The MSTR Instruction
MSTR Operation | Code | TCP/IP Ethernet Support |
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Write global database | 5 | not supported |
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Read global database | 6 | not supported |
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|
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Get remote statistics | 7 | supported |
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|
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Clear remote statistics | 8 | supported |
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|
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Peer Cop health | 9 | supported |
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|
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Reset Option Module | 10 | supported |
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|
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Read CTE(config extension) | 11 | supported |
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|
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Write CTE (config extension) | 12 | supported |
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Up to four MSTR instructions can be simultaneously active in a ladder logic program. More than four MSTRs may be programmed to be enabled by the logic flow as one active MSTR block releases the resources it has been using and becomes deactivated, the next MSTR operation encountered in logic can be activated.
3.2.1Characteristics
Size | Three nodes high |
PLC | Standard in PLCs that have |
Compatibility | functionality only) |
Standard in all Quantum PLCs with Modbus Plus functionality and/or TCP/IP
zEthernet option modules
Available as a loadable in chassis mount PLCs (Modbus Plus functionality only)
Opcode | BF hex |
26 | 840 USE 115 00 Version 1.0 |
