Name: ABB M101
Brand: ABB
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DISTRIBUTION SOLUTIONS

MNS® Digital

with M10x

Interface Manual Modbus

Table of Contents3
General9
Target Group9
Use of Warning, Caution, Information and Tip Icon9
Terminology10
Related Documentation13
Introduction14
Figure 1: MNS Digital Gateway14
Figure 2: MNS Digital System Configuration with M10X14
Hardware Types and Technical Data15
Table 1 MNS Digital Gateway Modbus Hardware15
Table 2 MNS Digital Gateway Technical Data15
Modbus Standard16
Basics16
Figure 3 Master Slave Query Response Cycle16
Table 3 Modbus RTU Mode of Transmission18
Interfaces19
Front View19
Figure 4 MNS Digital Gateway Front View19
Power Supply20
Figure 5 Power Supply Connector20
Table 4 Front View Connectors, LED and Push Buttons20
MNS Digital Gateway Installation21
MNS Digital Gateway Mounting21
Figure 6 MNS Digital Gateway Mounting Kit21
CF Card Installation22
Figure 7 CF Card Insertion22
Figure 8 CF Card Insertion Detail22
Communication Interface Connection23
Switchgear Bus Network23
Figure 9 Hardware Connection between MNS Digital Gateway and M10X23
Table 5 M10X Communication Setting23
Figure 10 Shielding Clamp for RS48524
Switchgear Control Network25
Connection Examples of Switchgear Control Network25
Figure 11 MNS Digital Gateway Directly Connected to MNS Digital Edge Gateway25
Figure 12 Network Connection of MNS Digital Gateway and MNS Digital Edge Gateway26
Time Synchronization27
Option 127
Figure 13 Example, Showing 3Rd Party Network Switch and 3Rd Party NTP Server in a Switchgear Control Network27
Option 228
Figure 14 Example, Using MNS Digital Gateway as NTP Server28
Fieldbus29
Modbus RTU Topology29
Figure 15 MNS Digital Gateway RS232 Connection Via Serial 229
Figure 16 MNS Digital Gateway RS422 Connection Via Serial 230
Figure 17 MNS Digital Gateway RS485 Connection Via Serial 231
Figure 18 Example for RS485 Bus Termination and Biasing31
Modbus TCP Topology32
Figure 19 MNS Digital Gateway Modbus TCP Connection with Crossover Cable32
Figure 20 MNS Digital Gateway Modbus TCP Connection with Standard CAT5 Cable32
Redundancy33
Redundant Architecture33
Figure 21 Redundancy Configuration and Possible Failure Scenario33
Redundancy Configuration34
Redundant MNS Digital Gateway Connection34
Figure 22 Serial 1 to Serial 1 Redundant Link Connections with Ferrite Core34
Table 6 Serial Redundant Link Cable Ordering Code34
M10X-M Redundant Configuration35
MNS Digital Gateway Redundant Configuration35
Figure 23 Mnavigate IP Address Parameterization for Primary and Backup MNS Digital35
Gateway35
Table 7 M10X-M Redundant Communication Setting35
Figure 24 Mnavigate Fieldbus Slave Address Parameterization for Primary and Backup MNS36
Digital Gateway36
Table 8 Primary and Backup IP Address Setting36
Handling of Redundancy Faults37
Table 9 Primary and Backup IP Address Setting37
Mview / Web Interface38
Figure 25 Mview Redirecting to Redundant MNS Digital Gateway38
Figure 26 Redundancy Error Shown in Mview by a Red Square38
Configurations39
Initial Values - IP Configuration39
Settings - IP Configuration40
Figure 27 IP Address Settings40
Figure 28 Time Sync Settings40
Table 10 MNS Digital Gateway Default Parameters - IP Configuration40
Definition of IP Addresses41
Settings - Serial Switchgear Bus41
Figure 29 Parameter Window for Serial Switchgear Bus in Mnavigate42
Table 11 MNS Digital Gateway Serial Switchgear Bus42
Settings - Modbus RTU Communication43
Table 12 MNS Digital Gateway Default Parameters - Modbus RTU Configuration43
Settings - Modbus TCP Communication44
Figure 30 Parameter Window for MODBUS RTU Parameters in Mnavigate44
Table 13 MNS Digital Gateway Default Parameters - Modbus RTU Configuration44
Multiple Master in Modbus TCP Applications45
Failsafe45
Figure 31 Parameter Window for MODBUS TCP Parameters in Mnavigate45
Start-Up of MNS Digital Gateway and Application Download46
Power-On Procedure46
Power on the Control Voltage Supply46
Confirm Operation46
Function Codes47
Message Format47
Query Messages47
Response Messages47
Table 14 Function Codes47
Function Code 02 - Read Input Status48
Function Code 03 - Read Holding Registers48
Function Code 04 - Read Input Registers48
Table 15 Address Ranges of Function Codes48
Data Presentation for Function Code 03 and 0449
Function Code 06 - Preset Single Register49
Function Code 08 - Preset Single Register49
Table 16 Byte Representation for Function Code 03 and 0449
Table 17 Byte Representation for Float49
Table 18 Byte Representation for Float Big Endian49
Function Code 16 - Preset Multiple Register50
Restrictions50
General50
Exception Code Handling51
Data Mapping52
User Data Map52
Default Data Map52
Monitoring (Inputs from M10X-M)52
Monitoring with Function Code 0253
Table 19 Default Modbus Map Life Bit of M10X-M53
Table 20 Default Modbus Map Bit Status of M10X-M57
Monitoring with Function Code 03 and 0458
Table 21 Default Modbus Map Measured Values of M10X-M58
Extended Status Description59
Table 22 Default Modbus Map Extended Status for M10X-M59
Table 23 Extended Status Byte 159
Table 24 Extended Status Byte 260
Table 25 Extended Status Byte 360
Table 26 Extended Status Byte 461
Control Commands62
Table 27 Default Modbus Command Registers62
Switching Commands63
Table 28 Switching Commands Sent from DCS to MNS Digital Gateway63
Switching Commands - Bit Control64
Table 29 Default Modbus Bit Command Registers64
Table 30 Default Bit Map Control Commands Low Byte64
Redundant MNS Digital Gateway Modbus Data65
Table 31 Default Bit Map Control Commands High Byte65
Table 32 Redundant Data for Monitoring by the Modbus Master65
Table 33 Redundant Command Possible from the Modbus Master65
Control Access66
Table 34 Command and Status for Control Access66
Troubleshooting and Maintenance68
MNS Digital Gateway LED Indication68
Table 35 MNS Digital Gateway LED Indication70
Troubleshooting71
Table 36 MNS Digital Gateway Troubleshooting72

Brand	ABB
Model	M101
Category	Industrial Equipment
Language	English

ABB M101 User Manual

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