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3 COMMON PARAMETERS
Setting items for each module (Continued)
Number of usable
modules
Module name Item Setting range Initial value
Q173HCPU Q172HCPU
First I/O No. 00 to FF0 (in units of 16 points) 0
Number of I/O points 0/16/32/64/128/256 16
High-speed read setting Used/Unused Unused
QX Input module
Input response time setting
(setting for high-speed
input module in
parentheses)
1/5/10/20/70 ms
(0.1/0.2/0.4/0.6/1 ms)
10 ms
(0.2 ms)
First I/O No. 00 to FF0 (in units of 16 points) 0
QY Output module
Number of I/O points 0/16/32/64/128/256 16
First I/O No. 00 to FF0 (in units of 16 points) 0
Number of I/O points 0/16/32/64/128/256 16
Input response time setting 1/5/10/20/70 ms 10 ms
QH /QX Y
Input/Output
composite
module
High-speed read setting Used/Unused Unused
First I/O No. 00 to FF0 (in units of 16 points) 0
Input range setting
4 to 20mA/0 to 20mA/1 to 5V/0 to
5V/-10 to 10V/0 to 10V/User range
4 to 20mA
Temperature drift
compensation
Used/None Used
Resolution mode Normal/High Normal
Q6 AD
Analogue input
module
Operation mode
Normal (A/D conversion)/Offset
gain setting
Normal
(A/D
conver-
sion)
First I/O No. 00 to FF0 (in units of 16 points) 0
Output range setting
4 to 20mA/0 to 20mA/1 to 5V/0 to
5V/-10 to 10V/User range
4 to 20mA
HOLD/CLEAR function
setting
CLEAR only CLEAR
Output mode
Normal (Asynchronous)/
Synchronous output
Normal
(Asyn-
chro-nous)
Resolution mode Normal/High Normal
Q6 DA
Analogue
output module
Operation mode
Normal (D/A conversion)/
Offset gain setting
Normal
(D/A
conver-
sion)
Total 256
points or
less
Total 256
points or
less