Connecting resistance temperature detectors

Applicable modules: U8551, LR8531

You will need: a flat-head screwdriver (with a tip width of 2.6 mm) and a resistance temperature detector

 

Recommended wire diameter

Single-wire

Diameter of 0.32 mm to 1.29 mm (AWG 28 to 16)

Stranded wire

0.2 mm2 to 0.52 mm2 (AWG 24 to 20)

Standard stripping length

9 mm

1 Open the terminal block cover.

2 Press down on the terminal button with the flat-head screwdriver.

3 Insert the cable into the terminal hole while depressing the button.

Three-wire type: Insert the cables into the positive terminal (red), negative terminal (black), and SoL terminal (black).

Four-wire type: Insert the cables into the positive terminal (red), negative terminal (black), SoL terminal (black), and SoH terminal (red).

 

Cable insulation colors vary by country and manufacturer. Check before connecting.

4 Remove the flat-head screwdriver from the button.

The cable will be locked in place. Pull gently on the cable and verify that it does not come out.

5 Connect the cable to the measurement target.

6 Close the terminal block cover.