M2M Internet of Things RTU S274 4DI/DO 1TH 32G Memory 1RS485 for Telemetry Systems

DC Power supply

Standard adapter: DC 12V/2A  Range 9-36VDC

Power consumption

Standby:12V/50mA;  Working Max.: 12V/150mA

GSM Frequency

850/900/1800/1900Mhz

3G/4G

Optional: WCDMA/TDD-LTE/FDD-LTE

TCP/IP stack

TCP,UDP

SIM interface

Supporting 3V and 1.8V SIM Card

External antenna

SMA Antenna interface, 50 Ohm, Gain: 3dB

Serial Interfaces

1 USB Port

Protocols

SMS, GPRS UDP,TCP, MQTT,Modbus RTU over TCP and King Pigeon RTU protocol.

RS485

1 RS485, Support Transparent transmission and Modbus RTU Slave, Modbus RTU Master.

Digital Inputs

8 Digital input, NC/NO type, one of it can be used as Pulse Counters;

Analog Inputs

6 Analog Inputs. 12 bit resolution, 0-5V or 0-20mA or 4-20mA;

Temp.&Hum Inputs

Temperature range: -40°C to +80°C, Humidity Range: 0~100%RH;

Relay Outputs

4, Rated: 5A/30VDC,5A/250VAC

Power Outputs

2 Port, for external device;

Extend I/O Tags

Max.320

Memory Capacity

Internal 8G SD card inside, can save the data for 100000events.

Backup Battery

3.7V 900mAH

Temperature range

-20-+70 °C

Humidity range

Relative humidity 95% (condensation free)

Exterior dimension

195mm*88mm*30mm

Net Weight

350g