Fixturing

Accessories

Below are our selection of accessories for use with the Starter, Custom and Universal fixture kits.

AT FLYING LEAD CONNECTION POST (Part # 78-026)

Easy to use when testing components with flying leads.
Wire can be easily threaded through the post and then pushed down into socket to make connection.
Used to quickly connect loose transformer wires up to the 4mm safety sockets of the 91-186 Universal fixture Plate.

AT NON-KELVIN GRABBER LEAD (Part # 78-027)

Non-Kelvin grabber allows quick connection from the pin of your wound component to the 4mm safety sockets of the 91-186 Universal Fixture Plate.
The non-Kelvin grabber clip can be used with ease when testing components with flying leads and/or non-standard connections.
Can easily clip onto wire with the spring loaded clip end for a firm connection

AT KELVIN CROCODILE CLIP (Part # 78-028)

The Kelvin crocodile clip allows quick connection from the pin of your wound component to the 4mm safety sockets of the 91-186 Universal Fixture Plate.
Can be used with ease when testing components with flying leads and/or non-standard connections.
Can easily clip onto wire for a firm connection, and provides full true Kelvin connection up to the point of contact so that all stray impedances and be compensated out.

AT NON-KELVIN CROCODILE CLIP (Part # 78-029)

The AT non-kelvin crocodile clip can be used with ease when testing components with flying leads and/or non-standard connections. Can easily clip onto wire for a firm connection.

AT UNIVERSAL LEAD SET (Part # 78-030)

We’ve put together a collection of useful probes and connectors, which will provide you with fixture connectivity under almost any circumstance.
This package is ideal for testing a wide range of component types.
These leads can be used when testing low volume and/or high mix transformers with flying leads or non-standard connections

The AT Universal Lead Set Contains:
- 10 AT Flying Lead Connection posts
- 10 AT Non-Kelvin grabber clips
- 10 AT Kelvin crocodile clips
- 10 AT Non-Kelvin crocodile clips

Additional Accessories for the Fixture kits.

If you are planning to build your own fixture, then we also provide a range of items to help you.

For a complete explanation of each part, please see the AT Fixture Brochure and AT Fixture Assembly Guide, which are available on the "Further info" page.

1. Drilling templates

To enable the probe housing box and the test piece interface plate be drilled to the accuracy required.
Stainless steel drilling templates are available in the following grid pitches:
- 1.27mm (Part #50-308)
- 2.00mm (Part #50-309)
- 2.50mm (Part #50-310)
- 2.54mm (Part #50-311)
- 3.81mm (Part #50-312)
Tooling is not required if it is intended to use a pre-drilled kit (below)

2. Pre-Drilled Kits

These Kits contain an interface plate and a probe plate already drilled to common industry standard dimensions.

The parts can then be easily assembled into a fixture plate and probes inserted into the positions you need, and then wired to the test nodes.

(Part # 91-197,91-198,91-199,91-200)

3. Probe Starter Kits

A selection of probes and receptacles to cover common transformer types.
See brochure for full description.

Kit A - Part #100-061
Kit B - Part #100-062
Kit C - Part #100-063

4. Kelvin Blades

Gold plated copper alloy blades mounted in a plastic sleeve.
Ideal for true Kelvin connections to your transformer.
Minimum pitch: 0.15” (3.81mm)
Minimum pin dia. 0.025” (0.635mm)
Maximum pin dia. 0.04” (1.016mm)

pack of 10 - Part # Medium Kelvin Blade

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