Communication Input
- Terminal Board
- 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
PHD-11TC-11
Overview
The communication signal of PHD-11TC-11 is input into the isolated safety barrier, which can realize the two-way communication of RS-232 digital signal in the dangerous area and the safe area. This product needs independent power supply, and the power supply, input and output are isolated.
| Supply voltage | 20~35VDC,Power consumption: ≤40mA (24VDC power supply |
| Input signal | RS232 digital signal |
| Output signal | RS232 digital signal |
| Number of input and output channels | 1 input 1 output |
| Applicable field equipments | Communication interface equipment with RS232 |
| Transmission delay | ≤10 μs |
| Receiving and transmitting switching time | ≥20ms |
| Temperature parameters | Working temperature: -20℃~+60℃, storage temperature:-40℃~+80℃ |
| Relative humidity | 10%~95% RH no condensation |
| Dielectric strength | Between intrinsically safe side and non-intrinsically safe side (≥ 3000VAC/min); between power supply and non-intrinsically safe terminal (≥ 1500VAC/min) |
| Insulation resistance | ≥100MΩ (between input/output/power supply) |
| Electromagnetic compatibility | According to IEC 61326-1(GB/T 18268), IEC 61326-3-1 |
| Explosion-proof mark | [Ex ia Ga] IIC [Ex ia Da] ⅢC |
| Certification Body | CQST(China National Quality Supervision and Test Centre for Explosion Protected Electrical Products) |
| Authentication parameters (between terminals 1-3-4) | Um=250V Uo=15V Io=8.5mA Co=0.41μF Lo=100mH Po=31.9mW |
| Installation site Requirements | Installed in a safe zone, it can be connected to intrinsic safety instruments in hazardous areas up to Zone 0, IIC, Zone 20, and IIIC |
| MTBF | ≤100000 |
Note: The power rail function is an optional function, and users need to specify
the power supply method when placing an order
The selection of power rail connectors can refer to page 89 of the "Annex"
PHD-11TC-33A-23
PHD-11TC-11