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RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S

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RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S

RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S
RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S

Large Image :  RTD PT100 Smart Temperature Transmitter with 4-20m RS485 Output WNK4S

Product Details:
Place of Origin: ANHUI, CHINA
Brand Name: WNK
Certification: ISO
Model Number: WNK4S
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: Negotiable
Packaging Details: Standard export carton packing
Delivery Time: 3-8 working days
Payment Terms: T/T, Western Union, MoneyGram
Detailed Product Description
Usage: Industrial For Temperature Measurement Theory:: Temperature Sensor
Accuracy: 0.2%F.S. Housing: Aluminium
Output: 4-20mA, RS485 Power Supply: 24V(standard)
Ex-proof: ExiaII CT4 Measure Media: Liquid, Gas And Steam
High Light:

smart temperature sensor


liquid temperature sensor

RTD PT100 Cost Effective Smart Temperature Transmitter with 4-20m RS485 Output

Our 4S temperature transmitter is Cost-effective model. For temperature sensor we can provide the thermal resister, thermocouple etc usually used in industry, we can also provide special sensor, including high temperature type,high pressure type,health type,with special material or with coating etc sensor. Customized sensor is also acceptable.


Product Features

1. Universal Input
2. High precision, digital precision up to :±0.05ºC
3. Low price with LCD display
4. Install easily, more flexiable

Product Spec
Measuring media liquid, gas
Measuring range -270~800 ℃ (PT100 thermal resistor)
0~1300℃, (Thermocouple K)
Power supply range 9~45V (9~24V, Ex)
Output signal 4~20mA, RS485
Digital Accuracy ±0.04℃, PT100 input
Internal cold end compensation error <0.25℃±0.1%/10℃
Temperature drift ±0.05%/10℃full-scale range
0.1% between-10°C to 60°C
Effect of power supply on range <0.005%/V full-scale range
Long term drift <0.1/year
Allowable temperature Ambient temperature Storage temperature
T4 Safe operation(T6)
-40...85℃ -40...60℃ -40...95℃
Protection Class IP66/67
Relative humidity ≤98%, condensation allowed
Electromagnetic compatibility Accordance with EN 61 326





Ordering sheet


WNK6T Smart temperature transmitter
Code Approvals
A For non explosion-proof areas
1 ATEX II 1/2G EExia II CT6
2 ATEX II 1/2G EExia II CT6,overflow protection WHG
3 ATEX II 1/2D
4 ATEX II 1/3GD EExia II CT6
5 ATEX II 1/3D
6 ATEX II 2G EEx d II T6
For other approvals or more information, please contact with us
Code Communication, Display, Operation
A 4...20mA
B 4...20mA HART
M RS485
Code Housing; Cable entry; Protection
A Aluminum14,M20*1.5,IP66/67/NEMA 6P
B Aluminum14,G1/2,IP66/67/NEMA 6P
C Aluminum14,1/2NPT,IP66/67/NEMA 6P
Code Type of the transmitter connecting with sensor
X1 Integral type
X2 Split type
For integral type, it need to choose the connection additional option
Code Input type, Measurement range Code Input type, Measurement range
OA Ohm,0~100Ω RA Thermocouple ,S
OB Ohm,0~260Ω RB Thermocouple,R
OC Ohm,0~390Ω RC Thermocouple,B
OD Ohm,0~3900Ω RD Thermocouple,K
OE Ohm,PT100 RE Thermocouple,N
OF Ohm,PT1000 RF Thermocouple,E
OG Ohm,CU50 RG Thermocouple,J
OH Ohm,CU100 RH Thermocouple,T
DA Voltage,-20~20mV    
DB Voltage,-50~50mV    
DC Voltage,-75~75mV    
DD Voltage,-750~750mV    
Code Standardization,unit
1 Standardization:rated range, C degree
2 Standardization:rated range, F degree

Standardization:rated range, R degree

Code Option
A No
M Mounting bracket for wall
U Mounting bracket for pipe
Code Additional option for intergral type(interface: transmitter to sensor)
F1 M10*1 F4 M20*1.5
F2 M12*1 F5 M24*1.5
F3 M18*1.5 F6 Per customer requirement
Typical model#: WNK6T AAA X2RD 1U





Q: Are you manufacturer or trading company?

A: We are professional pressure/level/temperature measurement manufacturer with more than 13 years of experience. Our factory address is: 4/F,Bldg #6, No.168, Xiangzhang Road, High-tech District, 230088, Hefei, Anhui province, China.


Q: What’s your quality control system?

A: We are an ISO 9001-2015 certified manufacturer, we have strict quality control system. Besides clibartiaon, each set product we also do temperature compensation and aging test before shipment, so the quality is guaranteed.


Q: What is the warranty of your products?

A: 12 month from shipment date, for non-man-made damages.


Q: Can we use our logo on the products? Do you provide customized products?

Yes.we can use your logo, we can provide customized products per requirement. OEM/ODM is welcome


Q: What is yor MOQ?

A: We have no MOQ limits, small quantity order is acceptable.


Q: What's the transport?

A: Express such as DHL, Fedex, TNT, UPS for freight prepaid, also can use your own couier account to do the freight collect. For more goods we can arrange by air or by Sea.


Contact Details
Hefei WNK Smart Technology Co.,Ltd

Tel: 86-551-65369667

Fax: 86-551-65369655

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