YOKOGAWA 800 plus, Instruction Manual

Page: 47 / 80

47
PROGRAMMING EXAMPLE FOR QUADRATURE TOTAL:
DISPLAY DISTANCE TO 0.001 FT FROM A 1024 PULSE/REV QUADRATURE ENCODER
Application: Display distance in feet with 3
decimal points using a 1024 pulse/revolution
quadrature encoder tied to a roller with 1.782
ft circumference.
Solution: Set Input to “Quadrature Total.”
Set Gate Time to 0.01 sec for fast display
updates. Set DecPt1 to 3 places. Under
Setup, select coordinates of 2 points scaling
method. Set Hi In1 to 1024.0 (pulses) and
the desired Hi Rd1 to 1.782 (feet).
KEYSTROKES FOR SETUP OF QUADRATURE TOTAL
If the MENU key does not work, see Section 9 “Enabling & Locking Out Menu Items.”
Press
Menu Press Digit
Select Key Press Value Select
Key
_ InPut
Input
_ quAdr
Quadrature
Basic meter _ totAL Quadrature total (select for position)
Extended _ rAtE _ Quadrature rate.
SEtuP
Setup
_ 0 0000 Stored totals 0 Zero all totals at power-on
1 Restore totals at power-on. Set PULSES to 0.
_0 0 000 Leading zeros 0 Blank leading zeros.
1 Display leading zeros.
_00 0 00 Scaling method 0 Input scale factor 1 and offset 1
1
Use coordinates of 2 points method
_000 0 0 Not applicable 0 Set to 0.
_0000 0
Operation of rear connec-
tor inputs 1 & 2.
True = logic 1 (0V or tied
to digital ground).
False = 0 (5V or open).
0 1 = Meter Reset*, 2 = Function Reset*
1 1 = Meter Reset*, 2 = Meter Hold*
2 1 = Meter Reset*, 2 = Peak or Valley Display*
3 1 = Meter Reset*, 2 = External Gate*
4 1 = Function Reset*, 2 = Meter Hold*
5 1 = Valley Only Display**, 2=Peak Only Display**
6 1 = Function Reset*, 2 = External Gate*
7 1 = Meter Hold**, Peak or Valley Display**
8 1 = Reset Total A**, 2 = Reset Total B**
9 1 = Force Alarm1, 2 = Force Alarm2
A 1 = Meter Reset*, 2 = Display Blank*
B 1 = Function Reset*, 2 = Display Blank*
C 1 = Meter Hold*, 2 = Display Blank*
D 1 = Peak or Valley Display**, 2 = Display Blank**