Troubleshooting; Replacement Parts And Accessories - Hach PTM450 Manual Del Usuario

Troubleshooting

Problem
No output signal The probe is defective.
The connections are not
correct.
There is noise in The probe is not
the output signal correctly installed on the
or the output electrode holder.
signal is not
There is dirt on the
stable
probe mirror tip.
The output signal There is dirt on the
decreases and probe tip.
becomes low
The optical fibre is
damaged.

Replacement parts and accessories

Note: Product and Article numbers may vary for some selling regions. Contact the appropriate distributor or refer to
the company website for contact information.
Description
Photocolorimetric Titration Module PTM450
Photocolorimetric probe OPT300
Mirror tip for OPT300 probe
Power supply (without power cable)
Power cable (EU)
Power cable (US)
Power cable (UK)
10 English
Possible cause
1. Remove the probe from the solution and make sure that the
2. Examine the titration system connections and power
1. Make sure that the probe is firmly attached in the sensor
2. Make sure that the probe tip is correctly installed in the probe
3. Make sure that there are no unwanted materials in the optical
1. Make sure that there are no unwanted materials in the optical
2. Interchange the two LED Out fibre connections (525 nm and
3. Examine the mirror surface and the optical fibre. Clean or
4. Replace the probe tip.
probe transmits light (red for the 610 nm position and green for
the 525 nm position).
connections. Make sure that the 3-position switch is set to
525 nm or 610 nm. On the titration system, examine the probe
connection. Disconnect and connect the probe again. Do a
direct measurement to examine the output signal.
holder. A small vibration can cause not stable output signals.
body.
path of the probe.
path of the probe. Clean the probe.
610 nm).
polish the mirror surface and the optical fibre. Clean the probe.
Solution
Item no.
X61T005
E71T001
E91T001
LZE144
YAA080
XLH055
XLH057