BARTH STG-680 MOD Logic Module, 7 → 32 V dc, 10 x Input, 10 x Output Without Display

  • RS Stock No. 123-2106
  • Mfr. Part No. 0850-0680
  • Manufacturer BARTH
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): DE
Product Details

STG-680 MOD - Mini-PLC

The STG-680 MOD is highly innovative Mini-PLC that extends the established Barth series of Mini-PLC’s. It features a rugged MODBUS interface with graphical programming at lowest current consumption and configuration capabilities. The MODBUS interface allows you to connect various industrial network components to the mini-PLC.
The STG-680 has both inputs and outputs that feature highly integrated and rugged protection circuits meaning it does not need any peripheral components to operate. Allowing for operation in harsh environments.

Features and Benefits

• Small & universal
• Ultraflat housing, height 11 mm
• 6 analogue inputs 0-10 V dc, 12-bit ADC
• 4 digital inputs up to 1 kHz
• 8 power PWM outputs up to 1.5 A
• 1 power PWM output 2 A/1 to 10 kHz
• 1 MODBUS RTU interface
• Graphically programmable MODBUS data
• Reliable solid-state outputs
• Fail-safe oscillator
• Programmable status LED
• TTL-232/USB connection to PC
• Intuitive graphical programming capability
• Wide operating voltage 7-32 V dc
• Wide temperature range -40-+60°C
• Vibration resistant and rugged sealing


The outstanding features of the STG-680 MOD make it a suitable choice for various application fields such as industrial automation, process control, building automation and environmental technology.


The software is available as a free online download:

Barth Mini-PLC

Attribute Value
Series STG-680 MOD
Supply Voltage 7 → 32 V dc
Output Type Digital, PWM, Solid-State
Number of Outputs 10
Input Type Analogue, DC Digital
Number of Inputs 10
Mounting Type Panel Mount
Width 45mm
Display Included No
Length 93mm
Depth 15mm
Dimensions 93 x 45 x 15 mm
Termination Type Spring
Module Type Mini-PLC I/O Module
Output Current 1.5
Minimum Operating Temperature -40°C
Maximum Operating Temperature +60°C
Application Building Automation, Environmental Technology, Industrial Automation, Process Control
5 Within 4 working day(s) (Global stock)
34 Within 4 working day(s) (Global stock)
Price Each
MYR 599.95
Per unit
1 - 9
10 - 49
50 +
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