803-B44RHRA

This Allen Bradley product, the 803-B44RHRA, is a Rotating Cam Limit Switch. This product is offered in six different styles for various applications; these different categories are Style A, B, E, EF, F and, P. This product, the 803-B44RHRA, is a Style “B” product with slight modifications of group 1 and group 2. The 803-B44RHRA exhibits single pole double throw snap action contacts that are rated for the 10A continuous current and four circuits. The Style “B” series of devices are equipped with 2 to 12 independent cam operators, while this particular device has four independent cam operators, as specified in its catalog number.

With 150 RPM maximum shaft speed, the 803-B44RHRA is contained in Type 1 and Type 4/13 enclosures. The Type 1 enclosures symbolize general-purpose enclosures, while the Type 4 and 13 signify dust-tight, water-tight, and oil-tight industrial enclosures. The “RH” in this product’s catalog number signifies that it contains modifications of the basic device selected from the Modification Group 1. Usually, this line of Style “B” products have a left-hand side shaft extension, but the modifications from Group 1 turn it into a right-hand shaft extension. The 803-B44RHRA is also modified for the speed reducers with a gear ratio of 40:1. The Cam duration of the 803-B44RHRA product lies somewhere between 14 and 346 degrees. Additionally, the 803-B44RHRA has internal dwell and timing adjustments. These internal dwell and timing adjustments must, however, be made when the device is not moving.