Loop Isolator Module Legacy Series
In loop type fire alarm system, it often occurs that partial short circuit of loop affects the whole system. AI-520 Loop Isolator can isolate the shorted circuit from the whole system to ensure normal operation of other parts and locate the isolated part.
The isolator is applicable to all kinds of loop fire alarm systems, suitable for Class A and Class B.
| Operating Voltage | 24VDC (16VDC~28VDC) |
|---|---|
| Standby Current | ≤ 3mA |
| Action Current | ≤15mA |
| Capacity | Maximum 32 devices every two isolators |
| Indicator | Yellow, flashes when polling, illuminates in action. |
| Ingress Protection Rating | IP30 |
| Operating Temperature | 0°C～+49°C～+49°C |
| Relative Humidity | ≤95%, non condensing |
| Material and Color of Enclosure | ABS, White (RAL 9016) |
| Dimension (L×W×H) | 120mm×80mm×39mm (with base) |
| Weight | About 175g (with base) |
- Working mode can be set to normally open, normally closed and normally open cable monitor through programmer.
- Electronically addressed. The address can be modified in field.
- The built-in microprocessor processes messages intelligently.
- Insulation technology for input signal, good anti-interference ability.
- Plug-in structure.
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