Industrial Automation

K3CV

IO-Link AD Converter

K3CV

Analog signals are converted to digital signals with high precision and output via IO-Link communication. Improves signal accuracy and reliability while simplifying wiring to reduce costs

last update: July 1, 2025

Item	Description
Rated input voltage	24 VDC
Operating voltage range	18 to 30 VDC, including ripple (p-p) of 10%
External power supply (Analog input type)	24 VDC: Linked to input voltage Maximum load current 100 mA
Current consumption	8 mA (maximum 108 mA when powered externally: analog input type)
Ambient operating temperature	-40 to 70°C (with no condensation or freezing)
Ambient operating humidity	Relative humidity ≤ 85%
Storage temperature	-40 to 85°C (with no condensation or freezing)
Storage humidity	Relative humidity ≤ 85%
Vibration resistance	10 to 55 Hz double amplitude 1.5 mm 2h in each of X, Y, and Z directions
Shock resistance	500 m/s² Three times in each of X, Y, and Z directions
Weight	30 g
Material	PA
Protection circuit	Reverse polarity protection
Protection structure (dust-proof, waterproof)	IP67, UL Standard Type 1 Certification, IP30 (When cables are not connected)
Insert/Remove Durability	50 cycles
Cable length (from master to convertor)	≤ 20 m
Cable length (from master to sensor)	≤ 30 m and TC of 100 Ω or less and Pt of 10 Ω or less
Conformity standards	cULus: Listed (UL61010-1/UL61010-2-201/CSA-C22.2 No.61010-1/ CSA-C22.2 No.61010-2-201) CE/UKCA: EN61131-2 RCM: EN61000-6-4 IO-Link conformance
Environment	UL Certification Temperature: 70°C Indoor Use Altitude: 2,000 m max. Pollution Degree: 3 EMC Immunity Level: Zone B
Power Supply	Class2, LPS, LIM and SELV or PELV, PS2 and ES1

Item			Description
Sampling rate			Switchable between 50 ms (default) and 5 ms
Influence of temperature			±1% FS ±1 digit or less
Influence of voltage
Installation influence
Influence of EMS
Instruction range	K3CV-1ADIA-IL3	Specification	4 to 20 mA
		Instruction range	3.00 to 21.00 mA
		Input resistance	150 Ω or lower
	K3CV-1ADIB-IL3	Specification	0 to 20 mA
		Instruction range	-1.00 to 21.00 mA
		Input resistance	150 Ω or lower
	K3CV-1ADVA-IL3	Specification	0 to 10 V
		Instruction range	-1.00 to 11.00 V
		Input resistance	1 MΩ or higher
	K3CV-1ADVB-IL3	Specification	-10 to 10 V
		Instruction range	-11.00 to 11.00 V
		Input resistance	1 MΩ or higher
Instruction accuracy (ambient temperature: 23°C)			±0.2% FS ±1 digit or less

Item			Description
Sampling period			Switchable between 50 ms (default) and 10 ms
Influence of temperature			(The greater of ±1% of the instruction value or ±4°C) ±1 digits or fewer
Influence of voltage
Installation influence
Influence of EMS
Influence of signal source resistance			0.1°C/Ω or less
Thermocouple type			K thermocouple
Cold junction compensation method			Switchable between ON (default) and OFF
Instruction range	K3CV-1TCKA-IL3	Specification	-20 to 500°C/0 to 900°F
Instruction range	K3CV-1TCKA-IL3	Instruction range	-40.0 to 520.0°C/-40.0 to 940.0°F
Instruction accuracy (ambient temperature: 23°C)			(The greater of ±1% of the instruction value or ±2°C) ±1 digits or fewer

Item			Description
Sampling period			Switchable between 50 ms (default) and 10 ms
Influence of temperature			(The greater of ±1% of the instruction value or ±2°C) ±1 digits or fewer
Influence of voltage
Installation influence
Influence of EMS
Influence of signal source resistance			0.1°C/Ω or less
Compatible sensor			Pt100
Connection method			3-line
Sensor current			250 μA
Instruction range	K3CV-1PTPA-IL3	Specification	-200 to 500°C/-300 to 900°F
Instruction range	K3CV-1PTPA-IL3	Instruction range	-220.0 to 520.0°C/-340.0°C to 940.0°F
Instruction accuracy (ambient temperature: 23°C)			(The greater of ±0.2% of the instruction value or ±0.8°C) ±1 digits or fewer

Item	Description
IO-Link device	Package 2024 compatible
Baud rate	COM3: 230.4 kbps (Fixed)
Device profile	Common Profile, Locator
Minimum cycle time	COM3: 2.0 ms
Data length	16 bit
Port class	Class A
Process data	16 bit
Conversion principle	ADC ∠Σ
ADC resolution	16 bit
Control output	Switchable between physical quantity (default) and count value
Moving average filter	0 (default), 2, 4, 8, 16, 32: Switchable

Please contact your OMRON sales representative regarding the IO-Link setup file (IODD file).

last update: July 1, 2025