Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Item | Specification |
|---|---|
| Model | NFAI143-S50 |
| Number of Input Channels | 16-channel isolated input |
| Input Signal | 4 to 20 mA DC current |
| Allowable Input Current | Max. 24 mA |
| Withstanding Voltage | 1500 V AC between input and system (1 min) |
| Overcurrent Protection | Provided |
| Input Resistance (ON) | 250 Ω |
| Input Resistance (OFF) | 500 kΩ or more |
| Accuracy | ±0.1% of full scale |
| Data Refresh Cycle | 10 ms |
| Input Step Response Time | 100 ms |
| Transmitter Power Supply | 24.0 to 25.5 V (output current limit: 25 mA) |
| 2-/4-Wire Setting | Settable per channel by pin |
| Temperature Drift | Max. ±0.01%/°C |
| Max Current Consumption (5V) | 230 mA |
| Max Current Consumption (24V) | 540 mA |
| External Connection | Pressure clamp terminal or MIL connector |
| HART Communication | Available |
| Dimensions | 130 x 107.5 x 32.8 mm |
| Weight | 0.3 kg |
FAQ
FAQ
Q1: Does the NFAI143 module support HART communication?
A1: Yes, it supports HART protocol for integration with HART-enabled field devices.
Q2: Are the input channels of the NFAI143 isolated?
A2: Yes, all input channels are isolated from the system, with a 1500 V AC withstand voltage.
Q3: Can each channel be configured individually for 2-wire or 4-wire transmitters?
A3: Yes, each channel can be individually configured via a setting pin.
Q4: What is the input resistance when the module is powered off?
A4: The input resistance is 500 kΩ or more when powered off.
Q5: What are the power requirements for the module?
A5: It requires 5 V DC (230 mA) and 24 V DC (540 mA) power supplies.
Q6: What is the maximum allowable input current?
A6: The module can accept input currents up to 24 mA.
Q7: Is overcurrent protection included in the NFAI143?
A7: Yes, the module includes overcurrent protection to safeguard the inputs.
Q8: What is the measurement accuracy of the module?
A8: The accuracy is ±0.1% of full scale, suitable for precision monitoring.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
