Siemens SIMATIC S5 User Manual

List of Operations S5-115F Manual
Abb. Explanation
Permissible value range for operands for
CPU 942F
C
Counter
- with the ”Bit test” and ”Set”
supplementary operations
Byte constant (fixed-point number)
0 to 127.7
0.0 to 127.7
- 128 to + 127BF
D Data word (1 bit) 0.0 to 255.15
DB
DL
DR
DW
I
IB
IW
KB
KC
KF
KH
KM
KS
KT
KY
Data block
Data word (left-hand byte)
Data word (right-hand byte)
Data word
Input
Input byte
Input word
Constant (1 byte)
Constant (count)
Constant (fixed-point number)
Constant (hexadecimal code)
Constant (2-byte bit pattern)
Constant (2 characters)
Constant (time)
Constant
4 to 255
0 to 255
0 to 255
0 to 255
0.0 to 127.7
0 to 127
0 to 126 (digital)
128 to 254 (analog)
0 to 255
0 to 999
- 32768 to + 32767
0 to FFFF
Arbitrary bit pattern (16 bits)
Any 2 ASCII characters
0.0 to 999.3
0 to 255 (as 2 bytes)
F Flag 0.0 to 255.7*
FW Flag word 0 to 254*
FB Function block 0 to 255
FY Flag byte 0 to 255*
A-2 EWA 4NEB 811 6149-02

Siemens SIMATIC S5 Specifications

General

Product type designation	SIMATIC S5
Programming language	STEP 5
Digital inputs	Varies by model
Digital outputs	Varies by model
Analog inputs	Varies by model
Analog outputs	Varies by model
Supply voltage	24V DC
CPU Type	Varies by model
Memory	Varies by model
Digital I/O	Varies by model
Analog I/O	Varies by model
Communication	PROFIBUS
Operating Temperature	0°C to 60°C
Relative Humidity	5% to 95% (non-condensing)