Communication Input
- 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
Product Specifications
| Supply voltage | 20~35VDC, power consumption <1.5W |
| 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 rate | Transmission rate ≤56kbps |
| Transmission delay | ≤10 μs |
| Sending and receiving 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) |
| External dimensions | Thickness 12.5mm x width 108mm x high 118mm |
| Electromagnetic compatibility | According to IEC 61326-1(GB/T 18268), IEC 61326-3-1 |
| Explosion-proof mark | [Exia Ga]IIC |
| 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 | It can be connected with instruments in 0 zone with ⅡA, ⅡB, ⅡC dangerous gas |
| MTBF | ≤100000 |
Wiring diagram
Terminal assignments and dimensions
Terminal |
Terminal assignments |
|
9 |
Power supply + |
20～35VDC |
10 |
Power supply - |
|
3 |
Intrinsically safe side RS232-RXD |
|
4 |
Intrinsically safe side RS232-GND |
|
1 |
Intrinsically safe side RS232-TXD |
|
5 |
RS232-RXD |
|
6 |
RS232-GND |
|
7 |
RS232-TXD |
|
