Siemens SIMATIC S7-200 Manuel - Page 23

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S7-200 LAD instruction conversion

4.1

Bit logic

Table 4- 1

Bit logic conversion

S7-200 instruction

-| |- Normally open contact

-| / |- Normally closed contact

-| I |- Normally open immediate contact

-| / I |- Normally closed immediate contact

-| NOT |- Inverter

-| P |- Positive edge detector

-| N |- Negative edge detector

-( ) Output coil

-( I ) Output immediate coil

-( S ) Set coil

-( SI ) Set immediate coil

-( R ) Reset coil

-( RI ) Reset Immediate coil

SR Set dominant bi-stable

RS Reset dominant bi-stable

NOP No Operation

SIMATIC S7-200 to SIMATIC S7-1200 software conversion tool

Manual, 1/2010

Converted?

S7-1200 instruction

Yes

-| |- Normally open contact

Yes

-| / |- Normally closed contact

Yes

-| |- Normally open contact with immediate address

Yes

-| / |- Normally closed contact with immediate address

Yes

-| NOT |-

Yes

P_TRIG Box with M memory bit assigned as the edge

history bit. The M bit assignment range starts at M4064.0

Yes

N_TRIG Box with M memory bit assigned as the edge

history bit. The M bit assignment range starts at M4064.0

Yes

-( )- Output coil

Yes

-( )- Output coil with immediate address

Yes

-( S )- Set coil (Set a single bit)

or SET_BF (Set Bit Field for multiple bits)

Yes

-( S )- Set coil with immediate address (Set a single bit)

or SET_BF Set Bit Field with immediate addresses (Set

multiple bits)

Yes

-( R )- Reset coil (Reset a single bit)

or RESET_BF (Reset Bit Field for multiple bits)

Yes

-( R )- Reset coil with immediate address (Reset a single

bit)

or RESET_BF Reset Bit Field with immediate addresses

(Reset multiple bits)

Yes