Gold Member Since 2015
Audited Supplier
Beijing Tengcontrol Technology Co., Ltd.

Analog Input RTU, Analog Input I/O Module, Monitoring I/O Module manufacturer / supplier in China, offering Tengcon Stc-104 RS485 Modbus RTU Monitoring I/O Module, Tengcon PLC (T-960), Stc-1 (8AI 8DI 8DO) Modbus RTU Remote I/O Module and so on.

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Supplier Homepage Product RTU (Modbus IO Modules) Tengcon Stc-104 RS485 Modbus RTU Monitoring I/O Module

Tengcon Stc-104 RS485 Modbus RTU Monitoring I/O Module

Purchase Qty.:
1-20 21-50 51+
FOB Unit Price: US $189 US $175 US $168
Purchase Qty. (Pieces) FOB Unit Price
1-20 US $189
21-50 US $175
51+ US $168
Get Latest Price
Production Capacity: 10000 PCS/Year
Transport Package: Cartons Packed, Inner Box, Outer Export Carton
Payment Terms: L/C, T/T, Paypal, Western Union

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Basic Info
  • Model NO.: STC-104
  • Certification: ISO9001, CE
  • Mount: Standard Rail or Bolts
  • Warranty: 3 Years
  • Size: 125*110*40mm
  • Specification: CE FCC ISO9001
  • Application: Automatic Doors, Industrial Machinery, TV, Special Equipment, Air-Conditioner
  • Working Temperature: -20~70 (Centigrade Degree)
  • Power: DC24V
  • I/O: 8ai,4ao
  • Trademark: TENGCON
  • Origin: Beijing China
Product Description
Tengcon STC-104 RS485 Modbus RTU Monitoring I/O Module

Operating Temperature Range -20~70°C 
8 channel analog input (0~5v or 0~20mA) , 12 bit
4 channel analog isolated output (0~10v or 0~20mA) , 12 bit
two RS485 , or one RS232 and one RS485,   MOBUS RTU, 300-38400bps
AC(85-265V) or DC 24V power supplies
125x110x40 size
Technical Specification:


125x110x40 (mm) (W x H x D)




Standard rail or bolts

Working temperature

From -20°C to 70

Storage temperature:


Operating humidity:

<85% RH(20±5°C)


1 RS485 or RS232( 3 wire)

Modbus RTU

Max baud rate 38400bps

Address Setting:  DIP SW 1~31

I/O feature:







Rely on the hardware, software and network technique, Tengcon Technology devoted to manufacture industrial automation core products and systems with more than 30%of employee are focus in Research & Development. Tengcon has deep and wide experience in various signal acquisition, especially on electric signal acquisition, and also, familiars with all main protocol like MODBUS, IEC8705, PROFIBUS DP, CAN, PROFINET etc., and knows the ropes of IEC61131 and technology of Programmable Logic Controller development as well as IEEE1588 and Clock Synchronization Technology in Ethernet, we are also robust on antiinterference and lightning protection technology to ensure the reliability of every product delivered to customer.

Tengcon Technology proposed a new advanced concept of Complete Distributed Network Control System, in that the control system is constructed via absolutely new theory. It can be applied to construct the SCADA (Supervisory Control and Data Acquisition), PLC (Programmable Logic Controller) and DCS (Distributed Control System). Typical product were developed based on these is T9 series which were launched in market already. More than 100 thousands of product have been delivered to customers and got widely and good customer acceptance in past years. 

All these products are being used in various industries in 18 counties. They showed strong reliability in different systems and wide environment include High Speed Rail, oil and gas field, power monitor and control system, kind of automatic production line, Building Management System,city lighting control system, vehicle monitoring, agricultural farms etc. we are keeping to develop and provide first class of product to all the customer in worldwide.
Our Services
  1.Any inquiries will be replied within 24 hours.
  2.OEM/ODM available.
  3. Three years Quality warranty.
  4.We accept TT Bank transfer ESCROW, Paypal,West Union etc
Packaging & Shipping
Packaging:Cartons packed, inner box, outer export carton.All products will be well packed before shipping.
Shipping:We have strong cooperation with DHL, TNT, UPS,FEDEX.EMS.China Air Post.
You also can choose your own shipping forwarder.
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