RTD 45° Spring Articulated Surface Probe


Spring articulated 45° surface probe provides good feel and certainty of contact.  Ideal for flat surfaces such as molds, dies, platens, bearings, frozen foods, and electronic parts. Miniature tip. Electrically isolated handle. 900°F temperature limit. 4 inch shank.

Utilizes platinum RTD for long term stability and repeatability and use as a primary standard.

Available with connectors to work with our TM, TMA, 392, and 392HP series meters.



Spring Articulated 45° Surface

Shank Length

4 inches

Shank Diameter

0.25 inch

Shank Material

Stainless Steel


Platinum RTD

Available Models

TM: M8x1, 4-pin connector (for use with TM612 or TM630)
TMA: Lemo 4-pin connector (for use with TM612A or TM630A)
392AHP: 4-Pin Din connector - Female (for use with 392HP & 392AHP Series)
392A Series: 3-conductor, 0.176 inch “bantam” phone plug, copper alloy (for use with 392A Series)



Handle Material


For Use With

Molds, dies, platens, electronics, and other surfaces

Upper Temperature Limit


Response Time

2 second response measured on a flat surface at 400°F