APPENDICES
Appendix 1 Comparison of Q4ARCPU and QnPRHCPU
App - 4
9
PROCESSING TIME
FOR REDUNDANT
SYSTEMS
APPENDICESINDEX
* 3: Refer to the following manual for
QCPU User's Manual (Hardware Settings, Maintenance and Inspection)
Table App.1 Comparison of Q4ARCPU and QnPRHCPU Redundant Systems (Continued)
Item QnPRHCPU Redundant System Q4ARCPU Redundant System
Program
Instruction Restrictions Instructions shown in Table App.2 are inapplicable -
Special Relay
Some special relays are different.
*3
-
Special Register
Some special registers are different.
*3
-
A-compatible Special
Relay (SM1000 and later)
N/A
Must be changed to a special relay applicable for
QnPRHCPU.
*3
Applicable
A-compatible Special
Registers (SD1000 and
later)
N/A
Must be changed to a special register applicable
for QnPRHCPU.
*3
Applicable
Number of Steps Number of steps for some instructions are different -
Low-speed Execution Type
Program
N/A Applicable
Debug
Function
Status Latch N/A Applicable
Program Trace N/A Applicable
Simulation
N/A
Substituted with GX Simulator
Applicable
Step
Execution
Sequence
Program
N/A
Substituted with GX Simulator
Applicable
SFC Program N/A
Table App.2 Instructions Inapplicable for QnPRHCPU
Instruction
symbol
Instruction Name
Instruction
symbol
Instruction Name
LED LED Display of ASCII code PR Print ASCII code
LEDC LED display of Comments PRC Print Comments
SLT Status Latch Set KEY Numerical Key Input
SLTR Status Latch Reset UDCNT1 1-phase Input Up/Down Counter
STRA Sampling Trace Set UDCNT2 2-phase Input Up/Down Counter
STRAR Sampling Trace Reset TTMR Teaching Timer
PTRAEXE(P) Program Trace Execution STMR Special Function Timer
PTRA Program Trace Set ROTC Rotary Table Near Path Rotation Control
PTRAR Program Trace Reset RAMP Ramp Signal
MSG Message Displayed on Peripheral Devices SPD Pulse Density Measurement
PKEY Peripheral Device Keyboard Input PLSY Pulse Output
RFRF
Read From Remote I/O Station Special Function
Module
PWM Pulse Width Modulation
RTOP
Write To Remote I/O Station Special Function
Module
MTR Matrix Input
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