-485 Port

9 × RS-485 ports

Wiegand

8 × Wiegand ports

Network

1 × 10/100 Mbps Ethernet port

Alarm Input

8 (digital quantity)

Alarm Output

8 (relay)

Alarm Linkage

Yes

Exit Button

4

Door Status Detection

4

Lock Control

4 channels, NO by default

Alarm

Anti-Passback

Yes

Tamper

Yes

Duress

Yes

Door Unlock Timeout

Yes

Intrusion

Yes

Illegal Card Exceeding Threshold

Yes

Duress Fingerprint

Yes

General

Power Supply

100-240 V AC

IP Rating

IP20; Ik04

Power Consumption

≤ 0.8 W (standby), ≤ 39.6 W (working)

Product Dimensions

337 mm × 272 mm × 90 mm (13.27”× 10.71”× 3.54") (H × W × D)

Packaging Dimensions

472 mm × 352 mm × 163 mm (18.58" × 13.86" × 6.42") (H × W × D) (one product in an inner carton)

Operating Temperature

–30°C to +60°C (–22 °F to +140 °F)

Operating Humidity

5%–95% RH (non-condensing)

Operating Environment

Indoor

Gross Weight

3.5 kg (7.72 lb)

Installation

Surface mount

Certification

CE; FCC; UL

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