Description
Product Description
Dahua ASC2202B-S
The device supports up to 100,000 card users, 3,000 fingerprints and 500,000 event records, making them a scalable solution for large systems.
Specification Dahua ASC2202B-S
| System | Internet Protocol | IPv4; TCP; UDP |
| OSDP Protocol | Yes | |
| SDK and API | Yes | |
| Basic | Product Appearance | Model B slide rail |
| Buzzer | Yes | |
| Casing Material | PC+ABS | |
| Function | Unlock Mode | Card/remote/password/fingerprint unlock |
| Period List | 128 | |
| Holiday Period | 128 | |
| Network Update | Yes | |
| First-Card Unlock | Yes | |
| Remote Verification | Yes | |
| Blocklist/Allowlist | Yes | |
| Peripheral Card Reader | 2 RS-485 card readers 2 Wiegand card readers | |
| Multi-door Interlock | Yes | |
| Group Combination | Card/password/fingerprint unlock | |
| Real-Time Surveillance | Yes | |
| Multiple Authentication | Yes | |
| User | User (Card) Type | General user, VIP user, patrol user, guest user, blocklist user, and other user |
| Capacity | User | 100,000 |
| Fingerprint | 3,000 | |
| Card | 100,000 | |
| Record Capacity | 500,000 | |
| Port | RS-485 Port | 3 RS-485 ports |
| Wiegand | 2 Wiegand ports | |
| Network | One 10/100 Mbps network port | |
| Alarm Input | 2 (digital quantity) | |
| Alarm Output | 2 (relay) | |
| Alarm Linkage | Yes | |
| Exit Button | 2 | |
| Door Status Detection | 2 | |
| Lock Control | 2, stays open by default | |
| Alarm | Anti-Passback | Yes |
| Tamper | Yes | |
| Duress | Yes | |
| Door Sensor Timeout | Yes | |
| Intrusion | Yes | |
| Illegal Card Exceeding Threshold | Yes | |
| Duress Fingerprint | Yes | |
| General | Power Supply | Standard POE (an additional power supply for the door lock is needed); DC 12V (support supplying power to the door lock) |
| IP Rating | IP20, IK04 | |
| Power Consumption | Standby 1.0W, working 13.0W (Standard PoE; rated voltage of the card reader power supply is 12V, and the total max. rated current is 1A) Standby 0.8W, working 24.8W (DC 12V; rated voltage of the card reader power supply is 12V, and the total max. rated current is 1A; rated voltage of the door lock power supply is 12V, and the total max. rated current is 1A) | |
| Product Dimensions | 155 mm × 106 mm × 50 mm (6.10”× 4.17”× 1.97”) | |
| Packaging Dimensions | Packaging box: 190 mm × 141 mm × 87 mm (7.48”× 5.55”× 3.43”) Protective box: 439 mm × 393 mm × 191 mm (17.28”× 15.47”× 7.52”) | |
| Operating Temperature | –30°C to +60°C (–22°F to +140°F) | |
| Operating Humidity | 5%RH–90%RH (no condensation) | |
| Operating Altitude | 0 m–1300 m (0 ft–4265.10 ft) | |
| Operating Environment | Indoor | |
| Gross Weight | 0.4 kg (0.89 lb) | |
| Installation | Surface/guide rail mount | |
| Certification | CE/FCC/UL |
*We have done our best to provide an accurate description and specifications. Please note that these were created and translated automatically using manufacturer data. Colors and appearance may look different depending on your monitor settings. Before buying, please check the product sheet from the manufacturer for official information. The “Specification” section may refer to different variants of the same device (depending on the exact model name/identifier). If anything is unclear or inconsistent, please contact the seller before purchase. If warranty information is provided, it refers to the manufacturer’s warranty unless stated otherwise. Product images may show multiple color variants. If the model name does not include a color designation, it typically refers to the default version (e.g., for cameras: white). Other variants are indicated in the product name, such as “Black” or “BLK”.
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