
The J200 fork thickness gauge from Käfer is a high-resolution analogue dial gauge (0.01 mm reading) with a 200 mm deep throat, compliant with the DIN 878 standard; the lifting lever acts on a pin through the measuring spindle.
- Analogue dial gauge: 0.01 mm reading
- Measuring range: 10 mm
- Throat depth: 200 mm
- Compliant with DIN 878: standardised accuracy
- Contact force: 2.0 N ±20%
- Contact points: interchangeable (shapes a–e)
- J200/30 version: 30 mm range, concentric pointer
The J200 offers a reading of 0.01 mm and a 200 mm deep throat, with a lifting lever fixed to a pin that passes through the measuring spindle. The contact force is 2.0 N ±20%. Accuracy compliant with DIN 878.
The J200/30 version uses the same fork but has a measuring range of 30 mm and a second, concentric pointer that makes reading the dial gauge quick and reliable. Contact point form c as standard, with forms a, b, d or e available at no extra charge.

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Technical characteristics
| Feature | Value |
| Instrument type | Fork thickness gauge with analogue dial gauge and lifting device |
| Reading | 0.01 mm |
| Measuring range | 10 mm (J200/30 version: 30 mm) |
| Range per revolution | 1 mm |
| Throat depth | 200 mm |
| Bezel diameter | 58 mm |
| Accuracy | to DIN 878 |
| Contact force | 2.0 N ±20% (1.2 / 3.0 N on request) |
| Standard contact point | shape c |
| Optional contact points | shapes a, b, d or e |
Part numbers, accessories and spare parts
Order codes for the J200 and its accessories. The article codes will be added as soon as they are available.
Instrument – complete kit

| Part number | Product code | Description |
| — | J200 | Fork thickness gauge, 10 mm range, 200 mm throat, with lifting device |
| — | J200/30 | 30 mm range with concentric pointer |
Accessories
Photo
Part number
Product code
Description

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Contact points (shapes a, b, c, d, e)
Interchangeable contact points suited to different materials; shape c as standard

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Replacement dial gauge
Replacement dial gauge, supplied without contact point
Technical documentation
| Document | Type |
| Käfer fork thickness gauge catalogue (metric) | Catalogue (PDF) |
Frequently asked questions
200 mm, with a 0.01 mm reading and a 10 mm measuring range.
2.0 N ±20% (with 1.2 or 3.0 N options on request).
It has a 30 mm measuring range and a concentric pointer for quicker, more reliable reading.
Yes, the accuracy complies with DIN 878.
Contacts & Information
Contact for general information : info@roder.it
Machine Vision Division of RODER : www.rodervision.com
RODER Instruments Division : www.innovacheck.com
More about RODER : about us
The information contained in this website is provided for information purposes only. Although it has been prepared with the greatest care, it does not constitute a contractual offer or a binding commitment to supply. It may contain transcription, translation or typographical errors. For precise and up-to-date information, please contact our company directly.
Note: Some images on this website have been intentionally generated using artificial intelligence (AI). This is because, for many applications and projects, photographs of the actual installation or system cannot be disclosed owing to confidentiality agreements, contractual clauses and non-disclosure agreements (NDAs).
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