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Micromod MOD: 30ML Installation User Manual

Page 69

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MOD 30ML Multiloop Controller

MODULAR I/O CONNECTIONS

Figure 4-8. Typical Connections for a 2009A 2-Wire or 3-Wire RTD Input Module

*

NOTE

:

The lead wire resistance effect is about +0.001

/ (ohms per lead).

Assuming 20 ohms per lead, the total error could be calculated as follows:

Error = ((0.001

/ × 20 /lead)  400 Module Span) Ч 100% = 0.005%

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