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STA-16 Digital Input Interface RS-485
RS-485 Contact Monitor
Voltage Monitor - Data Logger - Smartphone Text Alert System

16 Channel Digital RS-232 Interface

(shown below with RCT-16 terminal block)

STA-16 Digital Input Interface$ 119.95 Quantity  

RS-485 Option (full duplex)....$ 10.95 Quantity  

ACCESSORIES
Click the add button to add accessories, then click BUY

RCT-16 Terminal Block Adap$ 22.95 Quantity  

/T TransZorb-Polyfuse............$ 9.95 Quantity  

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Additional Accessories


  • Engineered for continuous 24 hour industrial operation
  • Low cost - High reliability - 15 years of proven performance in the energy management field.
  • In addition to use in energy management and HVAC, the STA-16 is widely used for equipment monitoring and for use as a security system interface and event logging.
  • Connects to RS-485 or RS-422 (up to 4,000 foot distance) - Monitor up to 144 contact closures - for analog inputs use the ADC-16A485 Analog to Digital Converter
  • Full technical support provided by on staff advisors
  • Optional Touch Tone Input available
  • Optional AC Opto Isolators available for use with the digital inputs
  • Expandable up to 144 digital inputs or up to 32 analog inputs using ST-32 or AD-16 expansion cards
  • Expandable to control up to 112 relays or digital outputs using EX-16 or EX-32 expansion cards
  • Compatible with all versions of Windows including XP, Vista, Windows 7, 8, 8.1, Windows 10 and Windows 11
  • Compatible with Linux and most operating systems that support serial communication
  • Open Source - Source code examples included in Microsoft Visual Basic 6, Microsoft Visual Studio/Visual Basic.Net and C#, Microsoft ASP.Net, C++, Python and others - DLL's available
  • Includes Data Logging Software CD - Cable, terminal block and power supply sold separately

Status Interface for connection to RS-232

STA-16 Description and Spec

STA-16 Tech Reference

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Event Notification for your Smartphone


Electronic Energy Control, Inc.
14960 Maple Ridge Rd
Milford Center OH 43045-9016

TOLL FREE (24 hour order line)
(800) 842-7714

Technical Support (937) 349-6000
Internet Email cst@eeci.com

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All Rights Reserved
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