Sample Hold Trigger Edge Selection - Unipulse F377A Operation Manual

1 EXP. HOLD FUNCTIONS
* OK is displayed each on the LCD screen as hold value A is OK, and hold value B is OK.
Chapter
1
1-2.

Sample Hold Trigger Edge Selection

You can select the input timing of the SECTION signal to perform sample hold from ON edge and
OFF edge.
However, OFF-edge operation can be performed only when a Hold Section exists.
● In the case of ON-edge operation
where the hold modes are
A: Sample hold
B: None
SECTION
T/H
H/E
HOLD A
Blink
Status Display
----(A)
OFF
Status Display
HOLD B
OFF
Status Display
----(B)
OFF
Status Display
110
- External I/O pin assignments for Double Hold
A1 COM1
－
A2 Out HI-B
A3 Out HI-A
A4 Out OK
A5 Out LO-A
A6 Out LO-B
A7 COM1
－
A8 Out HOLD END(H/E)
A9 Out RUN
A10 Out EVENT
A11 Out SIF
A12 Out SIF
FCN-365P024-AU/FCN-360C024-B
External I/O
Sensor Input Value Hold Value B
Hold Value A
ON Blink
COM2
－
WORK0 IN
WORK1 IN
WORK2 IN
WORK3(LOCK) IN
T/H IN
COM2
－
SECTION IN
DIGITAL ZERO IN
GRAPH TRIG IN
CAL0 IN
CAL1 IN
● In the case of OFF-edge operation
where the hold modes are
A: Sample hold
B: None
Sensor Input Value
Hold Value B)
SECTION
T/H
H/E
HOLD A
Blink
Status Display
----(A)
OFF
Status Display
HOLD B
OFF
Status Display
----(B)
OFF
Status Display
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
Hold Value A
ON Blink