// Medical Scientific Connectors

RTD PT100 4-Wire Connector

PT100 RTD (Resistance Temperature Detector) 4-wire connections eliminate lead resistance error from precision temperature measurements. Four wires (two force, two sense) are connected via terminal blocks or M8 connectors.

// Specifications

Standard

IEC 60751 PT100 4-wire

Resistance

100 ohm at 0C

Accuracy

Class A plus/minus 0.15C at 0C

Wiring

4-wire Kelvin to eliminate lead resistance

Connector

Terminal block or M8 3/4-pin

Use Case

Precision industrial temperature measurement

// Pin Reference Table

Pin	Name	Function	Type
F+	Force+	Current excitation positive	PWR
S+	Sense+	Voltage sense positive	ADC
S-	Sense-	Voltage sense negative	ADC
F-	Force-	Current excitation negative	PWR