Movable lead access member for handheld field maintenance tool
First Claim
Patent Images
1. A handheld field maintenance tool comprising:
- a first media access unit for communicating in accordance to with a first protocol;
a first network connection point adapted to connect the first media access unit to a process control loop;
a second media access unit for communicating in accordance to with a second protocol;
a second network connection point adapted to connect the second media access unit to the process control loop; and
a movable lead access member having a first position and a second position, wherein the first position allows access to the first network connection point while obstructing the second network connection point, and wherein the second position allows access to the second network connection point while obstructing access to the first network connection point.
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Abstract
A handheld communication and diagnostic tool is provided. The tool is usable with process industry standard protocols having varying physical layers. Each physical layer includes at least one distinct lead. To facilitate proper loop connections, the tool includes a movable lead access member that allows connection to leads for the first physical layer, while obstructing access to leads for the second physical layer.
104 Citations
13 Claims
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1. A handheld field maintenance tool comprising:
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a first media access unit for communicating in accordance to with a first protocol; a first network connection point adapted to connect the first media access unit to a process control loop; a second media access unit for communicating in accordance to with a second protocol; a second network connection point adapted to connect the second media access unit to the process control loop; and a movable lead access member having a first position and a second position, wherein the first position allows access to the first network connection point while obstructing the second network connection point, and wherein the second position allows access to the second network connection point while obstructing access to the first network connection point. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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Specification