| Model | AH-8321 | ||
| Type | 2-wire | 3-wire | 4-wire |
| Alarm Contact | N/A | N/A | 0.8A @30V DC |
| 0.4A @125V AC | |||
| Voltage Range | 12 ~ 30V DC | ||
| Alarm Current | 35mA | 35mA | 30mA |
| @24V DC 470Ω | |||
| Permissible Current | 185mA | ||
| Standby Current | Under 30μA | ||
| Sensitivity Setting | Comply to UL268, EN54, CNS | ||
| Ambient Temperature | -10℃ ~ +55℃ | ||
| Material | Fire-proof plastic | ||
| Dimensions | 102mm(Dia.) x 50mm(H) | ||
| Weight | About 170g | ||
| Color | White | ||