Address: Floor 3, Building 5, TongFuYu Industrial Zone, Xili, Nanshan District, Shenzhen,China Zip Code: 518055
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Shenzhen Instantware Information Technology Co., Ltd.

Smart GPRS Monitoring Control Wireless RTU , GSM SMS Alarm Unit With 6 Analog Input

Smart GPRS Monitoring Control Wireless RTU , GSM SMS Alarm Unit With 6 Analog Input

Product Details:

Place of Origin: China
Brand Name: INST
Certification: CE ROHS ISO CCC
Model Number: M3D6

Payment & Shipping Terms:

Minimum Order Quantity: accept sample order
Price: negotiated
Packaging Details: paper box
Delivery Time: 5~8 work days for sample
Supply Ability: 5000sets/month
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Detailed Product Description
Exterior Dimension: 210x145x33mm Communication Interface: RS-232/RS485/USB
Analog Input: 6 DC Power Supply: 9-28V DC (Standard Adapter: DC 12V/24V/1.5A)
Digital Input: 6 Digital Output: 6

Smart Remote Terminal Unit SMS Alarm GPRS Monitoring Control RTU



1) 6 DI
2) 6 DO
3) 6 A1

4) 2 RS232 + 1 RS485

Support remote setting via sms commands ; Preset 10 phone numbers (can be distributed authority) ; Remote add/edit/delete phone group ; Automatically update internal clock via sms ; Support ring call when alarm



DC Power supply

9-28V DC (Standard adapter: DC 12V/24V/1.5A)

Power consumption

2V/24V input Max. 150mA/Average 50mA

GSM Frequency range

Quad-frequency 900/1800/850/1900MHz

SIM Card

Supporting 3V SIM Card


50 Ω SMA Antenna interface

Memory card


GPS Antenna


Communication interface


Temperature range

-40°C ~ +80 °C

Humidity range

Relative humidity 95%

Digital input

6 Digital inputs (dry contact,wet contact is option)

Digital Output

6 Drivable relay outputs (open-collector outputs

Analog Input

6 analog inputs(4~20mA or 0~5V)

Output drive voltage

Equal to input DC voltage

Output drive power

Drive voltage ≤35V, drive current ≤500mA

Exterior dimension




· Security Alarm System applications;
· Supervision and monitoring alarm systems;
· Automatic monitoring system;
· Pumping Stations, Tanks, Oil or Water levels;

· Weather Stations;

· Car Monitor and analysis;


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Contact Details
Shenzhen Instantware Information Technology Co., Ltd.

Contact Person: Stacey

Tel: +8615914081240

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