UL Base Mount Isolator
In fire alarm system, such condition often occurs that partial short circuit of loop affects the whole system. DC-M9504 Base Mount Isolator can isolate the shorted circuit from the whole system and light the yellow LED to ensure normal operation of other parts and locate the part in fault. After the fault is cleared, the part of the loop will be re-included into the system. The isolator is applicable to Class A loop wiring.
Product Details
| FEATURES |
|---|
| Isolation of short circuit, automatic restore when short circuit is cleared. |
| Standards: UL864, NFPA [70,72] |
| Class A loop wiring applicable |
| NAME | DETAILS |
|---|---|
| Maximum Operating Voltage (VMAX) | 28VDC |
| Operating Voltage (VNOM) | 24V |
| Minimum Operating Voltage (VMIN) | 16V |
| Standby Current | ≤0.15mA |
| Action Current | ≤2mA |
| Action LED Yellow | It flashes in standby state, and lights steady in action. |
| Maximum Capacity | 70 devices between two isolators |
| Devices quantity connected to each loop | ≤128 |
| Ambient Temperature | 0℃～+49℃ |
| Relative Humidity | ≤93%, non condensing |
| Material and Color of Enclosure Flame–retardant ABS(PA-765A) | White. |
| Dimension | ф100mm×39mm |
| Mounting Hole Spacing | 45mm~75mm |
| Weight | About 100g |