Figure 10 - 3-Wire Sensor - Honeywell 2MLF-RD4A User Manual

2. Specifications
2.3. RTD input module characteristics
b) If 3-wire sensor is connected using (connection) terminal unit.
ATTENTION
1*: If sensor and compensating wire are shielded, connect shield line to FG
terminal of the module.
32 Resistance Temperature Detector 2MLF-RD4A User's Guide
Figure 10 – 3-Wire sensor
Honeywell
R200
September 2010