Whether single or multiple serial ports, Moxa’s Modbus TCP gateway solutions convert data in 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.

4-port Modbus RTU/ASCII/TCP-to-EtherNet/IP gateways, -40 to 75°C operating temperature

Ethernet Interface
10/100BaseT(X) Ports (RJ45 connector)
– 2
– Auto MDI/MDI-X connection
Magnetic Isolation Protection
– 1.5 kV (built-in)

Ethernet Software Features
Industrial Protocols
– Modbus TCP Client, EtherNet/IP Adapter
Configuration Options
– Web Console (HTTPS), Device Search Utility (DSU)
Management
– ARP, DHCP Client, DNS, HTTP, HTTPS, SMTP, SNMP Trap, SNMPv1/v2c/v3, TCP/IP, UDP
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
No. of Ports
– 4
Connector
– DB9 male
Serial Standards
– RS-232/422/485
Baudrate
– 300 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
– ADDC (automatic data direction control)
Pull High/Low Resistor for RS-485
– 1 kilo-ohm, 150 kilo-ohms
– software configurable
Terminator for RS-485
– 120 ohms
– software configurable
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 Features
Industrial Protocols
– Modbus RTU/ASCII Client

Modbus RTU/ASCII
Mode
– Client
Functions Supported
– 1, 2, 3, 4, 5, 6, 15, 16, 23
Max. No. of Server Connections
– 31
Max. No. of Commands
– 128 per serial port

Modbus TCP
Mode
– Client
Functions Supported
– 1, 2, 3, 4, 5, 6, 15, 16, 23
Max. No. of Server Connections
– 32
Max. No. of Commands
– 128
Total Output Data Size
– 4000 bytes
Total Input Data Size
– 4000 bytes

EtherNet/IP
Mode
– Adapter
CIP Objects Supported
– Identity, Message Router, Assembly, Connection Manager, TCP/IP interface, Ethernet link, Port
Max. No. of Scanner Connections
– 8 (read/write)
Input Data Size
– 496 bytes/connection (total: 3968 bytes) bytes
Output Data Size
– 496 bytes/connection (total: 3968 bytes) bytes

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

Power Parameters
Input Voltage
– 12 to 48 VDC
Input Current
– 455 mA (max)
Power Connector
– Spring-type Euroblock terminal

Relays
Contact Current Rating
– Resistive load: 2 A @ 30 VDC

Physical Characteristics
Housing
– Metal
IP Rating
– IP30
Dimensions
– 42 x 90 x 130 mm (1.65 x 3.54 x 5.1 in)
Weight
– 403 g (0.89 lb)

Environmental Limits
Operating Temperature
– -40 to 75°C (-40 to 167°F)
Storage Temperature (package included)
– -40 to 85°C (-40 to 185°F)
Ambient Relative Humidity
– 5 to 95% (non-condensing)

Standards and Certifications
Safety
– EN 61010-2-201, UL 61010-2-201
EMC
– EN 61000-6-2/-6-4
EMI
– FCC Part 15B Class A
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
Freefall
– IEC 60068-2-31
Shock
– IEC 60068-2-27
Vibration
– IEC 60068-2-6, IEC 60068-2-64

MTBF
Time
– 689,989 hrs
Standards
– Telcordia SR332