Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Item | Specification |
|---|---|
| Model | SAI143-H33 |
| 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 |
| Input Impedance (Power OFF) | Minimum 500 kΩ |
| Voltage Drop (Protection Cir.) | Max 0.45 V (varies with current) |
| Accuracy | ±16 µA (for input range 0.05 to 23 mA) |
| Temperature Drift | ±16 µA per 10 °C |
| Data Update Frequency | 40 ms |
| Transmitter Power Supply | Min 16.15 V (@20 mA), Max 26.4 V (@0 mA), max current 25 mA |
| 2-/4-wire Setting | Individually configurable per channel (via setting pins) |
| Withstand Voltage | 1.5 kV AC between input and system for 1 minute |
| Max Current Consumption | 5V: 320 mA; 24V: 550 mA |
| HART Communication Supported | Yes (HART Protocol Rev. 5.7) |
| Dimensions | 130 mm × 107.5 mm × 32.8 mm |
| Weight | Approx. 0.34 kg (with pressure clamp terminal or MIL cable) |
| External Connection Options | Pressure clamp terminal, MIL cable, dedicated signal cable |
| PRM Support | Supported |
| Power Supply ON/OFF Function | Supported in 2-wire mode for all 16 channels simultaneously |
FAQ
Frequently Asked Questions (FAQ)
Q1: What input signal does the SAI143-H33 module support?
A1: It supports standard 4 to 20 mA current signals and accepts a range from 0 to 25 mA.
Q2: Does the SAI143-H33 support HART communication?
A2: Yes, it supports HART protocol revision 5.7, with one HART device per channel.
Q3: What is the input accuracy of this module?
A3: The rated accuracy is ±16 µA for input ranges between 0.05 and 23 mA.
Q4: Can the module support both 2-wire and 4-wire devices?
A4: Yes, each channel can be independently configured for 2-wire or 4-wire operation via pin settings.
Q5: What are the physical dimensions and weight of the module?
A5: It measures 130 x 107.5 x 32.8 mm and weighs approximately 0.34 kg.
Q6: Can the module supply power to field transmitters?
A6: Yes, it provides transmitter power with a minimum of 16.15 V at 20 mA and a max current limit of 25 mA.
Q7: How often does the module update data?
A7: The data update frequency is 40 milliseconds.
Q8: Is the SAI143-H33 suitable for redundant configurations?
A8: Yes, it supports dual-redundant setups to enhance system reliability.
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.
