ALM-Horn-BR
Single Input, Single Output Piezo Transducer Alarm Siren with 4 selectable tones for Security and Alert Systems
Features
- Standard Alarm Siren or with Wi-Fi, RS-485 interface
- Modbus TCP, Modbus RTU protocol
- Photo couple input, Open Collector output
- Wide power supply range
- Wide operating temperature range
- Piezo Transducer Output
- Water clear upper cover with 8 Ultra-Bright RED LED, or -BR version with 8 Blue + 8 Red Ultra-Bright LED
- 4 Selectable Alarm Tone
- NC/NO Input Selectable
Introduction
The ALM-Horn Series include 3 models, -BR with water clear upper cover, Blue + Red LED, ALM-Horn as standard siren, ALM-Horn-WF have WLAN connection complies with the IEEE802.11b/g/n standards, support Modbus TCP protocol & HTML, ALM-Horn-MRTU have RS-485 interface support Modbus RTU protocol.
ALM-Horn series device include 1-channel digital input for any dry contact output such as SA, BA, FA..etc, and 1-channel digital output Each device has 4 kinds of alarm tone, NC/NO input mode select by switchs. The ALM-Horn-WF & -MRTU support Modbus protocol, Which makes perfect integration for monitoring or control in SCADA software, HMI Modbus & Utilitys. ALM-Horn series have High Sound Pressure output, wide input power range & IP43 waterproof.
Specifications
| EMS Protection | |
| EFT (IEC 61000-4-4) | ±2 kV for Power Line |
| ESD (IEC 61000-4-2) | ±8 kV Contact for each Terminal |
| LED Indicators | |
| Status | 2 colors LED, Blue for System status, Red for Alarm status. |
| Digital Input/Counter | |
| Channels | 1 |
| Type | Dry Contact: Sink |
| Dry Contact, ON Voltage Level | Close to GND |
| Dry Contact, OFF Voltage Level | Open |
| Isolation | 3750 VDC |
| Digital Output | |
| Channels | 1 |
| Type | Open Collector (Sink) |
| Load Voltage | +3.5 VDC ~ +30 VDC |
| Max. Load Current | 400 mA |
| Alarm Output | |
| LED | Water clear upper cover with 8 RED UltraBright RED LED -BR: With 8 Blue + 8 RED UltraBright LED |
| LPiezo Transducer Pressure Level | 120 ±5 dB @10cm/3.0 KHz (W/O waterproof membrane) |
| Dip Switch | |
| Mode | SW1,2: Include 4 kinds of alarm Tone, SW4:Input Mode (NO/NC) select |
| Power | |
| Input Range | 12 ~ 48 VDC with Reverse Protection (Vin to GND) |
| Consumption | 0.4 W Active. |
| Mechanical | |
| Dimensions (mm) | 119 x 119 x 48 (W x L x H) |
| Installation | Panel Mount/ Wall Mount |
| Ingress Protection Rating | IP43 |
| Environmental | |
| Operating Temperature | -20 ~ +75°C |





