Combine beans and 5 1/2 cups water in a 6-quart pressure cooker. Close lid securely; bring to high pressure over high heat. Adjust heat to medium or level needed to maintain high pressure; cook 1 minute.
Remove from heat; place cooker under cold running water.
Add beans and 6 cups water. Close lid securely; bring to high pressure over high heat. Adjust heat to medium or level needed to maintain high pressure, and cook 12 minutes.
Remove from heat; place cooker under cold running water.
Remove lid.
Drain bean mixture; rinse with cold water.
Drain and cool.
Combine bean mixture, corn, tomato, onion, and bell peppers in a large bowl.
To prepare dressing, combine juice and next 7 ingredients (juice through jalapeos), stirring with a whisk. Stir in cilantro.
Pour dressing over bean mixture; stir gently to combine. Cover and refrigerate at least 30 minutes.