DA1538
Product Number：DA1538Crystal Series – Facial Recognition Access Controller / Reader
- High-Performance Facial Recognition: Supports facial feature recognition with a detection range of 40–90 cm (optimal at 50 cm) and is suitable for user heights from 1.2 to 2.1 m, delivering fast and contactless access.
- Large-Capacity Data Storage: Stores up to 900 facial templates; supports up to 1,000 card records including access and control cards, with a built-in buffer for 1,500 access control event logs.
- Intelligent Security Mechanisms: Equipped with multiple alarms including tamper detection, forced entry/exit, and door-open timeout; supports patrol card mode (record only, no door unlock) to ensure inspection activities do not compromise security.
- Stable and Reliable Operation: Built-in lithium battery maintains normal clock operation for approximately 60 days, and offline verification ensures valid access decisions even during network interruptions.
- Flexible Access Control Management: Supports independent time zone settings for 7 days per week and up to 8 access periods per day, with flexible holiday schedules and access rules configurable for different user roles.
General Specifications
| Characteristic | Specification | Description |
| Input Voltage | DC 10 ~ 15V | |
| Current Consumption | Max. 160 mA @ DC 12V | |
| Valid Card Capacity | 1,000 cards (up to 900 face templates) | No additional cards can be stored when the valid card or patrol card capacity is full |
| Patrol Card Capacity | 10 cards | Patrol card access is recorded only and does not unlock the door |
| Event Log Capacity | 1,500 records | When the log memory is full, the oldest record will be overwritten |
| Status Indicators | LED (Blue, Green, Red, White) | Different LED colors indicate different system statuses |
| Alarm Function | Supported; configurable with K2 relay linkage | Tamper alarm, forced entry/exit alarm, and door-open timeout alarm |
| Group Function | 1 group configurable | Individual holiday tables and time zone tables can be configured |
| Operating Temperature | 0 ~ 50°C | |
| Operating Humidity | 5 ~ 95% | |
| Housing Material | ABS (UL94V0) | |
| Dimensions (L × W × H) | 120 × 72 × 24 mm | |
| Card Format | ISO/IEC 14443A | Reading distance up to 5 cm |
| DI | 3 sets | Includes exit button, door contact, and emergency button; NO/NC contacts selectable |
| DO | 2 sets | Includes electric lock and alarm outputs; NO/NC contacts selectable |
| Built-in Backup Battery | Lithium battery | Powers the RTC IC for approximately 60 days during power loss; automatically recharges when power is restored |
| Time Schedule Control | Supported | Independent schedules for 7 days per week, up to 8 access periods per day; supports holiday control, temporary suspension, and historical log inquiry |
| Remote Control Function | Supported | Supports emergency door opening via host command for real-time remote control |
