| Series | Sentry |
| Size | 55 gallon drums |
| Installation | Fits in 3/4 in. NPT vent opening |
| Actuation Point | 32 in. |
| Sensor | UL listed Nitrile Rubber |
| SKU | BJ010821 |
| Manufacturer | BJ Enterprises |
| Material | Plastic |
| Product Type | Alarm |
| Weight | 2.50 LBS |
The Sentry Series Drum Alarm has a low level actuation point of 32 in. and a 10 foot sensor leads for convenient installation to Sentry Control Panels (sold separately). Designed to easily install on 3/4 in. NPT vent openings on standard metal 55 gallon drums. Note: Not recommended for liquids with a specific gravity less than .85. Features Compact low profile sensor housing Waterproof cord grip and housing to prevent external contamination of barrel contents Interfaces with existing Sentry tank monitors (sold separately) Combined with a Sentry tank monitor (sold separately), multiple barrels can be monitored at the same time (additional remote barrel sensors required) 10 foot sensor leads for convenient installation Less expensive than comparable monitors Specifications Series: Sentry Size: 55 gallon drums Installation: Fits in 3/4 in. NPT vent opening Actuation Point: 32 in. Sensor: UL listed Nitrile Rubber
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