KRM-2 duct smoke detector is designed for smoke detection in ventilation ducts. The detector is a combination of a smoke detector and an adapter system. The adapter system has been specially designed for optimal air flow through the smoke detector.
| Supply | 24 Vac/dc |
| Probe | 160…600 mm |
| Sensor | Optical RM3.3 (ALK-E) |
| Output (alarm) | 250 Vac / 24 Vdc, 8 A, change-over contact |
| Output (alarm) | 250 Vac / 24 Vdc, 8 A, NC contact |
| Output (contamination) | 250 Vac / 24 Vdc, 6 A, NC contact |
| Protection class | IP54 |
| Ambient temperature | -20…50 °C |
| Cable gland | M16 |
| Materials | ABS plastic, aluminium |
| Dimensions | 166 x 257 x 77 mm |
| TYPE | ARTICLE | DESCRIPTION |
| KRM-28 | 1137010 | duct smoke detector |
| KRM-2-BAC | 1137030 | BACnet duct smoke detector |
| KRM-2-MOD | 1137020 | Modbus duct smoke detector |
| KRM-RM3.3 | 1137016 | smoke sensor |
| KS | 1137011 | mounting plate for round or insulated ducts |
| KS-WDG | 1137013 | mounting plate for round or insulated ducts (with WDG) |
| RDP 300 | 1137014 | test gas |
| WDG | 1137012 | IP65 housing for KRM |
