Article number 6ES7511-1AL03-0AB0
Web server
•
HTTP Yes; Standard and user pages
•
HTTPS Yes; Standard and user pages
OPC UA
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Runtime license required Yes; "Small" license required
•
OPC UA Client Yes; Data Access (registered Read/Write), Method
Call
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Application authentication Yes
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Security policies Available security policies: None, Basic128Rsa15,
Basic256Rsa15, Basic256Sha256
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User authentication "anonymous" or by user name & password
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Number of connections, max. 4
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Number of nodes of the client inter
faces, max.
1000
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Number of elements for one call of
OPC_UA_NodeGetHandleList/OPC_UA_
ReadList/OPC_UA_WriteList, max.
300
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Number of elements for one call of
OPC_UA_NameSpaceGetIndexList,
max.
20
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Number of elements for one call of
OPC_UA_MethodGetHandleList, max.
100
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Number of simultaneous calls of the
client instructions per connection
(except
OPC_UA_ReadList,OPC_UA_WriteList,
OPC_UA_MethodCall), max.
1
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Number of simultaneous calls of the
client instructions
OPC_UA_ReadList,OPC_UA_WriteList
and OPC_UA_MethodCall, max.
5
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Number of registerable nodes, max. 5000
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Number of registerable method calls of
OPC_UA_MethodCall, max.
100
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Number of inputs/outputs when calling
OPC_UA_MethodCall, max.
20
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OPC UA Server Yes; Data Access (Read, Write, Subscribe), Meth
od Call, Alarms & Condition (A&C), Custom
Address Space
–
Application authentication Yes
–
Security policies available security policies: None, Basic128Rsa15,
Basic256Rsa15, Basic256Sha256,
Aes128Sha256RsaOaep, Aes256Sha256RsaPss
–
User authentication "anonymous" or by user name & password
–
GDS support (certificate management) Yes
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Technical specifications
CPU 1511-1 PN (6ES7511-1AL03-0AB0)
Equipment Manual, 11/2022, A5E40869673-AC