Instruction Manual
D
lpha-CON 560
6
2.3.2 Switching Between Pt100 & Pt1000 Temperature Sensors
The controller 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
controller. Remove the back cover.
Remove Back PCBA:
Remove the screw located center of the back PCBA (Figure 1). Detach the
back PCBA from the controller. Turn over the back PCBA. Locate J7 jumper
on the inner side of the back PCBA as shown in Figure 2 below.
Jumper Setting for
Pt100
(Factory Default)
Jumper Settings for
Pt1000
J7
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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