41
Starting Measurement
Trigger measurement operation (in the
STOP
state or when the trigger source is
set to
EXTERNAL
; with contact check set to
ON
)
When the contact check function is set to
OFF
, no contact check will be performed after trigger
input.
Example 1: Measurement count of 1
TRIG
ON
OFF
EOM
ON
OFF
ON
Wait for trigger
Trigger standby
Contact
check
Delay
Measurement
Example 2: Measurement count of n
TRIG
ON
OFF
EOM
ON
ON
OFF
Measurement time
Measurement count = n
Contact
check
Delay
1
st
measurement
2
nd
measurement
n
th
measurement
Trigger
standby
Measurement time (reference value)
Integration time setting
Measurement time [ms]
0.02PLC
0.4 × n
0.2PLC
(50 Hz) 4 × n, (60 Hz) 3.2 × n
1PLC (FAST)
(50 Hz) 20 × n, (60 Hz) 16.7 × n
10PLC (MEDIUM)
(50 Hz) 200 × n, (60 Hz) 167 × n
100PLC (SLOW)
(50 Hz) 3900 × n, (60 Hz) 3400 × n
ms
Integration time × n
Measured values up to the (n-1)
th
measurement are not used in comparator or BIN judgment.
Only the n
th
measured value is used in judgment output.
Wait for trigger
3
Measurement
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Содержание DM7275 Series
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