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Isolated Safety Barriers

Isolated Safety Barriers

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01

PHD-11TZ-*1

2024-05-28

RTD input isolated safety barrier 

1 input 1 output

Two-wire or three-wire RTD signal input/ 4~20mA output (configurable)

 

 

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01

PHD-22HT-*1*1

2024-04-12

Overview

Isolated safety barrier at detection side: PHD-22HT-*1*1, thermocouple signal input, dual input and dual output.The safety barrier can realize the conversion of thermocouple signal input in dangerous area into 4~20mA signal output and transmit it to safe area. The circuit has two thermocouple inputs and two DC signal 4~20mA outputs.

The output 4~20mA signal can be intelligently configured, and the actual measuring range can be set by computer.

PHD-22HT-*1*1, "*" indicates the input type of thermocouple, please use code to indicate it. This product needs independent power supply.

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01

PHD-11TD-21

2024-04-15

Overview

Isolated safety barrier at detection side: PHD-11TD-21, analog input and output, single input and single output.

^ The isolated barrier can isolate and transmit the 4~20mA signal or DC 4 ~ 20 mA signal generated by the transmitter in the dangerous area to the safe area. When the transmitter is two-wire or three-wire system, the safety barrier provides power for the transmitter.

^ This product needs an external 20-35VDC power supply.

^ This product supports HART signal and disconnection alarm.

* Note: If you need other parameters of this product, please contact our technical support. If the output is other parameters, it is indicated by the number 9, and the specific parameters are indicated after the model number.

^ Example: input 2-wire, 3-wire or 4-20mA, output 2~10V.

^ Model: PHD-11TD-29 (2-10V)

* Bus power supply, see appendix for details.

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01

PHC-11TD-11

2024-04-15

4~20mA input /4~20mA output 1 input 1 output

Overview

Isolated safety barrier at operating side: PHC-11TD-11, input and output with analog signal, single input and single output.

The safety barrier can transmit the 4-20mA signal from safe area to the dangerous area, to drive the valve positioner, electric/gas converters and other actuators to work.

This product needs an external 20-35VDC power supply.

Terminal isolation between power supply, input and output.

* bus terminal power supply, please see appendix for details.

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01

PHD-11TC-11

2024-04-15

RS232 input/RS232 output 1 input 1 output

Overview

Isolated safety barrier at detection end: PHD-11TC-11, communication signal input, single input and single output. The safety barrier can realize the bilateral communication of digital signals between RS232 interface in dangerous area and RS232 interface in safe area.

This product needs an external 20-35VDC power supply.

The product is equipped with signal status indicator (yellow)

* bus terminal power supply, please see appendix for details.

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01

PHD-12TF-288

2024-04-15

Proximity switch Contact input /Transistor output

1 input 2 output


Overview

Isolated safety barrier at detection side: PHD-12TF-288, digital input and output, single input and dual output.

^ The isolated barrier can convert the proximity switch and contact input in the dangerous area to the transistor output signal and transmit it to the safe area. The output transistor between e-c is equipped with a selection switch of "inverted phase/normal phase" , in addition, there is a input signal short circuit or open circuit alarm indicator, the circuit provides for input sensor power supply.

^ This product needs an external 20-35VDC power supply.

^ The signal status indicator is set in red and yellow light to indicate the working status of the output relay, when it is for alarming then the light is red, during normal operation the light is yellow.

* Bus power supply, please see appendix for details.

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01

PHC-11TF-14

2024-04-15

Contact and logic level input/switch driving output 1 input 1 output

Overview

^ Isolated safety barrier at operating side: PHC-11TF-14, switch input and output, single input and single output.

^ Safety barrier can convert the input quantity of contact switch and logic level in safety area into the driving quantity of intrinsically safe equipments, and output it to the field of dangerous area, so as to control solenoid valve, audible and visual alarm, etc.

^ The status indicator has red and yellow light colors, when alarm then the light is red, when it is with the output solenoid valve, then the light is yellow. This product needs an external 20~35VDC power supply

* bus terminal for power supply, please see the appendix for details.

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01

PHD-11TP-13

2024-04-15

Frequency 1:1 output (Provided power 12V) 1 input 1 output

Overview

Isolated safety barrier at detection end: PHD-11TP-13, frequency input, single input and single output.

The safety barrier can transmit the frequency signal in dangerous area to safe area and output in frequency in proportion 1:1, has very strong an-interference ability.

The circuit provides for the field instrument 12 VDC provided power supply.

This product needs an external 20-35VDC power supply.

The product is equipped with signal status indicator (yellow).

* bus terminal power supply, please see appendix for details.

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01

PHD-11TT-*1

2024-04-15

TC input/ 4-20mA output (configurable) 1 input 1 output

Overview

^ Isolated detection end safety barrier: PHD-11TT-*1, thermocouple signal input, single input and single output, the safety barrier can realize the conversion of thermocouple signal input in dangerous area into 4-20mA signal output and transmit it to safe area. The circuit has one thermocouple input and one DC signal 4-20mA output.

^ The output 4-20mA signal can be intelligently configured, and the actual measuring range can be set by computer.

^ PHD-11TT-*1, "*" indicates the input type of thermocouple, please use code to indicate it.

This product needs an external power supply of 20~35VDC

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01

PHD-22HZ-*1*1

2024-04-25

Overview

PHD-22HZ-*1*1, RTD signal input, dual input, and dual output constitute the isolated safety barrier.

The isolated safety barrier has the ability to transmit the 4/20mA signal output that is produced from the RTD input signal in the hazardous area to the safe area. The circuit has two RTD signal inputs and a DC double output.

The 4–20 mA output signal can be set up wisely. A computer can be used to set the real range of RTD.

PHD-22HZ-*1*1, where "*" denotes the RTD input type; please use the code to specify.

This product requires a separate power source.


Input signal types and measurement range

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01

PHD-12TD-211

2024-04-25

PHD-12TD-211

Two or three-wire transmitter or current source input /4~20mA output 1 input 2 output


Overview

PHD-12TD-211 is an isolated detection end safety barrier designed specifically for analog input and output.

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01

PHC-22TD-1111

2024-04-25

PHC-22TD-1111

4~20mA input /4~20mA output 2 inputs 2 outputs


Overview

The isolated operating end safety barrier PHC-22TD-1111 is a safety barrier designed specifically for analog input and output.

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