Description
Description
The Fire-Lite MDF-300A is a dual addressable monitor module for Fire-Lite addressable fire alarm control panels. It is a standard-sized dual monitor module used to monitor and supervise two independent two-wire Style B (Class B) dry-contact initiating device circuits (IDCs) at twoseparate, consecutive addresses in intelligent, two-wire sys-tems
The MDF-300(A) Dual Monitor Module is intended for use in intelligent, two-wire systems. It provides two independent two-wire initiating device circuits (IDCs) at two separate, consecutive addresses. It is capable of monitoring normally open contact fire alarm and supervisory devices. The module has a single panel-controlled LED.
Features
- Built-in type identification automatically identifies this device as a monitor module to the control panel
- Powered directly by two-wire SLC loop. No additional power required
- High noise (EMF/RFI) immunity
- SEMS screws with clamping plates for ease of wiring
- LED flashes during normal operation and latches on steady to indicate alarm
Specifications
| Normal operating voltage | 15 to 32 VDC |
| Maximum current draw | 6.4 mA (LED on) |
| Average operating current | 750 μA (LED flashing) |
| EOL resistance | 47K ohms |
| Maximum IDC wiring resistance | 1500 Ohms |
| Temperature range | 32°F to 120°F (0°C to 49°C) |
| Humidity range | 10% to 93% non-condensing |
| Dimensions | 4.5" (11.43 cm) high x 4" (10.16 cm) wide x1.25" (3.175 cm) deep. Mounts to a 4" (10.16 cm) square x2.125" (5.398 cm) deep box. |
