Communication Expert
of Industrial IOT
USR-M100 Specification
Remote IoT Gateway
Introduction
USR-M100 is designed for edge computing applications in IoT, Smart Manufacturing, Industrial
Automation etc. It provides rich network protocols, like TCP, UDP, HTTP, MQTT, SSL, etc. The USR-M100
integrates comprehensive interface such as: RS232, RS485, Ethernet port, Cellular antenna, DI, DO, AI
etc. It also supports Modbus RTU to TCP /JSON. The product features edge computing capabilities to
reduce cloud-end computing resources and realize data optimization on the IoT application.
SPECIFICATION
Product Features
⚫ High-performance CPU processing ability, using 32-bit Arm Cortex-M7 core SoC, up to 400MHz
frequency.
⚫ Provides remote serial access over the Internet for industrial serial devices
⚫ 10/100Mbps Ethernet port and support Auto MDI/MDIX
⚫ Supports a wide industrial operating temperature, -25℃~75℃
⚫ Baud rate: 0.6~230.4 Kbps, and any baud rate setting; support None, Odd, Even, Mark, Space Parity
bit
⚫ Flexible serial port data framing packing, which can satisfy user’s various demands for data packets
segmentation.
⚫ Versatile operation modes: TCP Server, TCP Client, UDP, HTTP client, WebSocket server
⚫ Support virtual COM USR-VCOM(Windows)
⚫ Modbus Ethernet-to-Serial support (Modbus/TCP, Modbus/RTU) for seamless integration of serial
Modbus devices
⚫ Provides rich configuration access, including Windows configuration tool, and Web Browser
⚫ Firmware upgrading via Web Browser and Windows configuration tool, PUSR remote Upgrading.
⚫ High security via certificate verification SSL/TLS encryption for serial data transmission, HTTPS, TCPS,
MQTTS
⚫ Support Modbus RTU master, edge computing, Modbus gateway, MQTT gateway
⚫ Support SNMP V1/V2c
⚫ Support on board I/O for 2 x analog input (AI, 4~20ma), 2 x digital input (DI), 2 x digital output (DO),
expandable with I/O modules, digital out support linkage control.
⚫ Support 2 serial ports: 1 x RS232/485, 1 x RS485.
⚫ Cloud support: MQTT via AWS IOT, Microsoft Azure, Thingsboard, Alibaba Cloud, *EMQX, *Tuya,
*Cumulocity IoT and so on.
SPECIFICATION
Ordering Guide
For USR-M100:
Model USR-M100-ETH USR-M100-EAU
Ethernet Port √ √
Cellular Network None LTE Cat4
Region Global Europe, Asia, Africa, Oceania, Brazil,
LTE FDD: B1/3/5/7/8/20/28
LTE TDD: B38/40/41
Band frequency /
WCDMA: B1/5/8
GSM/GPRS/EDGE: 850/900/1800
Extended Modules None √
For Extended Modules:
Model USR-IO4040 USR-IO0440 USR-IO0080 *USR-IO8000
Number of DI 4 0 0 8
Number of AI 0 4 0 0
Number of DO 4 4 8 0
Number of AO 0 0 0 0
Type of AI / Current / /
Signal range of / 4~20mA / /
AI
Voltage range of 9~36V / / 9~36V
DI
Type of DO Relay Relay Relay /
Capability of DO 3A 3A 3A /
Communication RS485 RS485 RS485 RS485
port
Support √ √ √ √
extendable
SPECIFICATION
Specifications
USR-M100 Parameters
Power Input Voltage 9 – 36 VDC, reverse polarity protection, surge protection
Supply Power Consumption Idle: < 2.4W, Max: < 4.8W
2 serial ports: 1 x RS232/485, 1 x RS485
No. RS232 Terminal block connector: TX, RX
RS485 Terminal block connector: A, B
Baud rates 600~230400 bps
Serial Port
Data bits 7,8
Stop bits 1,2
Parity None, Even, Odd, Mark, Space
Flow None, XON/XOFF
2 x Digital opto-isolated input (0 - 2 V detected as logic low, 9 - 36 V
DI
detected as logic high)
2 x Relays,
DC contacts rating @R(at resistive load)10A / 28V DC
DO
AC contacts rating @R(at resistive load)10A / 277V AC,NO
Physical AC contacts rating @R(at resistive load)5A / 250V AC, NC
Interface AI 2 x Analog input 4-20mA
USR-IO4040: 4 x Digital input, 4 x Digital output
Extendable I/O
USR-IO0440: 4 x Analog input(4-20mA), 4 x Digital output
modules
USR-IO0080: 8 x Digital output
Antennas 1 × SMA-K Connectors (Center PIN: SMA Female)
SIM Slot 1 x (3 V/1.8 V) Micro-SIM(3FF)
Dimensions (W x H x
Physical 79.6 x 58 x 110 (mm)
D)
Spec
Mounting options DIN rail, wall mounting
ESD IEC61000-4-2, Level 3, class B, contact 6KV, air 8KV
Hardware
Surge IEC61000-4-5, Level 3, class B
Protection
EFT IEC61000-4-4, Level 3, class B
Status LEDS Power 1 x Power, 1 x WORK, 1x NET, 1 x DATA, 2 x DI, 2 x DO
Frequency：
Cellular LTE FDD: B1/3/5/7/8/20/28
LTE TDD: B38/40/41
Network WCDMA: B1/5/8
GSM/GPRS/EDGE: 850/900/1800
Maximum Transmission Data Rate：
LTE FDD: 150(DL)/ 50(UL) Mbps
SPECIFICATION
LTE FDD: 130(DL)/ 30.5(UL) Mbps
WCDMA: 384(DL)/ 384(UL) Kbps
1 x WAN port 10/100 Mbps, compliance IEEE 802.3, IEEE 802.3u
ETHERNET
standards, supports auto MDI/MDIX
ICMP,IPv4,IPv4,ARP,ICMP,TCP,UDP,DHCP,DNS,HTTPS,MQTT,SNMP,Telnet
Network protocols
,NTP,SSL v3
IP DHCP/Static IP
WebSocket Supported
Supported, standard MQTT protocol, 16 subscription topics and 16
Software MQTT
publish topics
Supported. Data collection points, DI, and AI can be used as trigger
Linkage control
and executed by DO
IOT PLATFORMS Alibaba cloud, AWS IOT, PUSR cloud, Thingsboard
User Configuring Windows Utility, web console (HTTP)
Operating
-25 °C to 75 °C
temperature
Operating
Operating humidity 10% to 90% non-condensing
Environment
Ingress Protection
IP30
Rating
Supported functions 01, 02, 03, 04
Supported data 8 bit: INT, UINT; 16 bit: INT, UINT (MSB first); 32 bit: float, INT, UINT
MODBUS
formats (ABCD (big-endian), DCBA (little-endian), CDAB);64bit: float
RTU Master
Supported data
128
points
Approvals Regulatory CE/RED, RoHS
Dimensions(mm)
SPECIFICATION
Application
◼ For more information, please visit our websites:
⚫ Official website: https://pusr.com
⚫ Official shop: https://shop.usriot.com
⚫ Technical support: http://h.usriot.com/
SPECIFICATION
Official Website: www.pusr.com
Official Shop: shop.usriot.com
Technical Support: h.usriot.com
Inquiry Email: inquiry@usriot.com
Skype & WhatsApp: +86 13405313834
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