
Controller Dahua ASC2202B-D (2 doors, 4 readers, Wiegand, RS485, TCP/IP, PoE)
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- General
- Internet ProtocolIPv4; TCP; UDP
- OSDP ProtocolYes
- SDKYes
- Product AppearanceModel B slide rail
- BuzzerYes
- Casing MaterialPC+ABS
- Unlock ModeCard, remote, password, fingerprint
- Period List128
- Holiday Period128
- Network UpdateYes
- First-Card UnlockYes
- Remote VerificationYes
- Blocklist/AllowlistYes
- Peripheral Card Reader Support4 RS-485 card readers, 4 Wiegand card readers
- Multi-door InterlockYes
- Group CombinationCard/password/fingerprint unlock
- Real-Time SurveillanceYes
- Multiple AuthenticationYes
- User TypesGeneral user, VIP user, patrol user, guest user, blocklist user, other user
- User Capacity100,000
- Fingerprint Capacity3,000
- Card Capacity100,000
- Record Capacity500,000
- RS-485 Ports5 RS-485 ports
- Wiegand Ports4 Wiegand ports
- Network PortOne 10/100 Mbps network port
- Alarm Input4 (digital quantity)
- Alarm Output4 (relay)
- Alarm LinkageYes
- Exit Button Inputs2
- Door Status Detection Inputs2
- Lock Control Outputs2, normally open by default
- Anti-PassbackYes
- Tamper DetectionYes
- Duress AlarmYes
- Door Sensor Timeout AlarmYes
- Intrusion DetectionYes
- Illegal Card Threshold AlarmYes
- Duress FingerprintYes
- Power Supply OptionsStandard PoE (door lock requires additional power), DC 12V (supports door lock power)
- IP RatingIP20, IK04
- Power Consumption (PoE)Standby: 1.0W, Working: 13.0W (card reader max: 1.4A @12V)
- Power Consumption (DC 12V)Standby: 0.8W, Working: 41.6W (card reader max: 1.4A @12V, door lock max: 2A @12V)
- Product Dimensions210 mm × 106 mm × 50 mm (8.27” × 4.17” × 1.97”)
- Packaging DimensionsBox: 255 mm × 166 mm × 87 mm (10.04” × 6.54” × 3.43”), Protective box: 508 mm × 265 mm × 190 mm (20.0” × 10.43” × 7.48”)
- Operating Temperature–30°C to +60°C (–22°F to +140°F)
- Operating Humidity5%RH–90%RH (no condensation)
- Operating Altitude0 m–1300 m (0 ft–4265.10 ft)
- Operating EnvironmentIndoor
- Gross Weight0.6 kg (1.33 lb)
- Installation MethodSurface/guide rail mount
- CertificationsCE, FCC, UL
