4G IoT M2M Unit

The 4G IoT M2M Unit R40A is a cost-effective, high-performance, lightweight industrial-grade edge control terminal that integrates network transmission, data collection, edge computing, logic control, and cloud platform access.

Power Supply

Input Voltage	Standard: 9~36VDC PoE Version: 48~57VDC
Input Current	Standard Version: Normal: 240mA@12V PoE Version: Normal: 70mA@48V
Reverse Polarity Protection	Support
Protection	ESD Level 3, EFT Level 3

System

CPU	MIPS CPU, Clock Speed: 580 MHz
Storage	16MB
Memory	128MB

Software Parameters

Network Protocols	PPP, PPPoE, TCP, UDP, DHCP, ICMP, NAT, HTTP, HTTPs, DNS, ARP, NTP, SMTP, SSH2, DDNS, SNMP
VPN Tunnel	IPsec, OpenVPN, L2TP
Firewall	DMZ, DoS Protection, IP Packet, Domain Name andMAC Address Filtering, Port Mapping, Access Control
Remote Management	Supports Web-Based Remote Configuration
System Log	Support
Firmware Upgrade	Supports Serial Local TFTP and Web-Based Software Upgrade

WAN

Quantity	1
Specification	RJ45 Port, 10M/100Mbps, Auto-sensing MDI/MDIX
Protection	ESD Level 3, EFT Level 3

LAN ( PoE )

Quantity	3
Specification	RJ45 Port, 10M/100Mbps, Auto-sensing MDI/MDIX
PoE(Optional)	Supports 3 PoE Power Output Ports Compatible with IEEE 802.3at/af Standards Maximum Output Power per PoE Port: 30W
Protection	ESD Level 3, EFT Level 3, Lightning Protection

I/O

RS485	1, Isolation protection, ESD Level 3
RS232	1, Isolation protection, ESD Level 3
DI	2, Isolation protection, ESD Level 3
DO	2, Isolation protection, ESD Level 3
Analog Input	4, 12-bit, 0~5V, 0/4~20mA, isolation protection, ESD Level 3

IoT protocols

Modbus Master	Supports Modbus RTU and Modbus TCP master protocols, capable ofcollecting 2000 data points.
MQTT	Compatible with AWS IoT Core, Alibaba Cloud, Huawei Cloud, Thingsboard, MQTT private cloud platforms, etc.

Console Interface

Quantity	1
Specification	Mini USB
Protection	ESD Level 3, EFT Level 3 surge

W i F i

Number of Antenna Ports	1
Antenna Port Type	SMA Female
Protocol	802.11a/b/g/n(mixed)
Mode	AP Mode (Access Point Mode), STA Mode (Station Mode)
Frequency Band	2.4G
Channel	Channel 1 - 13
Security	Open, WPA, WPA2
Encryption	AES, TKIP, TKIPAES
Number of Connections	16(Max)
Speed	300Mbps(Max)
Transmission Distance	Outdoors, Unobstructed/Open Area, Coverage Range up to 20 meters
SSID Broadcast Switch	Support

Cellular Network

Number of Antenna Ports	1
Antenna Port Type	SMA Female
4G	Support

SIM Slot

Quantity	2
Specification	Drawer-style Interface, Supports 1.8V/3V SIM/UIM Cards (NANO)
Protection	Built-in 15KV ESD Protection

Indicator Light

ALARM	Alarm Indicator Light
SYS	System Status Indicator Light
4G	4G Status Indicator Light
WiFi	WiFi Status Indicator Light

Operating Environment

Operating Temperature	-20～+65℃
Storage Temperature	-40～+85℃
Relative Humidity	5～95%RH(no condensation)

Others

Reset	1 reset button
Independent Watchdog	Onboard independent hardware watchdog
Enclosure	Aluminum Alloy
Dimension	110mmx83mm x43mm(HxLxW)
IP rating	IP30

I/O & Serial Ports：	2xDI+2xDO & 1×RS485+1×RS232
Communication Protocols:	Modbus RTU/TCP+MQTT+TCP/IP, HTTP/HTTPS, DNS, SSH2+IPSec, OpenVPN, L2TP
Communication Methods:	4G+WIFI+3×LAN+1×WAN (Optional PoE)
Security:	VPN Encryption+Firewall+WiFi Security+ESD/EFT Resistance,Watchdog

Supply information

Manufacturer	BLIIoT — Beilai Technology Co., Ltd.
Model code	R40A
Full name	R40A | 4G IoT M2M Unit
Category	4G industrial routers
Supplied in Korea by	ACUSYS Co., Ltd. · Official BLIIoT distributor in Korea