Siemens Simatic S7 Series System Manual

Error codes
C.3 PLC fatal error codes
S7-200 SMART
662 System Manual, 09/2015, A5E03822230-AC
Fatal error codes
Hexadecimal
error code
Description
0000
No fatal errors present
0001 System firmware checksum error
0002
Compiled user program checksum error
0004 Permanent memory failed
0005
Permanent memory error on user program
0006
Permanent memory error on system block
0007
Permanent memory error on force data
0009
Permanent memory error on user data, DB1
000A
Memory card failed
000B
Memory card error on user program
000C
Memory card error on system block
000D
Memory card error on force data
000F
Memory card error on user data, DB1
0010
Internal firmware error
0015
User program has compile error on power-up
0016
User data has compile error on power-up
0017
System block has compile error on power-up
0018
CPU HW identification data not available or corrupted
0019
HW watchdog timeout error

Siemens Simatic S7 Series Specifications

General

CPU	Varies by model (e.g., S7-300, S7-400, S7-1200, S7-1500)
Communication Interfaces	PROFIBUS, PROFINET, Ethernet, MPI
Programming	TIA Portal, STEP 7
Programming Languages	LAD, FBD, STL, SCL, GRAPH
I/O Modules	Digital, Analog, Specialty modules available
Operating Temperature	0°C to 60°C (standard models)
Mounting	DIN rail mounting
Operating Voltage	24V DC or 120/230V AC (varies by model)
Protection Class	IP20 (standard models)
Memory	Varies depending on the S7 model. Includes work memory (RAM) for program execution, load memory (EEPROM or Flash) for program storage, and system memory for operating system functions. Memory sizes range from kilobytes to megabytes.