Temperature Signals Converter Input Module Modbus RTU Protocol

• Customization: Available
• Mathematical Model: Linear
• Signal: Continuous
• Model NO.: PHM-7730 Ex.
• Material: PVC
• Transport Package: Box
• Trademark: Beijing Pinghe
• Origin: Beijing
• Production Capacity: 3000/Month

Product Description

Product overview

This device excels in converting three-channel temperature signals within hazardous areas into digital signals, ensuring isolation for safety purposes. By adhering to the MODBUS RTU protocol, it seamlessly delivers these digital signals to compatible systems such as the PHM7100, PLC, or host computer systems. This ensures efficient and secure communication of critical temperature data, enabling effective monitoring and control in industrial environments.

 

TECHNICAL INDICATORS

Power supply	20~35VD
Input signal	RTD/TC/Resistor/mV signals
Input channels	3 channels
Communication interface	RS48
Communication protocol	MODBUS RTU
Cold end accuracy	1ºC
Temperature drift	0.005% F.S/ºC
Configuration mode	PC programmable
Dielectric strength	≥2500VAC (intrinsically safe terminal and non-intrinsically safe terminal)
Insulation resistance	≥100MΩ
Applicable field equipment	B, E,J, K, N, R, S, T  TC, or millivolt signal sensors two-wire or three-wire TC Cu50,Cu100,pt100,pt10
Temperature parameter	Continuous working temperature-20ºC-+60ºC, storage temperature:-40ºC~+85ºC
Relative air humidity	10%-95%RH without condensation
Explosion-proof sign	[Exia Ga] II C
Authentication parameters (between terminals 1-2-3, 4-5-6, 7-8-9)	Um=250V Uo=8.4V Io=31mA Co=4.8μF Lo=20mH Po=65mW
Installation place requirements	Can be connected with intrinsically safe instruments in zone 0 with IIA, IIB, IIC dangerous gas

 

 

Product characteristic

 

1.Low power consumption, minimal temperature drift, and seamless automatic zero calibration make this device a reliable choice for various applications. Its support for hot-plug functionality adds to its convenience and versatility.

2.Embracing the MODBUS RTU communication protocol, this device ensures swift and efficient data transmission, boasting a communication rate of up to 115200bps. Users can count on its stability and efficiency in transferring data across systems.

3.Offering flexibility in power supply and communication, it accommodates two methods: backplane mounting rail and terminal, catering to diverse installation requirements.

4.When paired with the PHM-7100, it seamlessly integrates MODBUS TCP/IP support, streamlining installation and maintenance processes while enhancing data transmission performance.

5.Each input signal's RTD/TC/Resistor/mV settings can be easily configured through programming, empowering users to tailor the device to specific application needs with precision and ease.

 

Q:Do you accept OEM or ODM orders?

A: Yes.we do.Please let us know your requirements

Q: What is your MoQ?

A:No MOQ limits.1 piece for trial order at first is acceptable

Q:What is your warranty for your product?

A:2 years (2 years maintenance guaranteed for non-man-made damages)

Q: How do you assure the quality?

A: Attaching great importance to quality control,we check every step to make sure items in good quality.