Modbus Diagnostic Codes

Modbus NTP Diagnostic Codes

The BMENOP0300 module supports the following NTP diagnostic codes, which begin at 41219 (decimal):

Address	MS Byte	LS Byte	Modbus Type	Comments
41219	MSW - MSB	MSW - LSB	UDINT	Enabled/disabled
Offset + 01	LSW - MSB	LSW - LSB	UDINT	Enabled/disabled
Offset + 02	MSW - MSB	MSW - LSB	UDINT	Primary NTP Server IP Address
Offset + 03	LSW - MSB	LSW - LSB	UDINT	Primary NTP Server IP Address
Offset + 04	MSW - MSB	MSW - LSB	UDINT	Secondary NTP Server IP Address
Offset + 05	LSW - MSB	LSW - LSB	UDINT	Secondary NTP Server IP Address
Offset + 06	Unused	LS Byte	USINT	Polling Period
Offset + 07	Unused	LS Byte	USINT	Daylight Saving Auto Adjustment
Offset + 08	Unused	LS Byte	USINT	Update CPU with Module Time
Offset + 09	Unused	LS Byte	USINT	Reserved
Offset + 10	MSW - MSB	MSW - LSB	UDINT	Time Zone
Offset + 11	LSW - MSB	LSW - LSB	UDINT	Time Zone
Offset + 12	MS Byte	LS Byte	INT	Time Zone Offset
Offset + 13	Unused	Unused	USINT	Reserved
Offset + 14	Unused	Unused	USINT	Reserved
Offset + 15	Unused	LS Byte	USINT	Daylight Saving Start Date - Month
Offset + 16	Unused	LS Byte	USINT	Daylight Saving Start Date - week # day of week
Offset + 17	Unused	LS Byte	USINT	Daylight Saving End Date - Month
Offset + 18	Unused	LS Byte	USINT	Daylight Saving End Date - week # day of week
Offset + 19	MSW - MSB	MSW - LSB	UDINT	Network Time Service Status
Offset + 20	LSW - MSB	LSW - LSB	UDINT	Network Time Service Status
Offset + 21	MSW - MSB	MSW - LSB	UDINT	Link to NTP Server Status
Offset + 22	LSW - MSB	LSW - LSB	UDINT	Link to NTP Server Status
Offset + 23	MSW - MSB	MSW - LSB	UDINT	Current NTP Server IP Address
Offset + 24	LSW - MSB	LSW - LSB	UDINT	Current NTP Server IP Address
Offset + 25	MSW - MSB	MSW - LSB	UDINT	NTP Server Type
Offset + 26	LSW - MSB	LSW - LSB	UDINT	NTP Server Type
Offset + 27	MSW - MSB	MSW - LSB	UDINT	NTP Server Time Quality
Offset + 28	LSW - MSB	LSW - LSB	UDINT	NTP Server Time Quality
Offset + 29	MSW - MSB	MSW - LSB	UDINT	Number of NTP Requests Sent
Offset + 30	LSW - MSB	LSW - LSB	UDINT	Number of NTP Requests Sent
Offset + 31	MSW - MSB	MSW - LSB	UDINT	Number of Communication Errors
Offset + 32	LSW - MSB	LSW - LSB	UDINT	Number of Communication Errors
Offset + 33	MSW - MSB	MSW - LSB	UDINT	Number of NTP Reponses Received
Offset + 34	LSW - MSB	LSW - LSB	UDINT	Number of NTP Reponses Received
Offset + 35	MS Byte	LS Byte	UINT	Last Error
Offset + 36	MSW - MSB	MSW - LSB	UDINT	Current Time
Offset + 37	LSW - MSB	LSW - LSB	UDINT	Current Time
Offset + 38	MS Byte	LS Byte	UINT	Current Date
Offset + 39	MSW - MSB	MSW - LSB	UDINT	Daylight Savings Status
Offset + 40	LSW - MSB	LSW - LSB	UDINT	Daylight Savings Status
Offset + 41	MSW - MSB	MSW - LSB	UINT	Time Since Last Update
Offset + 42	LSW - MSB	LSW - LSB	UINT	Time Since Last Update

Modbus QoS Diagnostic Codes

The BMENOP0300 module supports the following QoS diagnostic codes, which begin at 41261 (decimal):

Address	MS Byte	LS Byte	CIP Type	Comments
41261	MS Byte	LS Byte	UINT	802.1Q Tag enable / disable
Offset + 01	MS Byte	LS Byte	UINT	Reserved for DSCP PTP Event
Offset + 02	MS Byte	LS Byte	UINT	Reserved for DSCP PTP General
Offset + 03	MS Byte	LS Byte	UINT	Reserved for DSCP EIP Urgent
Offset + 04	MS Byte	LS Byte	UINT	Reserved for DSCP EIP Scheduled
Offset + 05	MS Byte	LS Byte	UINT	Reserved for DSCP EIP High
Offset + 06	MS Byte	LS Byte	UINT	Reserved for DSCP EIP Low
Offset + 07	MS Byte	LS Byte	UINT	Reserved for DSCP EIP Explicit
Offset + 08	MS Byte	LS Byte	UINT	Reserved for DSCP Modbus IO Scanner (same as DSCP EIP High)
Offset + 09	MS Byte	LS Byte	UINT	DSCP Modbus Client/Server (same EIP Explicit)
Offset + 10	MS Byte	LS Byte	UINT	DSCP NTP
Offset + 11	MS Byte	LS Byte	UINT	DSCP IEC 61850_Client