0V电源可选 精度：0.1级%
产品型号
BS-2-111，BS-2-112.BS-2-114，BS-2-116，BS-2-121，BS-2-122.BS-2-124，BS-2-126，BS-2-131，BS-2-132.BS-2-134，BS-2-136，
BS-2-141，BS-2-142.WS1542-144，BS-2-146，BS-2-211，BS-2-212.BS-2-114，BS-2-216，BS-2-221，BS-2-222.BS-2-124，BS-2-226，
BS-2-231，BS-2-232.BS-2-134，BS-2-236，BS-2-241，BS-2-242.WS1542-144，BS-2-246，BS-2-311，BS-2-312.BS-2-314，BS-2-316，
BS-2-321，BS-2-322.BS-2-324，BS-2-326，BS-2-331，BS-2-332.BS-2-334，BS-2-336，BS-2-341，BS-2-342.WS1