Field Instrument Surge Protective Device
- Isolated Safety Barriers
- Signal Isolators
- Surge Protective Devices
- Safety Relays
- Isolated Intelligent I/O Modules
- Intelligent Gateways
- Industrial Data Optical Transceivers
- Online Dew Point Analyzers
- Data Acquisition Modules
- HART data converter
PHL-TX24-P4-X EX Field Instrument Surge Protective Devices
SPECIFICATIONS
| Technical data | Two-wire | Three-wire | Four-wire |
| Rated operating voltage Un | 24V | 24V | 24V |
| Maximum operating voltage Uc | 35V | 35V | 35V |
| Nominal operating current IL | 10kA | 10kA | 10kA |
| Nominal discharge current In (8 / 20μs) | 20kA | 20kA | 20kA |
| Maximum discharge current (8 / 20μs) | 20kA | 20kA | 20kA |
| Lightning surge current limp (10 / 350μs) | 2.5kA | 2.5kA | 2.5kA |
| Total lightning surge current (10 / 350μs) | 5kA | 7.5kA | 10kA |
| Protection voltage Up (8 / 20μs) line-to-line | 60V | 60V | 60V |
| Protection voltage Up (1KV / μs) line to ground | 600V | 600V | 600V |
| Response time | 1ns | 1ns | 1ns |
| Degrees of protection provided by enclosure (in line with IEC 60529) | IP 67 | IP 67 | IP 67 |
| Housing material | 304 Stainless steel | 304 Stainless steel | 304 Stainless steel |
| Thread format | Specify when ordering | Specify when ordering | Specify when ordering |
| Test standard | GB/T 18802.21 / IEC61643-21 | GB/T 18802.21 / IEC61643-21 | GB/T 18802.21 / IEC61643-21 |
| Explosion-proof certifications | EX d II C T4-T6 Gb | EX d II C T4-T6 Gb | EX d II C T4-T6 Gb |
| EX ia II C T4-T6 Ga | EX ia II C T4-T6 Ga | EX ia II C T4-T6 Ga | |
| Working temperature range | —40 ℃ ~ +80 ℃ | —40 ℃ ~ +80 ℃ | —40 ℃ ~ +80 ℃ |
Diagram
The "*" in the model number represents the thread specification, which must be specified when ordering: I:M20X1.5 N:1/2”NPT G:G1/2”
Schematic diagram
Dimension drawings
Note: The connecting rail specification is 15m², length is 250mm with multi-stranded wire, is resistant to acid and abrasion.
Application
The Field Instrument Surge Protective Device is suitable for protecting various types of equipment, including:
1.2-wire, 3-wire, and 4-wire transmitters: These transmitters are commonly used for measuring various parameters such as pressure, temperature, level, etc., in hazardous environments.
2.Thermocouples (TC) and Resistance Temperature Detectors (RTD): These temperature sensors are often employed in industrial processes to measure temperature accurately and reliably.
3.Communication interfaces such as RS485, RS232, and RS422: These interfaces are used for data communication between different devices, ensuring compatibility and seamless integration within systems.
4.Flow meters: Flow meters are utilized to measure the flow rate of liquids or gases in pipelines or systems, providing crucial data for process control and monitoring.
5.Electromagnetic valves: These valves control the flow of fluids in industrial processes and are vital for regulating the movement of liquids or gases in pipelines.
