Memory Key - Bahco IZO-DM User Manual

BAHCO IZO-DM/DFM USER GUIDE
1 2
14 5 6
1 Battery 5 CCW
Indicator indicator
2 Tolerance 6 Data in
setup flag memory
3 Torque 7 RS232 serial
reading output jack
4 Units of
measure
The BAHCO IZO-DM/DFM torque wrench is a robust replacement for the
traditional "click" wrench, providing better accuracy, easy preset
adjustments, tolerance adjustments and improved user friendly design.
Power On
Push "ON/ZERO" key – the torque wrench will
self-test, show the torque preset value for two seconds
and then show "0.0".
Units Select
Push "UNITS" key – to select "Nm", "ft lb" or "in lb".
Preset Adjust
While holding down the (UP) key momentarily push
until display flashes preset value.
Use (UP) or (DOWN) keys to change the preset value.
(Display will roll-over at each end). Torque preset is adjustable between
10 % and 100 % of torque wrench full-scale.
Push ON/ZERO key to enter new preset value and you will
automatically return to measurement mode.
Tolerance Adjust
While holding down the (DOWN) key momentarily push
key until display flashes tolerance percent.
Use (UP) or (DOWN) keys to change the tolerance value between 1 %
and 16 %. Push ON/ZERO key to enter new tolerance value and you will
automatically return to measurement mode.
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3 4 7 8 10
9 11
8 ON/ZERO 12 Memory store
enter key recall/clear key
9 Units select 13 Print RS232
key setup key
10 Increment
scroll key
11 Decrement 14 Audible Alert
scroll key
ON/ZERO key
ON/ZERO
Using the IZO-DM/DFM torque wrench
12
Apply torque slowly until audible alert is heard and vibration alert is felt
in the handle.
The display will track applied torque until torque is released.
On release the PEAK value will be displayed, flashing, for 10 seconds
or until torque is re-applied.
To STORE the PEAK reading, momentarily push the
while the PEAK display is flashing.
The torque wrench will alert the user with a
continuous vibration at preset torque value minus tolerance percent.
Vibration stops when torque is released.
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A three tone sound will indicate that the applied torque exceeds the
preset value plus tolerance percent.
Example
%
%
%
%
Self-test
Nm
Preset and Tolerance Range
MAX TORQUE 125 %
MAX PRESET 100 %
TOLERANCE + %
PRESET VALUE
TOLERANCE – %
*MIN PRESET 10 %
ZERO TORQUE
*IZO-DM/DFM 135 = 5 %
1
⁄ -second tone and
2
A torque wrench is preset to 80 Nm.
If the tolerance is set to ± 10 % then the lower
alert occurs at 72 Nm and the over torque alert
Nm
+ %
will occur at 88 Nm.
Nm
A rapidly pulsing tone indicates that the
PRESET
torque wrench full-scale capacity is exceeded
and the user must stop increasing torque.
Nm
– %
At 125 % of F.S. the display locks up and shows
"----" indicating overload of the torque wrench.
Nm
With no torque applied, push
to initiate self-test. If the torque wrench has been
damaged, the display will read "Err" indicating
that repair is necessary.
OK-area
applied
torque
GB

MEMORY key

ON/ZERO key
Wrench shutdown
Over capacity alert rapid
pulsing tone
Over torque alert triple tone
Preset alert single tone
and vibrations
Zero torque
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