| Base Diameter: | 6.2 inches (157 mm) |
| Base Height: | 0.95 inches (24 mm) |
| Weight: | 0.3 lb. (137 g) |
| Mounting: | 4-inch square box with or without plaster ring. Min. depth–1.5 inches |
| 3-1/2-inch octagon box. Min. depth–1.5 inches |
| Operating Temperature Range: | 0° to 49°C (32° to 120°F) |
| Operating Humidity Range: | 10% to 93% Relative Humidity, Noncondensing |
| System Voltage: | 24 VDC |
| Maximum Ripple Voltage: | 4 Volts peak-to-peak |
| Start-Up Capacitance: | 0.02µF Maximum |
| Standby Ratings: | 20 VDC Minimum |
| 29 VDC Maximum |
| 120 ìA Maximum |
| Alarm Ratings: | 17 mA Minimum |
| 36 mA Maximum |
| Reset Voltage: | 1.4 VDC Minimum |
| Reset Time: | 0.3 Seconds Maximum |
| (The optional RA400Z operates within specified detector alarm currents.) |
| Start-up Time: | 34.0 Seconds Maximum |
| Relay Contact Ratings: | |
| Resistive or Inductive (60% Power Factor) | |
| Form A: | 2.0 A @ 30 VAC/DC |
| Form C: | 2.0 A @ 30 VAC/DC |
| 0.6 A @ 110 VDC |
| 1.0 A @ 125 VAC |
