ASC4201C-D
Dahua Single Door two-way Access Controller
> Adopts Linux and comes with a webpage.
> Supports 100,000 users, 100,000 passwords, 100,000 cards, 10,000 fingerprints, and 500,000 access records.
> Supports multiple unlock methods including card, password, fingerprint and QR code. You can also combine them to create your own personal unlock methods.
> Supports RS-485 card reader and Wiegand card reader.
> Offers multiple types of alarms such as duress, tamper, intrusion, unlock timeout, excessive use of illegal card, mains electricity power failure and undervoltage.
> Supports anti-passback, multi-person unlock, first-card unlock and remote verification.
> Supplies power to 1 lock (12 V, 1.2 A or lower) and 2 card readers (12 V, 500 mA or lower) at the same time.
> Supports charging and discharging the battery. The battery is sold separately, but a space was reserved for it that is 157 mm × 127 mm × 75 mm (6.18" × 5.00" × 2.95") (L × W × H).
> Features the fire alarm linkage. The device must be connected to the alarm input port and the corresponding linkage must be configured.
> Fire safety control linkage can be accessed through the independent port.
> Supports TCP/IP connection, auto registration, P2P registration and DHCP.
> Compatible with the platforms of SmartPSS Lite Lite, DSS Pro and DMSS.
System
Main Processor
Embedded Processor
Network Protocol
IPv4;UDP;P2P;IPv6;TCP
OSDP Protocol
Yes
Interoperability
ONVIF PROFILE C
SDK
Yes
API
Yes
Basic
Product Type
Controller
Buzzer
Yes
Casing Material
SGCC galvanized
Function
Verification Method
Card;Password;Fingerprint;Remote;QR Code
Period List
128 groups
Holiday Period
128 groups
Network Update
Yes
First User Unlock
Yes
Remote Verification
Yes
Restricted List/Trusted List
Yes
Peripheral Card Reader
Supports 2-channel RS-485 card readers and 2-channel Wiegand card readers.
Multi-user Authentication
Yes
Real-time Monitoring
Yes
Multi-factor Authentication
Yes
Web Configuration
Yes
Unidirectional or Bidirectional
Bidirectional
User
User (Card) Type
General user, VIP user, patrol user, guest user, blocklist user, other users, custom user 1 and custom user 2
Capacity
User Capacity
100,000
Fingerprint Capacity
10,000
Card Capacity
100,000
Record Capacity
500,000
Port
RS-485
3 ports. 2 for card readers, and the remaining 1 is for the extension port.
Wiegand
2-channel input
Network Port
1 RJ-45, 10 Mbps/100 Mbps self-adaptive
Alarm Input
7 channels.
Channel 1 is for connecting to the fire safety control.
Channels 2–3 support alarms for different events. There are 4 statuses for these channels: Normal, alarm, short circuit and open circuit.
Channels 4–7 are standard alarm input channels.
Expandable to 8 channels when connected to an external alarm module.
Alarm Output
4 channels; expandable to 8 channels when connected to an external alarm module.
Alarm Linkage
Yes
Exit Button
1 channel
Door Status Detection
1 channel
Lock Control
1 channel
Alarm
Anti-pass Back
Yes
Tamper Alarm
Yes
Duress Alarm
Yes
Door Sensor Timeout
Yes
Intrusion
Yes
Illegal Card Exceeding Threshold
Yes
Duress Fingerprint
Yes
General
Power Supply
Switching power supply (AC to DC, AC 100–240 V 1.4 A; DC 12 V 6 A)
Power Consumption
≤ 3 W; it might alter if other devices are connected
Product Dimensions
397.6 mm × 262.6 mm × 82.8 mm (15.65" × 10.34" × 3.26") (L × W × H)
Packaging Dimensions
473 mm × 353 mm × 162 mm (18.62" × 13.90" × 6.38") (L × W × H, 1 in 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
4.0 kg (8.82 lb)
Installation
Surface Mount
