Siemens S7-300/400 Series - Mitsubishi Electric GOT2000 Series Connection Manual

15.4.1

SIEMENS S7-300/400 Series

Device name
Input relay (I)
Output relay (Q)
Bit device
Bit memory (M)
The bit specification of the word device (except Input
relay, Output relay, Bit memory, Timer, Counter)
Input relay (IW)
Output relay (QW)
Bit memory (MW)
Timer (Current value) (T)
Counter (Current value) (C)
Word device
Data register (DB)
*1 Monitoring or writing is not possible in the continuous device designation mode.
(c) Notation method of the data registers with the bit specification
The notation of the data registers with the bit specification differs between the GOT and
the PLC. The following shows the correspondence table.
Notation in GOT
DB1.DBW0.b0
DB1.DBW0.b1
:
DB1.DBW0.b7
DB1.DBW0.b8
:
DB1.DBW0.b15
DB1.DBW2.b0
:
DB1.DBW2.b7
DB1.DBW2.b8
:
DB1.DBW2.b15
:
*1
Setting range
I0000 to I5117
Q0000 to Q5117
M00000 to M20477
Setting range of each word device
IW0 to IW510
QW0 to QW510
MW0 to MW2046
T0 to T511
C0 to C511
DB1.DBW0 to DB1.DBW65534
DB2.DBW0 to DB2.DBW65534
.
.
DB4094.DBW0 to DB4094.DBW65534
DB4095.DBW0 to DB4095.DBW65534
15.4 Device Range that Can Be Set
Notation in PLC
DB1.DBX1.0
DB1.DBX1.1
:
DB1.DBX1.7
DB1.DBX0.0
:
DB1.DBX0.7
DB1.DBX3.0
:
DB1.DBX3.7
DB1.DBX2.0
:
DB1.DBX2.7
:
Device No.
representation
Decimal + Octal
―
Decimal
15 - 27
15