Yokogawa µR20000 - Manual (Page 41)

4-10
SM 04P01B01-01E
Adjusting the Printer Position
● Overview
This is an adjustment of the printer position to make the recording position 0 to 100
mm. The adjustment is performed when the recording accuracy is outside the
criterion, or when internal components have been replaced.
Conditions
• The adjustment matches the Zero position to the 0% position of the z-fold chart
paper.
• It also aligns the Full position from the 0% of the z-fold chart paper to the 100 mm
position.
• For measurement, use a Glass scale (or equivalent).
● Criterion
Adjustment criterion: ±0.1 mm
● Procedure
1. Press the
MENU
and
CH UP
keys while turning ON the power. Menu = A/D Adjust
is displayed.
2. Select Menu = Pos Adjust, then press the key.
The Hysteresis/Zero/Full selection screen appears.
Menu=Pos_Adjust
Adjusting the Hysteresis
3.
Select P_Adj = Hysteresis, then press the key.
The hysteresis adjustment pattern starts printing, and the adjustment value entry
screen appears.
P_Adj=Hysteresis
4. Adjust the numerical value so that the recorded result is as close to a straight
line as possible.
Hysteresis=-2
-7/7
5. When the adjustment is complete, press the key.
You are returned to the Hysteresis/Zero/Full selection screen.
Adjusting the Zero Position
6.
Select P_Adj = Zero, then press the key.
The adjustment value input screen in displayed.
P_Adj=Zero
7. Adjust the numerical value so that the pen recorder position overlaps the 0%
position of the z-fold chart paper.
Zero=7
0/15
8. When the adjustment is complete, press the key.
You are returned to the Hysteresis/Zero/Full selection screen.
4.3 Adjustments to the Dot Model
* Select using the key. To enter numerical values, move the cursor to the entry point using the
key. Select the value using the key. You can hold down the SHIFT key while pressing
key or key to reverse the key’s action.