OMRON CJ1W-PH41U / AD04U lineup

last update: September 24, 2012

International Standards

• The standards are abbreviated as follows: U: UL, U1: UL (Class I Division 2 Products for Hazardous Locations), C: CSA, UC: cULus, UC1: cULus (Class I Division 2 Products for Hazardous Locations), CU: cUL, N: NK, L: Lloyd, and CE: EC Directives.
• Contact your OMRON representative for further details and applicable conditions for these standards.

Isolated-type Units with Universal Inputs

Unit classification: CJ1 Special I/O Units
Input points: 4 inputs
Signal range selection: Set separately for each input
External connection: Removable terminal block
No. of unit numbers allocated: 1

Product name	Signal range	Conversion speed (resolution)	Accuracy (at ambient temperature of 25 ° C)	Current consumption (A)		Model	Standards
				5 V	24 V
Process Input Units (Isolated- type Units with Universal Inputs)	Fully universal inputs: Pt100, JPt100, Pt1000, K, J, T, L, R, S, B, 4 to 20 mA, 0 to 20 mA, 1 to 5 V, 0 to 5 V, 0 to 10 V	Conversion speed: 250 ms/ 4 inputs	Accuracy: Platinum resistance thermometer input: (± 0.3% of PV or ± 0.8 °C, whichever is larger) ± 1 digit max. Thermocouple input: (± 0.3% of PV or ± 1.5 °C, whichever is larger) ± 1 digit max. *1 Voltage or current input: ± 0.3% of F.S. ± 1 digit max.	0.32	---	CJ1W-AD04U	UC1, CE, L
	Universal inputs: Pt100 (3-wire), JPt100 (3-wire), Pt1000 (3-wire), Pt100 (4-wire), K, J, T, E, L, U, N, R, S, B, WRe5-26, PL II, 4 to 20 mA, 0 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V, ± 100 mV selectable range - 1.25 to 1.25 V, - 5 to 5 V, - 10 to 10 V, ± 10 V selectable range, potentiometer	Resolution (conversion speed): 1/256,000 (conversion cycle: 60 ms/ 4 inputs) 1/64,000 (conversion cycle: 10 ms/ 4 inputs) 1/16,000 (conversion cycle: 5 ms/ 4 inputs)	Standard accuracy: ±0.05% of F.S.	0.3	---	CJ1W-PH41U *2	UC1, CE

*1. L and −100°C or less for K and T are ±2°C±1 digit max., and 200°C or less for R and S is ±3°C±1 digit max. No
       accuracy is specified for 400°C or less for B.
*2. Do not connect a Relay Contact Output Unit in the same CPU Rack or Expansion Rack as the CJ1W-PH41U Isolated-
       type Universal Input Unit.

last update: September 24, 2012

OMRON CJ1W-PH41U / AD04U dimension

last update: September 24, 2012

CJ1W-AD04U
CJ1W-PH41U

last update: September 24, 2012

OMRON CJ1W-PH41U / AD04U catalog

• Catalog
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English

Global Edition

For ordering in Singapore, please note some product models not sold in Singapore may be included in the following catalog(s) for our global customers.

*It is recommended to select “Save” from the right-click due to large size of catalog PDF data.

Catalog Name	Catalog Number [size]	Last Update
CJ1W-PTS/PDC/PH41U/AD04U Data Sheet	- [2136KB]	Aug 18, 201520150818	CJ1W-PTS/PDC/PH41U/AD04U Data Sheet

OMRON CJ1W-PH41U / AD04U specification

last update: September 25, 2012

CJ1W-AD04U Isolated-type Universal Input Unit

Item		Specifications
Model		CJ1W-AD04U
Applicable Controller		CJ/NJ Series
Type of Unit		CJ-series Special I/O Unit
Mounting position		CPU Rack or Expansion Rack
Maximum number of Units		40 (within the allowable current consumption and power consumption range)
Unit numbers		00 to 95 (Cannot duplicate Special I/O Unit numbers.)
Areas for exchanging data with the CPU Unit	Special I/O Unit Area words in the CIO Area (Operation Data)	10 words/Unit
		IIsolated-type Universal Input Unit to CPU Unit: All process values, process value alarms (L, H), conversion data enabled flag, input errors, cold junction sensor errors
	Special I/O Unit words in the DM Area (Setting parameter)	100 words/Unit
		CPU Unit to Isolated-type Universal Input Unit: Input type, scaling upper and lower limits, process value alarm setting (L, H), zero/span adjustment value, alarm ON delay time, alarm hysteresis, Expansion Setting Area settings
	Expansion Setting Area (Expansion Setting parameter)	1 word/Unit
		CPU Unit to Isolated-type Universal Input Unit: Process value alarm output
Number of inputs		4
Input type		Platinum resistance thermometer: Pt100 (JIS, IEC), Pt1000, or JPt100 Thermocouple: K, J, T, L, R, S, or B Current: 4 to 20 mA, or 0 to 20 mA Voltage: 1 to 5 V, 0 to 5 V, or 0 to 10 V Each input can be set independently.Each input can be set independently.
Scaling (Voltage and current inputs)		Data to be stored in the allocated words in the CIO area must be scaled (with user-set minimum and maximum values for data and offsets). The inputs are set individually.
Data storage in the Special I/O Unit Area in the CIO Area		Voltage inputs and current inputs: The values derived from carrying out the following processing in order of the actual process data in the input range are stored in four digits hexadecimal (binary values) in the allocated words in the Special I/O Unit Area. 1) Scaling → 2) Zero/span adjustment → 3) Output limits Temperature input: The values derived from carrying out the following processing in order of the actual process data in the input range are stored in four digits hexadecimal (binary values) in the allocated words in the Special I/O Unit Area. 1) °C/°F conversion → 2) Zero/span adjustment → 3) Output limits (The stored data is always stored ten times the value of the actual temperature.)
Accuracy (25 ° C) (These values do not include the sensor error.)		Platinum resistance thermometers: (±0.3% of PV or ±0.8°C, whichever is greater) ±1 digit max.
		Typical thermocouple inputs: (±0.3% of PV or ±1.5°C, whichever is greater) ±1 digit max. Special cases: The accuracy of L is ±2°C ±1 digit max. The accuracy of K and T at -100°C or less is ±2°C ±1 digit max. The accuracy of R and S at 200°C or less is ±3°C 1 digit max. The accuracy of B at 400°C or less is not specified.
		Voltage inputs and current inputs: (±0.3% FS) ±1 digit max.
Temperature coefficient		±100 ppm/°C max. (for full scale)
Resolution		1/12,000 (for voltage or current input) (Please refer to the Input Types and Input Ranges on Data Sheet for details on temperature input.)
Input signal range		Voltage inputs and current inputs: -5% to 105% of measurable input range set in scaling Temperature inputs: ±20°C or ±20°F for the high or low limits of the sensor range
Maximum rated input		Voltage Input: ±15 V Current Input: ±30 mA
Input impedance		Temperature: 10 kΩ min. Voltage Input: 1 MΩ min. Current Input: 250 Ω (rated value)
Warm-up time		30 min
Thermocouple inputs		Internal temperature sensor is used for cold junction compensation.
Platinum resistance thermometers		Measurement method: 3-wire method Allowable lead wire resistance: 20 Ω max. per wire Input detection current: 1.1 mA
A/D conversion time		250 ms/4 inputs
Maximum time to store data in CPU Unit		Conversion period + one CPU Unit cycle
Input error detection		An input error can be detected. (except for voltage and current inputs of 0 to 20 mA, 0 to 5 V, 0 to 10 V) Detection level Temperature input: If the temperature exceeds the high or low limit of the sensor range by 20°C or 20°F. +1 to +5 V: input signal < 0.3 V 4 to 20 mA: input signal < 1.2 mA Input Error Flag turns ON when a disconnection occurs or each input value is out of input range. Process value clamp direction can be specified when input error occurs.
Process value alarm		Two process value alarms (L, H), hysteresis, and ON-delay timer (0 to 60 s) can be set. Bits of process value alarm can be copied to selectable addresses in the Expansion Setting Area settings.
Isolation		Between inputs and Controller signals, and between inputs: Isolation by transformer for power supply, and by photocoupler for signals.
Insulation resistance		20 MΩ (at 500 V DC) between all inputs
Dielectric strength		Between all inputs: 500 V AC, at 50 or 60 Hz, for 1 min, leakage current 1 mA max.
External connections		Terminal block (detachable)
Indicators		Three LED indicators on front panel (for normal operation, errors detected at the Universal Input Unit, and errors detected at the CPU Unit).
Unit number settings		Set by rotary switches on front panel, from 0 to 95.
Current consumption (supplied by Power Supply Unit)		5 V DC at 320 mA max.
Dimensions		31 × 90 × 65 mm (W × H × D)
Weight		150 g max.

CJ1W-PH41U Isolated-type Universal Input Unit

Item		Specifications
Model		CJ1W-PH41U
Applicable Controller		CJ/NJ Series
Type of Unit		CJ-series Special I/O Unit
Mounting position		CPU Rack or Expansion Rack
Maximum number of Units		40 (within the allowable current consumption and power consumption range)
Unit numbers		00 to 95 (Cannot duplicate Special I/O Unit numbers.)
Areas for exchanging data with the CPU Unit	Special I/O Unit Area words in the CIO Area (Operation Data)	10 words/Unit
		Isolated-type Universal Input Unit to CPU Unit: All process values, process value alarms (LL, L, H, HH), rate-of-change alarms (L, H), input errors (such as disconnection alarms), cold junction sensor errors, and zero/span adjustment period end/notices.
	Special I/O Unit words in the DM Area (Setting parameter)	100 words/Unit
		CPU Unit to Isolated-type Universal Input Unit: Operation settings, input type, input range (user set), temperature unit, process value clamp direction for input burnout, scaling upper and lower limits, scaling offset value, alarm hysteresis, alarm ON/OFF delay time, number of items for moving average, Expansion Setting Area settings, process value alarm setting (L, H), zero/span adjustment value.
	Expansion Control/ Monitor Area (Expansion Operation Data)	46 words/Unit
		CPU Unit to Isolated-type Universal Input Unit: Hold function selection start/reset, integral value calculation start/reset, zero/span adjustment period flag Isolated-type Universal Input Unit to CPU Unit: All rate-of-change values, zero/span adjustment period notices (all inputs), EEPROM errors, day of final adjustment date, top and valley detection flags, peak and bottom values, top and valley values, integral value.
	Expansion Setting Area (Expansion Setting parameter)	100 words/Unit
		CPU Unit to Isolated-type Universal Input Unit: Expansion Control/Monitor Area settings, square root calculation enable, rate-ofchange input range, rate-of-change comparison time interval, rate-of-change scaling upper and lower limits, zero/span adjustment position, zero/span adjustment period and notice of days remaining, top and valley hysteresis, integral value calculation integer unit and integer coefficient, temperature resistance thermometer compensation enable, temperature resistance thermometer reference resistance, cold junction compensation method, process value alarm settings (LL, HH), rate-of- change alarm settings (L, H).
Number of inputs		4
Input type	Resolution: 1/256,000 (Conversion period: 60 ms)	Pt100 (JIS, IEC 3-wire), JPt100 (3-wire), Pt1000 (3-wire), Pt100 (JIS, IEC 4-wire), K, J, T, E, L, U, N, R, S, B, WRe5-26, PLII, 4 to 20 mA, 0 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V, ±100 mV user-set range, -1.25 to 1.25 V, -5 to 5 V, -10 to 10 V, ±10 V user-set range, potentiometer (all inputs). The input type, input range, and scaling can be set for individual inputs. The input range for DC inputs, however, can be set only for input types with user-set input ranges.
	Resolution: 1/64,000 (Conversion period: 10 ms)	Pt100 (JIS, IEC 3-wire), JPt100 (3-wire), Pt100 (JIS, IEC 4-wire), K, J, T, E, L, U, N, R, S, B, WRe5- 26, PLII, 4 to 20 mA, 0 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V, ±100 mV user-set range, -1.25 to 1.25 V, -5 to 5 V, -10 to 10 V, ±10 V user-set range (all inputs). The input type, input range, and scaling can be set for individual inputs. The input range for DC inputs, however, can be set only for input types with user-set input ranges.
	Resolution: 1/16,000 (Conversion period: 5 ms)	K, E
Applicable standards for resistance thermometer and thermocouple inputs		Pt100: JIS C1604-1997, IEC 60751-95 JPt100: JIS C1604-1989 K, J, T, E, N, R, S, B: JIS C1602-1995 L, U: DIN 43710-1985 WRe5-26: ASTM E988-96 PLII: ASTM E1751-00
Scaling		Data to be stored in the allocated words in the CIO area must be scaled (with user-set minimum and maximum values for data and offsets). The inputs are set individually. Data can be converted at 0% to 100%.
Data storage in the Special I/O Unit Area in the CIO Area		The values derived from carrying out the following processing in order of the actual process data in the input range are stored in four digits hexadecimal (binary values) in the allocated words in the Special I/O Unit Area. 1) Averaging → 2) Scaling → 3) Zero/span adjustment → 4) Square root calculation → 5) Offset compensation → 6) Output limits
Accuracy (25 ° C)		Resistance thermometer and thermocouple inputs: ±0.05% (The accuracy depends on the input type and the measured temperature. For details, refer to the Accuracy and Temperature Coefficient According to Resistance Thermometer and Thermocouple Input Types and Measured Temperatures on Data Sheet. Current or voltage input: ±0.05% Potentiometer input: ±1%
Temperature coefficient		Resistance thermometer and thermocouple inputs: The temperature coefficient depends on the input type and the measured temperature. For details, refer to the Accuracy and Temperature Coefficient According to Resistance Thermometer and Thermocouple Input Types and Measured Temperatures on Data Sheet. Current or voltage input: ±80 ppm/°C (for full scale) Potentiometer input: ±100 ppm/°C (for full scale)
Cold junction compensation error		Thermocouple input: ± 1.2 ° C
Resolution		1/256,000 (Conversion period: 60 ms) (See note.), 1/64,000 (Conversion period: 10 ms), 1/16,000 (Conversion period: 5 ms) Note: The resolution for potentiometer inputs is 1/4,000.
Input signal range		Resistance thermometer, thermocouple, ±100 mV user-set inputs: -15% to 115% of measurable input range 4 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V inputs: -15% to 115% 0 to 20-mA inputs: 0% to 115% -1.25 to 1.25 V, -5 to 5 V, -10 to 10 V, ±10 V user-set range inputs: -7.5% to 107.5% Potentiometer input: -15% to 115% of 0 to 2,500 Ω
Influence of lead wire resistance		Resistance thermometer inputs: 0.06°C/Ω (20 Ω max.) (3-wire) 0.006°C/Ω (20 Ω max.) (4-wire)
Input detection current		Resistance thermometer inputs: Approx. 0.21 mA (3-wire), approx. 0.42 mA (4-wire) Potentiometer input: Approx. 0.21 mA
Absolute maximum ratings		Thermocouple, ±100 mV user-set range inputs: ±130 mV Current inputs: 30 mA Voltage inputs (excluding ±100 mV user-set range): ±15 V
Input impedance		Thermocouple, ±100 mV user-set range inputs: 20 kΩ min. Current inputs: 150 Ω max. Voltage inputs (excluding ±100 mV user-set range): 1 MΩ min.
Input disconnection detection current		Thermocouple, ±100 mV user-set range inputs: Approx. 0.1 μA
Warmup time		Resistance thermometer inputs: 30 min Thermocouple, ±100 mV user-set range inputs: 45 min Current or voltage inputs (excluding ±100 mV user-set range): 30 min Potentiometer input: 10 min
Response time		1/256,000 resolution: Resistance thermometer inputs: 180 ms max. (travel time from input 0% to 90%, for step input and with moving average for 1 sample) Thermocouple, ± 100 mV user-set range inputs: 180 ms max. (travel time from input 0% to 90%, for ± 100 mV step input and with moving average for 1 sample) Current or voltage input: 180 ms max. (travel time from input 0% to 90%, for ± 10 V step input and with moving average for 1 sample) Potentiometer input: 180 ms max. (travel time from input 0% to 90%, for step input and with moving average for 1 sample) 1/64,000 resolution: Resistance thermometer inputs: 100 ms max. (travel time from input 0% to 90%, for step input and with moving average for 4 samples) Thermocouple, ± 100 mV user-set range inputs: 100 ms max. (travel time from input 0% to 90%, for ± 100 mV step input and with moving average for 4 samples) Current or voltage inputs: 100 ms max. (travel time from input 0% to 90%, for ± 10 V step input and with moving average for 4 samples) 1/16,000 resolution: Thermocouple inputs: 100 ms max. (travel time from input 0% to 90%, for ± 100 mV step input and with moving average for 4 samples)
Conversion period		60 ms/4 inputs (1/256,000 resolution), 10 ms/4 inputs (1/64,000 resolution, 5 ms/4 inputs (1/16,000 resolution)
Maximum time to store data in CPU Unit		Conversion period + one CPU Unit cycle
Input disconnection and input error detection		Resistance thermometer, thermocouple, ±100 mV user-set range, potentiometer inputs: Input Error Flag turns ON when a disconnection occurs or when 115% or -15% of the measurable input range is exceeded. The process value clamp direct direction for when a disconnection occurs can be specified. (High: 115% of set input range. Low: -15% of set input range.) Disconnection detection time: Approx. 5 s max. (4-wire Pt100) Approx. 1 s max. (±100 mV user-set range) Approx. 0.5 s max. (not 4-wire Pt100 or ±100 mV user-set range) 4 to 20 mA, 1 to 5 V, 0 to 1.25 V, 0 to 5 V, 0 to 10 V inputs: An error is detected and the Input Error Flag turns ON when a disconnection occurs or when 115% or -15% of the measurable input range is exceeded. When a disconnection occurs in the 4 to 20 mA/1 to 5 V range, the -15% process value is stored. When a disconnection occurs in any other range, a process value the same as for a 0 V input is stored. 0 to 20 mA inputs: An error is detected and the Input Error Flag turns ON when 115% of the measurable input range is exceeded. When a disconnection occurs, a process value the same as for a 0 mA input is stored. -1.25 to 1.25 V, -5 to 5 V, -10 to 10 V, ±10 V user-set range inputs: An error is detected and the Input Error Flag turns ON when 107.5% or -7.5% of the measurable input range is exceeded. When a disconnection occurs, a process value the same as for a 0 V input is stored.
Function	Process value alarm	Four process value alarms (HH, H, LL, L), hysteresis, and ON/OFF-delay timer (0 to 60 s) can be set.
	Rate-of-change calculation	Calculates the amount of change per process value comparison time interval (Either 1 to 16 s or the conversion period can be set.)
	Rate-of-change alarm	Two rate-of-change alarms (H, L), hysteresis, and ON/OFF-delay timer (0 to 60 s) can be set (shared with process value alarm).
	Process value averaging (input filter)	Calculates the moving average for the specified number of past process values (1 to 128), and stores that value in the CIO Area as the process value.
	Square root extraction	When the process value scaling maximum value is A and the minimum value is B: Dropout: Output approx. 7% maximum linear (output = input) characteristics Note 1. The square root function is enabled for DC inputs only. It is not performed for temperature inputs. Note 2. The square root function is enabled only when the maximum scaling value is greater than the minimum value. It is not performed when the minimum value is greater. Note 3. When performing square root calculation, set the maximum and minimum scaling values to the scaling values following square root extraction of the flowrate or other input value.
	Adjustment period control	When zero/span adjustment is executed, the date is internally recorded at the Unit. When the preset zero/span adjustment period and the notice of days remaining set in the Expansion Setting Area have elapsed, this function turns ON a warning flag to give notice that it is time for readjustment.
	Peak and bottom detection	Detects the maximum (peak) and minimum (bottom) process values, from when the Hold Start Bit (output) allocated to the Expansion Control/Monitor Area turns ON until it turns OFF. These values are stored as the peak and bottom values in the Expansion Control/Monitor Area.
	Top and valley detection	This function detects the top and valley values for process values, from when the Hold Start Bit (output) allocated to the Expansion Control/Monitor Area turns ON until it turns OFF. These values are stored as the top and valley values in the Expansion Control/Monitor Area.
	Integral value calculation	This function calculates the process value's time integral. The integral value is calculated and the result is output to the Expansion Control/Monitor Area when the Integral Value Calculation Start Bit in the Expansion Control/Monitor Area is turned ON.
	Cold junction compensation method	Specifies whether cold junction compensation is to be executed internally or externally. Note: This function is supported only for thermocouple inputs.
	Resistance thermometer input compensation	Compensation is enabled for a connected resistance thermometer by setting the resistance for 23 ° C. Note: This function is supported only for resistance thermometer inputs.
Isolation		Between inputs and Controller signals, and between inputs: Power supply = Transformer, Signal = Digital isolator
Insulation resistance		20 MΩ (at 500 V DC) between all inputs
Dielectric strength		Between all inputs: 500 V AC, at 50 or 60 Hz, for 1 min, leakage current 10 mA max.
External connections		Terminal block (detachable)
Unit number settings		Set by rotary switches on front panel, from 0 to 95.
Indicators		Three LED indicators on front panel (for normal operation, errors detected at the Universal Input Unit, and errors detected at the CPU Unit).
Front panel connector		Input connector terminal block (detachable)
Current consumption (supplied by Power Supply Unit)		5 V DC at 300 mA max.
Dimensions		31 × 90 × 65 mm (W × H × D)
Weight		150 g max.
Standard accessories		One cold junction sensor (mounted to terminal block)

last update: September 25, 2012

• NO. CJ1W-PH41U / AD04U
• TYPE:Programmable Controllers CJ1 Special I/O Units
• DATE:2021-06-08
• Associated products:
  CJ1W-PDC15 CJ-series Process Analog I/O Unit/Features CS1W-LCB01 / LCB05 Loop Control Boards/Features