Thermometer Mode
With the analyzer running, press the Func Key to access the thermometer
function. In this mode the 709 functions like a K-Type thermocouple ther-
mometer. The pump will stop running when in this function.
1. Ensure you have a 'K' type probe connected to one or both of the thermo-
couple sockets T1 or T2 (refer to figure below)
WARNING
: - There is ONLY one correct way to connect the 'K' type thermo-
couple plug into the socket (see page 7). Forcing the plug into the socket the
wrong way may result in damage to the instrument.
2. Touch the temperature probe to the item under test and read the displayed
temperature.
Other Features:
• Pressing the Up Arrow Key will toggle between ºC and ºF
• Pressing the Scroll/Enter Key will toggle the Differential Temperature ON
and OFF
• Single Log Mode (S-Lg) can be activated to log temperatures. See section
10.
• 'oPEn' will be displayed if no 'K' type probe is connected to the thermocou-
ple socket
The thermometer func-
tion allows you to per-
form temperature tests.
Function Display 1 (Temperature)
T1 Temperature
T2 Temperature
Differential Temperature
20
Manometer Mode
With the analyzer running, press the Func Key repeatedly to access the ther-
mometer function. In this mode the 709 functions like a differential manome-
ter. The pump will stop running when in this function.
1. Ensure you have Pressure Sampling Tube connected to one or both of the
Pressure Ports and there are no restriction in the tubing (see figure below)
2.
Zero the display by pressing the Down Arrow Key.
3. Connect the tube(s) to the device under test and read the pressure on the
display.
Other Features:
• Pressing the Up Arrow Key will scroll through mbar, kPa and inH2O
• Pressing the Down Arrow Key will Zero the Pressure reading
• Pressing the Scroll/Enter Key will toggle the ch2 temperature reading ON
and OFF
The 709 incorporates a differential manometer. This means when a single
hose is connected to the (+) port and pressure is applied, the 709 will read
positive pressure. If a single hose is connected to the (-) port and pressure is
applied, the 709 will read a negative pressure. If both ports are connected to
a pressure, the 709 will read the difference (P1 - P2) between the two.
The pressure function
allows you to perform draft
and pressure tests.
Function 2 Display (Pressure)
Pressure reading
21
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