SG2-20VT-D, SG2 PLR, 8 DC IN, 4 Analog IN, 8 Transistor OUT, Built-in MODBUS RTU I/O Link

TECO SG2 Series PLR V.3, 8 DC Inputs, 4 Analog Inputs, 8 Transistor Outputs, Built-in MODBUS RTU I/O Link
Item: SG2-20VT-D
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Temporarily Unavailable: Est. Availability 9/3/2021
Weight: 0.8 lbs.
Made in: China


TECO SG2 Series PLR V.3, 8 DC Inputs, 4 Analog Inputs, 8 Transistor Outputs, Built-in MODBUS RTU I/O Link
  • 24V / 3.2mA DC Inputs
  • Analog Inputs, 10-bit, 0-10VDC
  • 4 line, 16 character LCD backlit display
  • 8 Programming Keys
  • Retentive Flash Memory
  • Multi-language support
  • Built-in Real-Time Clock
  • Agency Approvals: UL / cUL / CE
  • 1 Year Warranty

General Specifications

General Specicfications
Input Power Voltage Range 20.4-28.8V
Power Consumption 20-point: 150mA
Wire Size (All Terminals)26 to 14 AWG
Programming LanguagesLadder/Function Block
Program Memory300 Lines or 260 Function Blocks
Programming Storage MediaFlash
Execution Speed10ms/cycle
Customizable Screens31 (H Coils)
LCD Display 4 Lines x 16 Characters
Function Keys8, 4 User-defined (Z Inputs)
Auxiliary Coils126 (63 M-coils, 63 N-coils)
Timers31 T-coils
Timing Ranges0.01s–9999min
Counters31 C-coils
Highest Count999999
RTC (Real Time Clock)31 R-coils
Resolution1 min
Time Span AvailableWeek, Year, Month, Day, Hour, Min
Daylight Savings FeatureYes
Power Off RTC Retention240 Hours
Compare Instructions (Analog, Timer, or Counter Values)31 G-coils
Compare FunctionsEQ, LT, GT, LE, GE, NE
PID Control (Proportional-Integral-Derivative)15 Loops (PI Coils)
Math Instructions62 (31 AS Coils, 31 MD Coils) Up to 124 Additional (Plus Unused T, C, R, G coils)
Math Operations+ - x /
Data Multiplexer Instructions15 (MX Coils)
Resolution2-bit, 4 Data Registers
Data Registers240 (DR Coils, 16-bit)
Shift Instruction1 8-bit (S Coil)
Analog Ramp Instructions31 (AR Coils)
Discrete Inputs
Current Consumption3.2mA @24VDC
Input Signal ”OFF” Threshold 24VDC: < 5VDC
Input Signal ”ON” Threshold 24VDC: > 15VDC
Input On DelayDC: 5ms
Input Off DelayDC: 3ms
Transistor Type3-wire PNP Sensor compatible
High Speed Input Frequency1kHz
Standard Input Frequency< 40 Hz
Required ProtectionInverse voltage protection required
Analog Inputs
Resolution12 bit
Acceptable Input RangeAnalog input: 0-10VDC voltage, 24VDC when used as discrete input
Input Signal ”OFF” Threshold < 5VDC (as 24VDC discrete input)
Input Signal ”ON” Threshold > 9.8VDC (as 24VDC discrete input)
Short Circuit ProtectionYes
Total Number AvailableA01-A04 (I09-I0C)
Transistor Outputs
Pulse Outputs1 PWM and 1 PWM or Pulse Output
PWM Max. Output Frequency0.5kHz (1ms on,1ms off)
Standard Max. Output Frequency100Hz
Voltage Specification10-28.8VDC
Current Capacity1A
Maximum Load Resistive: 0.5A/point; Inductive:?0.3A/point
Minimum Load0.2mA
Built-in RS485 Communication
Modbus-RTUMaster/Slave mode, 4800-115.2kb,
supports Modbus function codes 1, 3, 5, 6, 16
DataLinkLink up to 8 Remote-I/O slave units (SG2-20Vx-x only) to 1-master unit at 8.4kb
Remote-I/OLink up to 3 SG2-20Vx-x units (1-master, 2-slaves) at 38.4kb

Environmental Conditions

Enclosure TypeIP20
Maximum Vibration1G According to IEC60068-2-6
Operating Temperature Range-4° to 131°F (-20° to 55°C)
Storage Temperature Range-40° to 158°F (-40° to 70°C)
Maximum Humidity90% (Relative, Non-condensing)
Vibration0.075mm Amplitude; 1.0g Acceleration
Weight10-point: 230g; 8-point:190g; 20-point: 345g
Agency ApprovalscUL , CE, UL, UL File# E205406

Related Items

Knowledge base

TitleSummaryRelated Links

SG2 Software Download

This application note will explain how to download the SG2 software from the FactoryMation website and how to set-up software on a computer using Windows 7 operating system..

Uninstalling SG2 Software

This App Note will show how to uninstall SG2 software using Windows 7 operating system

Opening and Linking SG2 Software to SG2 unit

In this App Note, we will be opening a new SG2 program and linking the SG2 software to the SG2 Programmable Logic Relay

Creating and Loading an SG2 Program

In this App Note, we will be creating an SG2 program and then loading the program into an SG2 Programmable Logic Relay

Simulating SG2 program using the SG2 Software

Simulating SG2 program using the SG2 Software

Defining the Ladder Logic Tool Bar

Defining the Ladder Logic Tool Bar for the SG2 Client Software.

Upload/Download an SG2 Program

Upload/Download an existing SG2 Program

SG2 Ladder Structure for 3 Contact Program

We will define the basic structure of a Ladder Logic program

Digital Inputs (AC/DC)

Discuss the proper types of input sources for each type of digital input, and we will identify both AC and DC inputs

Output Types (hardware and software)

Discuss the different Hardware Output options for the SG2 Programmable Logic Relay (Relay or Transistor), also, the Software Output Types (General, Set, Reset, and Pulse)

Compatible Sensor Types

Give examples of the sensor types that are compatible for use with the SG2 Programmable Logic Relay

Analog Inputs for the SG2 Base Unit

We will show the Analog Input capabilities of the SG2 Base units

Explaining Auxiliary Relay contact/coil options

We will define the auxiliary relay contact/coil options...

SG2 Timer Instructions

We will show how to use a Timer Instruction..

SG2 Counter Instructions

A Counter Instruction will be used to monitor an input and activate an output coil after a certain number of events..

Comparator Instruction

All Comparator Instruction Modes will be defined. ...

Differential (One Shot) Instructions

We will demonstrate how to use both the rising edge and falling edge Differential (One Shot) instruction..

Timer Instruction Modes

Timer Instruction modes, definitions, and common inputs will be reviewed

Counter Instruction Modes

Counter modes will be defined and demonstrated....

Real Time Clock Instructions

Real Time Clock (RTC) modes will be defined...

Multiplexer Instruction

We will define and demonstrate the Multiplexer Instruction....

Mathematical Instructions

Demonstrate the Add/Subtract and the Multiply/Divide mathematical instructions....

Connect and configure SG2 PLR to the iView HMI

Explains how to connect the SG2 PLR to the iView HMI using the RS232 communication port...

SG2 PLR and iView HMI Programs for RS232 Communication

Shows how to set the programming for the operation of the SG2 PLR and iView HMI...

Using the SG2 PLR and iView HMI on Modbus RTU

Shows you how to use the SG2 PLR and iView HMI on Modbus RTU

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