Dostmann Electronic P795 Operation Manual

DE_P795_Anleitung_engl_10_12 09.10.2012 9:57 Uhr Seite 1
DOSTMANN electronic
1.4.4 Channel activation (only 2-channel instruments) / [Chnl] E.g. of the instrument's LCD by activated logging mode:
Chnl = Channel
To activate or deactivate a measuring channel push [ENTER/
MENUE]. Use the up and down keys [ ] to select Chnl. Push
again [ENTER/MENUE]. On the left corner of the display appears a
small 1, which indicates the selected channel. To change the chan-
nel use the up and down keys [ ]. Push [ENTER/MENUE] to con-
firm. Use the up and down keys [ ] again to activate on or deacti-
1.5 Recalling the memory data (HOLD MAX MIN AVE)
vate off the requested measuring channel and push [ENTER/MENUE]
After pushing first time the key [HOLD MAX MIN AVE] the actual val-
to confirm. Push [ESC] to revert back to the measuring mode.
ues will be held on the display. Pushing again the key [HOLD MAX
MIN AVE], the saved maximum-, minimum and average values will be
Note: As a minimum one channel is active!
displayed.
MENUE
Note: During the recall of the memory data the extremes (MAX MIN)
and the average value (AVE) will not be calculated or carried on.
Unit L in2 CAL Chnl Lo6
Clearing the memory (MAX MIN AVE)
Press [CLEAR] key once to erase the stored maximum, minimum and
1.4.5 Memory Setup Lo6
average from memory. On the display appears Clr. – After erasing the
Push [ENTER/MENUE] and use the up and down keys [ ] to select
memory the instrument automatically reverts back to measuring mode
Lo6. Push [ENTER/MENUE] to confirm. Use the up and down keys
indicating the actual measured value again.
[ ] again to start [on] or Stop [off] the logger. Push [ENTER/
MENUE] to confirm. Use the up and down keys [ ] again to select
1.6 Measuring rate
between automatic storage [Auto] or manually operated storage
(Normal-Mode / FAST-Mode / Filter-Mode)
[SPot]. Push [ENTER/MENUE] to confirm]. Use the up and down keys
The instrument has three different response times to select:
[ ] again to select between to add on data [Add] and creating a
new file [nLo6]. Push [ENTER/MENUE] to confirm. By selected auto- Normal-Mode:
matic storage at the end you have to select the time interval:
FAST-Mode:
1 S 1 second
5 S 5 seconds
Filter-Mode:
10 S 10 seconds
20 S 20 seconds
30 S 30 seconds
Press [FAST/ ] key to change the measuring rate.
1 M 1 minute
By using the Filter-Mode the instrument is performing a moving aver-
2 M 2 minutes
age to stabilize the dispayed measurements. After turning on the
5 M 5 minutes
instrument it is in the Normal-Mode. After pressing once the [FAST/ ]
10 M 10 minutes
key the instrument switches to the Fast-Mode. Pressing the same key
20 M 20 minutes
once again the instrument switches to the Filter-Mode.
E.g. Display with activated Filter-Mode:
By selected manually operated storage you are able to save the
measurement by pressing ESC by each time.
Push [ENTER/MENUE] to confirm. Push [ESC] to revert back to the
measuring mode.
MENUE
Note: After switching off the instrument, this function is automatically
Unit L in2 CAL Chnl Lo6
deactivated.
1.7 AUTO-OFF-function
dAoF = Disable Auto-off
On the bottom you can see the percentage of the
EAoF = Enable Auto-off
occupied memory (0..99%). If a calibration option
is activated the display is alternating between Press [ESC/AUTO-OFF] key once. On the display appears EAoF.
displaying memory status and calibration infor- Now the instrument switches off automatically after app. 30 minutes.
mation. Press [ESC/AUTO-OFF] key again. On the display appears dAoF.
Now the Auto-Off-function is deactivated.
Attention: This setting will be deactivated when the instrument turns
off. (Standard setting is EAoF).
1.8 TARE-Function (ZERO-Mode F1)
The Instrument has a special Tare/Zero-button. Pressing the [F1] key
once, the instrument will subtract the last measured value from the
actual measured value. So if the measurement does not change
zero appears on the instrument's display. If you press the [F1] key
once again the instrument move to the Normal-Mode.
E.g. Display with activated Zero-Mode:
The arrow on the left indicates that the instru-
ment is working in the Zero-Mode [F1].
Note:
high resolution
After switching off the instrument, this function is automatically
(0.001 from -199.999 to +199.999)
deactivated.
reduced resolution
2. Power supply
(0.01 from -199.99 to +199.99)
• For the power supply of the instrument a 9 Volt dry battery is used.
high resolution
To exchange the battery switch of the instrument and open the
(0.001 from -199.999 to +199.999)
rear battery cover. Remove the battery from the instrument and
replace with a new battery.
• The "BAT" symbol in the display indicates that the battery needs
to be exchanged. After displaying the "BAT" symbol, the instru-
ment allows app. 1 hour of further operation.
• The battery symbol indicates according to the battery status
between 1 to 3 segments.
Attention:
Please do not dispose of old electronic devices and empty batteries
The arrow on the top indicates that the instru-
in household waste. To protect the environment, take them to your
ment is working in the Filter-Mode. retail store or to appropriate collection sites according to national
or local regulations.
3. Error Codes
By displaying the following error codes the instrument support the
operation of the instrument:
Error Meaning
oPEn no probe
or wrong probe is connected
- oLo
„too low"
|
underflow of the measuring range
- oHi
| „too high"
exceeding of the measuring range
- Er1
| temperature of the cold junction
above the measuring range
- Er2
| temperature of the cold junction
above the measuring range
E15 low battery
(battery is completely exhausted)
E19 low battery
(battery is completely exhausted)
E1d low battery
(battery is completely exhausted)
E16 time out / auto-off-function
E1o time out / auto-off-function
E1e time out / auto-off-function
E23 EE-prom destroyed or
EE-prom index is wrong
E25 EE-prom destroyed or
EE-prom index is wrong
E31 temperature of cold junction
out of range
LoLi internal buffer battery (CR2032) empty
P795
Precision 2-channel hand-held measuring instrument
Operation Manual
DOSTMANN electronic GmbH