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RS485 INTERFACE
DNP device profile
1–6
DNP 3.0 Device Profile
(Also see the IMPLEMENTATION TABLE in the following section)
Vendor Name: General Electric Multilin
Device Name: SR345 Relay
Highest DNP Level Supported:
For Requests: Level 2
For Responses: Level 2
Device Function:
□ Master
⊠ Slave
Notable objects, functions, and/or qualifiers supported in addition to the Highest DNP Levels
Supported (the complete list is described in the attached table):
Binary Inputs (Object 1)
Binary Input Changes (Object 2)
Binary Outputs (Object 10)
Control Relay Output Block (Object 12)
Binary Counters (Object 20)
Frozen Counters (Object 21)
Counter Change Event (Object 22)
Frozen Counter Event (Object 23)
Analog Inputs (Object 30)
Analog Input Changes (Object 32)
Analog Deadbands (Object 34)
Time and Date (Object 50)
Internal Indications (Object 80)
Maximum Data Link Frame Size (octets):
Transmitted: 292
Received: 292
Maximum Data Link Re-tries:
⊠None
□Fixed at 3
□Configurable
Requires Data Link Layer Confirmation:
⊠ Never
□ Always
□ Sometimes
□ Configurable
Requires Application Layer Confirmation:
□ Never
□ Always
CHAPTER 1: COMMUNICATIONS GUIDE
Maximum Application Fragment Size (octets):
Transmitted: configurable up to 2048
Received: 2048
Maximum Application Layer Re-tries:
⊠ None
□ Configurable
345 TRANSFORMER PROTECTION SYSTEM – COMMUNICATIONS GUIDE
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