Passive Infrared Sensor Module 2s Not Adjustable for Home Security System
The SB312 is a digital motion sensor developed by Senba Sensing. The SB312 features an improved digital sensor with configurable delay time ranging from 2 seconds to 70 minutes and includes a built-in light sensor with adjustable sensitivity. The SB312 supports both indoor and outdoor installation, and the detection range is user-adjustable. The SB312 provides a standard TTL output signal compatible with microcontroller interfaces and is suitable for applications such as automatic lighting control and presence detection systems.
IC integrated
Digital Signal Processing
Insensitive to RF interferenced
For Security Systems
| Model NO. | SB312 |
| Size | 10*8mm |
| Supply Current | DC3V~ 12V |
| Current Drain | <20uA |
| Voltage Output | High level signal:3.0V, Standby output is 0V |
| Delay time | 2s not adjustable |
| Operation Temperature | -20℃~ 60℃ |
| Infrared Sensor | Dual element, low noise, high sensitivity |
| Light Sensor | No CDS |
| TTL Output | TTL output can be directly connected to micro controller or logic device |
| Sensitivity | High Sensitivity |
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