Cook the pasta as package directs. Rinse under cold water and drain. In a large bowl, toss the pasta with the beans, carrot, bell pepper, scallions and parsley. Whisk together the dressing ingredients in a small bowl. Pour the dressing over the salad and toss to mix.
Per serving - 296 calories, 4 g fat (13% calories from fat), 13 g protein, 54 g carbohydrate, 9 g fiber, 0 mg cholesterol, 410 mg sodium