E-m-xb-v1_10, Xb humidity temperature transmitter user guide – ROTRONIC XB OEM User Manual

Page 18

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E-M-XB-V1_10

Rotronic AG
Bassersdorf, Switzerland

Document code

Unit

Instruction Manual

Document Type

XB Humidity Temperature Transmitter
User Guide

Document title

Page 18 of 27

6.2.3

Optional terminal block - Pt100 direct (XB2 and XB3)

Terminal block K3 is present only when the XB transmitter is equipped with an additional Pt100 RTD installed
on the probe

6.2.4

Grounding

We generally recommend grounding the (-) side of the power supply, especially if the electronics will be
subjected to a low humidity environment (35 %RH or less).

Terminals

Description

K3-1

Pt100 direct - R

K3-2

Pt100 direct - AR

K3-3

Pt100 direct – AS

K3-4

Pt100 direct – S