Instruction Manual
Alpha-
COND 550
6
2.3.2 Switching Between Pt100 & Pt1000 Temperature Sensors
The conductivity monitor supports both Pt100 & Pt1000 (2-wire or 3-wire)
temperature sensors. The default factory setting is Pt100. If you need to use
Pt1000 temperature sensor, you have to change the jumper setting (J7) as
described below.
Remove Back Cover
:
Remove screws from the four corners at the back of the conductivity monitor.
Remove the back cover.
Remove Back PCBA:
Remove the screw located center of the back PCBA
(
Figure 1). Detach the back PCBA from the monitor. Turn over the back PCBA.
Locate J7 jumper on the inner side of the back PCBA as shown in Figure 2
below.
Figure 2: Inner Side of Back PCBA
Set Jumper J7:
Set the J7 jumper to required sensor (Pt100 or Pt1000) type.
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