Differential Temperature Measurement T1 or T2
In Difference mode, two temperatures are measured, one at the
T1
input and the other at
T2
. Pressing the
T1-T2
button displays the
difference in temperature between the two thermocouples. A
T1-T2
symbol appears in the display.
Selecting the Display Resolution
The
0.1°/1°
button selects either the low resolution 1°, or the high
resolution 0.1°, display mode.
HOLD Mode
The latest value for the T1, T2 or T1-T2 temperature may be frozen
by pressing the
HOLD
button; a
D-H
symbol appears in the display
and all further measurement stops until the
HOLD
button is
pressed again.
MAX Mode
Pressing the
MAX
button updates the display with the latest
maximum value for the selected measurement (T1, T2 or T1-T2)
and the
MAX
symbol is shown in the display. A further press of the
MAX
button exits the mode.
The
HOLD
facility is available while the
MAX
function is being
used. A
D-H
symbol will be displayed.
4. MAINTENANCE
4.1 Calibration
To maintain the integrity of measurements made using your
instrument, Martindale Electric recommends that it is returned at
least once a year to an approved Calibration Laboratory for
recalibration and certification.
Martindale Electric is pleased to offer you this service. Please
contact our Service Department for details.
T: 01923 650660
4.2 Cleaning
The unit may be cleaned using a soft dry cloth. Do not use
moisture, abrasives, solvents, or detergents, which can be
conductive.
4.3 Repair & Service
There are no user serviceable parts in this unit other than those
that may be described in section 3. Return to Martindale Electric if
faulty. Our service department will quote promptly to repair any
fault that occurs outside the guarantee period.
Before the unit is returned, please ensure that you have checked the:
- battery
- thermocouples
5
6
Differential Temperature Measurement T1 or T2
In Difference mode, two temperatures are measured, one at the
T1
input and the other at
T2
. Pressing the
T1-T2
button displays the
difference in temperature between the two thermocouples. A
T1-T2
symbol appears in the display.
Selecting the Display Resolution
The
0.1°/1°
button selects either the low resolution 1°, or the high
resolution 0.1°, display mode.
HOLD Mode
The latest value for the T1, T2 or T1-T2 temperature may be frozen
by pressing the
HOLD
button; a
D-H
symbol appears in the display
and all further measurement stops until the
HOLD
button is
pressed again.
MAX Mode
Pressing the
MAX
button updates the display with the latest
maximum value for the selected measurement (T1, T2 or T1-T2)
and the
MAX
symbol is shown in the display. A further press of the
MAX
button exits the mode.
The
HOLD
facility is available while the
MAX
function is being
used. A
D-H
symbol will be displayed.
4. MAINTENANCE
4.1 Calibration
To maintain the integrity of measurements made using your
instrument, Martindale Electric recommends that it is returned at
least once a year to an approved Calibration Laboratory for
recalibration and certification.
Martindale Electric is pleased to offer you this service. Please
contact our Service Department for details.
T: 01923 650660
4.2 Cleaning
The unit may be cleaned using a soft dry cloth. Do not use
moisture, abrasives, solvents, or detergents, which can be
conductive.
4.3 Repair & Service
There are no user serviceable parts in this unit other than those
that may be described in section 3. Return to Martindale Electric if
faulty. Our service department will quote promptly to repair any
fault that occurs outside the guarantee period.
Before the unit is returned, please ensure that you have checked the:
- battery
- thermocouples
5
6
