Bridge Board (Model 4200) Murah

Bridge Board (Model 4200)

Use this free-standing support with a sounding reel (sold separately) to raise or lower a current meter or sediment sampler over bridge railings. The vertical leg is adjustable to match rails of 12” to 48” heights. The 4’ boom extends past the bridge railing to lower the instrument into the water below. Recommended maximum weight of the instrument being lowered is 30 pounds. The bridge board is constructed of aluminum with stainless steel hardware. Folds for easy transportation and storage. Dimensions (collapsed): 48” x 12” x 6”.

A-Pak Sounding Reel Optional sounding reel is equipped with 45’ of sounding cable, a digital counter depth indicator, pressed sleeve connector, and heavy-duty carrying case. Mounts to bridge board with three wing nuts (included). Constructed of aluminum, brass, bronze, and stainless steel. Electric terminals, connected to the cable, are provided for sending or receiving electrical signals to or from a current meter.

15 lb. and 30 lb. Sounding Weights Optional sounding weights hold current meters against the flowing water. The 15 lb. sounding weight is solid bronze, and the 30 lb. sounding weight is lead. Each weight is furnished with the required weight hanger and weight hanger pin.