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System Sensor 21mA 240 VAC 4-Wire Photoelectric Duct Smoke Detector, D4240
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About System Sensor 21mA 240 VAC 4-Wire Photoelectric Duct Smoke Detector, D4240
Key Features
Two DDT Form C Relay Contacts
Photoelectric, Integrated Low-Flow Technology
Patented Interconnect Feature for Multi-Fan Shutdown
Built-in Short-Circuit Protection from Operator Wiring Errors
Product Specification
| Brand | System Sensor |
| DigiMRO Item Code | SSFD4240 |
| Operating Temperature | -20 to 70 deg C |
| Reset Time | 0.03 to 0.3 Sec |
| Humidity | 0-95% (Non-Condensing) |
| Voltage | 24 V AC/DC or 240 V AC |
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