描述
执行加法运算前必须加一条清进位标志指令CLC（41）参加运算；被加数和加数必须是BCD数，否则25503置ON，不执行ADD指令；若相加后结果有进位，则进位标志继电器25504为ON；若和为零，则专用继电器25506变为ON。
MODICON # AS-B805-016 Module NIB!
HONEYWELL UDC3300 Temperature Controller DC3300E NIB!
COMAU Circuit Board # 10120160 New!
VICKERS AMP BOARD # KDG2-7A-A-614889-10 NEW!
VICKERS CONTROL BOARD # EEA-PAM-513-B-30 02104554 NEW!
VICKERS CONTROL BOARD # EEA-PAM-525-B-32 02326022 NEW!
VICKERS CONTROL BOARD # EEA-PAM-513-B-32 2326020 NEW!
VICKERS CONTROL BOARD # EEA-PAM-513-A-32 2326016 NEW!
VICKERS CONTROL BOARD # EEA-PAM-561-A-31 732567 NEW!
VICKERS CONTROL BOARD # EEA-PAM-119-A-10 986912 NEW!
VICKERS CONTROL BOARD # EEA-PAM-581-A-30 732256
