HD2301
- 14 -
V1.7
5.
open the two module shells: the printed circuit to which the probe must be
connected is housed inside. On the left there are the 1…4 points on which the
sensor wires must be welded. The JP1…JP4 jumpers are in the center of the board.
These must be closed with a tin bead for some type of sensors:
1
2
3
4
Pt100 3 wires
Pt1000
Ni1000
Not Used
Caution! Before welding, pass the probe cable through the fairlead and gasket.
6.
Weld the wires as shown in the table:
Sensor
TP47 Board connection
Jumper to close
Pt100 4
wires
4
JP4
3
JP3
1
JP1
2
JP2
Pt100
4 wires
None
Pt1000 2
wires
JP4
4
JP3
3
JP1
1
JP2
2
Pt1000
2 wires
JP2
Pt1000 4
wires
JP2
Ensure the welds are clean and perfect.
7.
Once the welding operation is complete, close the two shells;