請問歐姆龍的FUN49指令是什么意思
FUN49 (49) Set System
Variations:
Differentiated variant available.
Purpose:
FUN49 is used to control the following 4 operating parameters:
1. The battery check in system error checks. If FUN49 is executed and bit 00 of OPR1 is ON, the battery check will be excluded from system error checks when PLC power is turned ON.
2. The initial operating mode. If FUN49 is executed and bit 01 of OPR1 is ON, the PLC will enter MONITOR mode when PLC power is turned ON (see Initial Operating Mode below).
3. The Force Status Hold Bit (SR 25211). If FUN49 is executed and bit 06 of OPR1 is ON, the Force Status Hold Bit (SR 25211) will be effective when PLC power is turned ON.
4. The I/O Status Hold Bit (SR 25212). If FUN49 is executed and bit 07 of OPR1 is ON, the I/O Status Hold Bit (SR 25212) will be effective when PLC power is turned ON.
Operand Data Areas:
OPR1 Parameters # nnnn or 0 (IR0)
OPR2 Online switch # nnnn or 0 (IR0)
OPR3 Password # nnnn or 0 (IR0
甈roperty of Omron Corporation 1999-2002 All rights reserved.
滬公網安備31010802001143號
