Special Internal Relays - Panasonic FP-M Hardware Manual

8-6. Special Internal Relays

8-6. Special Internal Relays

The special internal relays are used for special purposes in the FP-M programmable controller.
These special internal relays cannot output. Use special internal relays only as contacts.
Address Name
R9000 Self-diagnostic
error flag
R9005 Battery error flag
(Non-hold)
R9006 Battery error flag
(Hold)
R9007 Operation error flag
(Hold)
R9008 Operation error flag
(Non-hold)
R9009 Carry flag
R900A > flag
R900B = flag
R900C < flag
R900D Auxiliary timer
instruction (
R900E Programming tool
port error flag
R900F Constant scan
error flag
R9010 Always ON relay
R9011 Always OFF relay
198
Turns ON when a self-diagnostic error occurs.
The self-diagnostic error code is stored in DT9000.
Turns ON for an instant when a battery error occurs.
Turns ON and keeps the ON state when a battery error occurs.
Turns ON and keeps the ON state when an operation error occurs.
The error address is set in DT9017.
Turns ON for an instant when an operation error occurs.
The error address is set in DT9018.
Turns ON for an instant,
- when an overflow or an underflow occurs.
- when "1" is set by one of the shift instructions.
This is also used as flag for the
Turns ON for an instant when the compared results are larger.
Turns ON for an instant,
- when the calculated results become 0 in the high-level instructions.
- when the compared results are equal in the high-level instructions.
Turns ON for an instant when the compared results are smaller.
Turns ON when the set value is decreased and reaches 0.
F137
)
Turns ON when a programming tool port error occurs.
Turns ON when a constant scan error occurs.
Always ON.
Always OFF.
Description
F60 (CMP)
instruction.