Micromod MOD: Modcell 2050R Users Guide - Manual (Page 21)

IB-23C650
INSTALLATION
Figure 4. RTD Input Connections
t°
Note
RTD INPUT
t°
2-WIRE RTD
Shield
3-WIRE RTD
Shield
Note: 4-Wire RTD connected
same as 3-wire RTD
with fourth lead unused.
RTD input specifications are:
RTD Type: 3-Wire Platinum, 100 ohm,
RTD Ranging and Linearization: Automatic over range of 0 to 400
ohms, –328 to 1562°F (–200 to 850°C)
Standards: Per IEC751 and DIN43760
Total Circuit Resistance (including leadwires): 430 ohms
Sample Time: 0.25 seconds
Resolution: 0.012 ohms or 0.03°C for a 100 ohm platinum RTD
Accuracy: ±1.8°F (1.0°C) of input
RTD Current: 250 microamps typical
Burnout Detection: Upscale, all leads
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