Products Description
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Technical Specifications
| Item | Specification |
|---|---|
| Model | SAI143-S03 |
| Number of Input Channels | 16 channels, module isolation |
| Rated Input Range | 4 to 20 mA |
| Permissible Input Range | 0 to 25 mA |
| Input Impedance (Power ON) | 250 Ω + current value (Max voltage drop 0.45 V) |
| Input Impedance (Power OFF) | 500 kΩ minimum |
| Accuracy | ±16 µA (within 1 to 23 mA range) |
| Data Update Frequency | 40 ms |
| Temperature Drift | ±16 µA / 10 °C |
| Transmitter Power Supply | Min. 16.15 V at 20 mA, Max. 26.4 V at 0 mA |
| Output Current Limit | 25 mA |
| 2/4-Wire Setting | Individually configurable per channel |
| Withstand Voltage | 1.5 kV AC (1 min) between input and system |
| Max Current Consumption | 320 mA at 5 V, 550 mA at 24 V |
| External Connections | Pressure clamp terminal, MIL cable, or dedicated cable |
| PRM Support | Available (SAI143-H only) |
| Power Supply ON/OFF | Simultaneous control for all 16 channels (2-wire mode) |
| Dimensions (W x H x D) | 130 x 107.5 x 32.8 mm |
| Weight | 0.34 kg (with pressure clamp or MIL cable) |
FAQ
Frequently Asked Questions (FAQ)
Q1: What type of signal does the SAI143-S03 module support?
A1: It supports 4 to 20 mA current input, with a permissible range of 0 to 25 mA.
Q2: Can the module be used in a dual-redundant configuration?
A2: Yes, the SAI143-S03 supports dual-redundant setup for high reliability.
Q3: What is the accuracy of the input signal?
A3: The rated accuracy is ±16 µA within the 1 to 23 mA input range.
Q4: What is the input impedance when the power is off?
A4: The input impedance is at least 500 kΩ when powered off.
Q5: Does the module provide power to field transmitters?
A5: Yes, it supplies between 16.15 V and 26.4 V, with a current limit of 25 mA.
Q6: What types of external connections are supported?
A6: It supports pressure clamp terminals, MIL cables, and dedicated signal cables.
Q7: Is PRM (Plant Resource Manager) supported?
A7: Yes, PRM is supported for the SAI143-H version.
Q8: What is the maximum operating ambient temperature?
A8: The module can operate up to 70 °C; however, usable channels may be limited at high temperatures.
Tags
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.
