Initial operation
5
Instrument diagram
Gas input
Power unit
connection
Time
Printer
Battery capacity
Zeroing phase
Pump/Measurement
on/off
Print button
The measured value
shown in the display
is printed.
Cancel/Back
OK button
The menu for setting
the date and time is
activated.
Date
Measurement unit
Pump active
On/off button
Scroll buttons / selection button
With the
right
arrow button
you can access the variable
parameters in the date/time
menu. Set the parameters with
the
up/down
buttons.
Measured value
Measured value designation
Conden-
sate trap
Filter
Outlet
opening
Initial operation
4
Gas path
Power supply
Standard rechargeable batteries or batteries
- Use standard rechargeable battery type (1.5V IEC KR 15/51
in accordance with type AA) or battery type (1.5V round cell,
Testo power unit (0554.0054)
- Ensure good contact of the connection plug in the
testo 325-I
.
- Operation possible via power unit even with empty
rechargeable batteries/batteries.
(Accumulators cannot be charged in the device)
Capacity display
Voltage >4.6 V (service life approx. 3 h, at an
ambient temperature of 20°C)
flashing symbol, voltage <4.6 V
Rechargeable battery service life approx. 0.5 h
Battery service life approx. 2.5 h
If the rechargeable battery voltage falls below 4.2 V,
switch off occurs automatically in order to protect
against total discharge.
It is normal for the power unit to heat up. In the event of
excessively high temperatures (e.g. due to a fault in the
instrument) the power unit is protected against overheating
by a thermal protection switch.
P
Kapillare
testo
325-I
Kondensatfalle
mit Filter
Ausgang
Gas
RG
Pumpe
CO/NO/
SO2
Low Bat
Low Bat
RG = Flue gas
Condensate trap
with filter
Pump
Capillary
Output
Gas
