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7 FUNCTION
7.7.2 Selecting the response time of the high speed input module
Select "Hi. input"
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(1) Selecting the response time of the high speed input module
Changing the response time of the high speed input module means to amend the
input response speed for high speed input modules (QX40-S1) that support the
Q Series to 0.1 ms, 0.2 ms, 0.4 ms, 0.6 ms and 1 ms.
Input from external devices is accepted at the input response speed set for the
high speed input module. The default setting for the input response time is
0.2 ms.
OFF
External input
OFF
High-speed
input module
(2) Setting the Input Response Time
Input response time is set at the "I/O assigment" tab screen in the "(PLC)
Parameter" dialog box.
Select "Hi. input" among the slot types for which the input response time is to be
set.
(3) Precautions
(a)
The system will be adversely affected by noise, etc., when the input
response time is set to high speed. Set the input response time in
consideration of the operating environment.
(b)
The GX Developer Version 5 (SW5D5C-GPPW-E) or later is required when
changing the response time of the high speed input module.
The input response time of the high speed input module cannot be
amended with the GX Developer Version 4(SW4D5C-GPPW-E.) (Fixed at
0.2 ms (default setting.)
(c) The input response speed setting is valid in the following cases.
• After the PLC is turned on
• When the High Performance model QCPU is reset
ON
ON
Input response time
Select "Detailed setting"
MELSEC-Q
Select "I/O response time"
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