Whether one or multiple serial ports, Moxa’s Modbus TCP gateway solutions convert data on networks between Modbus RTU/ASCII, Modbus TCP, DNP3, CANopen, J1939, PROFIBUS, BACnet/IP, IEC 101/104 and IEC 61850, making configuration, troubleshooting and conversion quick and easy.

1-Port Modbus-to-DNP3 gateway, -40 to 75°C operating temperature

Ethernet interface
10/100BaseT(X) ports (RJ45 connection)
– 2
– Auto MDI/MDI-X connection
Magnetic isolation protection
– 1.5 kV (built-in)

Ethernet software features
Industrial protocols
– Modbus TCP Client (Master)
– Modbus TCP Server (Slave)
– DNP3 TCP Master
– DNP3 TCP Outstation
Configuration options
– Web Console (HTTP/HTT) Web Console (HTTP/HTTPS)
– Device Search Utility (DSU)
– Telnet Console
Management
– ARP
– DHCP Client
– DNS
– HTTP
– HTTPS
– SMTP
– SNMP Trap
– SNMPv1/v2c/v3
– TCP/IP
– Telnet
– SSH
– UDP
– NTP Client
MIB
– RFC1213, RFC1317
Time management
– NTP client

Security functions
Authentication
– Local database
Encryption
– HTTPS
– AES-128
– AES-256
– SHA-256
Security protocols
– SNMPv3
– SNMPv2c Trap
HTTPS (TLS 1.3)

Serial interface
Console connection
– RS-232 (TxD, RxD, GND), 8-pin RJ45 (115200, n, 8, 1)
Number of ports Ports
– 1
Connector
– DB9 connector
Serial standards
– RS-232/422/485
Baud rate
– 50 bps to 921.6 kbps
Data bits
– 7, 8
Parity
– None
– Even
– Odd
– Space
– Mark
Stop bits
– 1, 2
Flow Control
– RTS Toggle (RS-232 only)
– RTS/CTS
RS-485 Data Direction Control
– Automatic Data Direction Control (ADDC)
Pull High/Low Resistor for RS-485
– 1 Kiloohm, 150 Kilo-Ohm
Terminating Resistor for RS-485
– 120 Ohm
Isolation
– 2 kV (built-in)

Serial Signals
RS-232
– TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
RS-422
– Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w
– Data+, Data-, GND
RS-485-4w
– Tx+, Tx-, Rx+, Rx-, GND

Serial software functions
Configuration options
– Serial console
Industrial protocols
– Modbus RTU/ASCII Master
– Modbus RTU/ASCII Slave
– DNP3 Serial Master
– DNP3 Serial Outstation

Modbus RTU/ASCII
Mode
– Master, Slave
Supported functions
– 1, 2, 3, 4, 5, 6, 15, 16, 23
Max. number of commands – 100 Number of commands
– 100

Modbus TCP
Supported functions
– 1, 2, 3, 4, 5, 6, 15, 16, 23
Mode
– Client (master), Server (slave)
Max. number of client connections – 1, 2, 3, 4, 5, 6, 15, 16, 23 Number of client connections
– 16
Max. Max. number of server connections
– 32
Max. number of commands – 100 Max. number of commands
– 100

DNP3 (Transparent)
Max. number of master connections – 100 Max. number of master connections
– 16
Max. number of outstation connections Max. number of outstation connections
– 32

DNP3 Serial
Mode
– Master, Outstation
Max. number of master connections – 100 Max. number of master connections
– 1
Max. number of outstation connections Max. number of outstation connections
– 31
Internal outstation database
– Binary inputs: 8192 points
– Analogue inputs: 2048 points
– Counters: 2048 points
– Binary outputs: 8192 points
– Analogue outputs: 2048 points
– Binary input events: 1024
– Analogue input events: 1024
– Counter events: 1024

DNP3 TCP/UDP
Mode
– Master, outstation
Max. Number of master connections
– 1
Max. Max. number of outstation connections
– 32
Internal master database (MGate as DNP3 master)
– Binary inputs: 8192 points (256 points per outstation)
– Binary outputs: 8192 points (256 points per outstation)
– Analogue inputs: 2048 points (64 points per outstation)
– Analogue outputs: 2048 points (64 points per outstation)
– Counters: 2048 points (64 points per front-door station)
Internal front-door station database
– Binary inputs: 8192 points
– Analogue inputs: 2048 points
– Counters: 2048 points
– Binary outputs: 8192 points
– Analogue outputs: 2048 points
– Binary input events: 1024
– Analogue input events: 1024
– Counter events: 1024

Memory
microSD slot
– Up to 32 GB (SD 2.0 compatible)

Power supply parameters
Input voltage
– 12 to 48 VDC
Input current
– 455 mA @ 12 VDC
Power supply connection
– Screwable Euroblock terminal

Relay
Contact current measurement
– Resistive load: 2 A @ 30 VDC

Physical properties
Housing
– Metal
Protection class
– IP30
Dimensions
– 36 x 105 x 140 mm (1.42 x 4.14 x 5.51 in)
Weight
– 507 g (1.12 lb)

Environmental conditions
Operating temperature
– -40 to 75°C (-40 to 167°F)
Storage temperature (in packaging)
– -40 to 85°C (-40 to 185°F)
Relative humidity
– 5 to 95% (non-condensing)

Standards and certifications
EMC
– EN 55032/35
EMI
– CISPR 32, FCC Part 15B Class B
EMS
– IEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV
– IEC 61000-4-3 RS: 80 MHz to 1 GHz: 10 V/m
– IEC 61000-4-4 EFT: Power: 4 kV; Signal: 2 kV
– IEC 61000-4-5 Surge: Power: 2 kV; Signal: 2 kV
– IEC 61000-4-6 CS: 150 kHz to 80 MHz: 10 V/m; Signal: 10 V/m
– IEC 61000-4-8 PFMF
Safety
– EN 62368-1
– UL 508
Hazardous areas
– ATEX
– Class I Division 2
– IECEx
Free fall
– IEC 60068-2-32
Shock
– IEC 60068-2-27
Vibration
– IEC 60068-2-6
– IEC 60068-2-64

MTBF
Time
– 888,926 hours
Standards
– Telcordia SR332